1、MIL-T-3901E 30 December 1981 SUPERSEDING MIL-T-390lD 9 September 1977 MILITARY SPECIFICATION TROUSERS, FIREMANS This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers firemans trouser with liner. 1.2 Classiic
2、ation+ The trousers shall be of one type in the following sizes as specified (see 6.2): Schedule of sizes 32 x 31 34 x 33 32 x 32 36 x 31 32 x 33 36 x 32 34 x 31 36 x 33 34 x 32 38 x 31 38 x 32 42 x 31 38 x 33 42 x 32 40 x 31 42 x 33 40 x 32 44 x 31 40 x 33 2. APPLICABLE DOCUMENTS * 2.1 Issues of do
3、cuments. The following documents, of the issue-in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this
4、document should be addressed to: US Army Naticlc Research and Development Laboratories, Natick, MA 01760 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this docu- ment or by letter. FSC 8415 G Provided by IHSNot for ResaleNo reproduct
5、ion or networking permitted without license from IHS-,-,-MIL-T-3 901E SPECIFICATIONS FEDERAL V-T-276 FF-R-5 56 Thread, Cotton Rivet, Solid, Small; Rivet, Split, Small; Rivet Tubular, Small; Burr; and Cap, Rivet; General Purpose Washers, Flat (Plain) Leather, Cattlehide, Strap, Vegetable Tanned Paper
6、, Kraft, Wrapping Label: For Clothing, Equipage, and Tentage Boxes, Shipping, Fiberboard (General Use) FF-W-92 JM-L-2 7 1 UU-P-268 DDD-L-20 PPP-B-636 MIL ITAY MIL-B-286 MIL-F-495 MIL-B-543 MIL-T-3530 Buttons, Tack; and Tack, Button Finish, Chemical, Black, for Copper Alloys Buckles, Tongueless and W
7、eb Strap Thread and Twine; Mildew Resistant or Water Suspenders, Trousers (Suspenders, Flying Suit) Fasteners, Snap Phosphate Coating, Heavy Maganese or Zinc Base Cloth, Sateen, Cotton, Flame Resistant Treated Cloth, Coated: Polyester/Cotton, Polyesterhayon; Polyvinyl Chloride or Polychloroprene Coa
8、ted Cloth, Plain or Pajama Check Weave, Aramid Thread, Aramid Cloth, Coated or Bonded, Reflective Batting, Aramid or Nonvoloid Fiber, Quilted Repellent Treated (For Ferrous Metals) MIL-S-6790 MIL-F-10884 DOD-P-16232 MIL-C-43122 MIL-C-43410 MIL-C-43774 MIL-T-43636 MIL-C-43 708 MIL-B-81813 STANDARDS F
9、EDERAL FED-STD-751 MILITARY MIL-STD-105 MIL-STD-129 Stitches, Seams and Stitchings Sampling Procedures and Tables for Inspection by Attributes - Marking for Shipment and Storage MIL-STD-1188 - Commercial Packaging of Supplies and Equipment 2 Provided by IHSNot for ResaleNo reproduction or networking
10、 permitted without license from IHS-,-,-MIL-T-3901E (Copies of specifications, standards, drawings and publications required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 3. REQUIREMENTS 3.1
11、 Guide sample. Samples, when furnished, are solely for guidance and information to the contractor (see 6.3). appear in. the sample, in which case, the specification shall govern. Variations from the specification may * 3.2 Materials (see 6.4). 3.2.1 Basic material. The material for the outer shell s
12、hall be flame resistant , treated cotton sateen cloth conforming to class 2 of MIL-C-43122. * * 3.2.2 Liner material. The material for the outer liner shall be a coated cloth conforming to MIL-C-43410. The color of the outer liner shall be natural or white. * 3.2.3 Liner. The material for the liner
13、shall be quilted batting conforming to MIL-B-818rThe color of the outer covering cloth shall be Olive Green 106 with the needle stitching thread of the dumbbell pattern (side facing wearer) being of an Olive Drab color and the bobbin thread (facing trouser) being a natural color thread. The minimum
14、width of the batting shall be 24 inches. * 3.2.4 Binding. The aramid cloth for binding waist, fly opening and leg bottoms shall be dyed OG-106, conforming to MIL-C-43774. Je 3.2.5 Reflectorized/fluorescent cloth. The reflectorizedlfluorescent cloth shall conform to type I, class 3 or type II, class
15、2 of MIL-C-43708. * 3.2.6 Thread. The thread for seaming and stitching, where required, shall be aramid, size E and B conforming to type I of MIL-T-43636. * 3.2.6.1 Color, * * 3.2.6.1.1 Outer shell. The thread color for the outer shell shall be Olive Drab S-1 (C.A. 66022). . * 3.2.6.1.2 Liner. The t
16、hread color for the liner shall be Olive Drab S-1 (C.A. 66022), or be natural color. * 3.2.6.1.3 Reflectorized/fluorescent strips. The thread color for the strips shall be natural. * 3.2.6.2 Colorfastness. The Olive Drab S-1 (C.A. 66022) thread shall show fastness to laundering (after three cycles)
17、equal to or better than the standard sample. fastness to laundering. fien no standard sample is available, the colored thread shall show -“good“ 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- -I - MIL-T-370LE BY = 9777706 0374Li72 3 MIL-T-3901E *
18、 3.2.7 Labels. Each trouser liner shall have a personal identification, size, identification and instruction label. All labels shall conform to DDD-L-20. The fastness ta laundering requirements of DDD-L-20 shall apply * 3.2.7.1 Identification label. The identification label shall conform to type VI,
19、 class 1. * 3.2.7.2 Size label. The size label shall conform to type VI, class 2. 3.2.7.3 Combination label. The identification label and the size label may be combined for the trouser liner. * * 3.2.7.4 Personal identification label. The personal identification label shall conform to type VI, class
20、 10. * 3.2.7.5 Instruction label. The instruction label shall conform to type VI, clase * 3, except that the contract number shall be included directly under the item description. The body of the instruction label shall be as follows: TROUSERS, FIREMAN s For maximum wearing comfort, type 1 Suspender
21、s, Trousers (Suspenders, Flying Suit) canfbrming to MIL-S-6790 be worn with trousers. DO NOT REMOVE THIS LABEL (FSN 8440-00-275-5764) should Launder using Formula 1 of TM-10-280 Warning: In laundering, do not use acid sour rinse. The rinse bleaches out the flame proofing agent in the garment . 3.2.8
22、 Leather. The leather for the straps and strap reinforcement pieces shall be vegetable-tanned cattlehide, type I, II, III or IV, class 2, 4/64 to 5/64 inch thick, conforming to KK-L-271. leather may be finished on the grain side with a light application of finish and dye, containing only sufficient
23、pigment to assist in making the color uniform. The color shall be either black or russet. The 32.9 Snap fastener. The snap fastener for attachment of the outer shell to the trouser liner shall be a complete snap fastener (male and female), and shall consist of button, 24-line, size 1, and socket for
24、 the female half; and a size 1 eyelet with stud for the male half, conforming to style 2, finish 2 of MIL-F-10884. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-3901E 3.2.10 Rivets, tubular with caps or washers. The rivets shall be 1/8 inch
25、 nominal size, 3/16 and 3/8 inch minimal length, conforming to type XII, class 1, grade F of FF-R-556 except that they shall be drilled to the head and the inside of the rivet shank shall be chamfered. The caps shall conform to type II, grade F of FF-R-556. When washers are used in lieu of caps for
26、securing the rivets, they shall fit the rivets and conform to type A, grade 11, class E, of FF-W-92, The rivets, caps, and washers shall have a black chemical finish conforming to MIL-F-495. The 3/16 inch length rivet shall be used to attach the loop to the waistband and the clasp to the adjusting s
27、trap. The 3/8 inch length shall be used to attach the buckle strap and the adjusting strap to the waistband. 3.2.11 Buckle. The buckle shall be tongueless, two-bar, steel, conforming to type II, style 4, construction B, class 3, size 3/4 inch, of MIL-B-543. t 3.2.12 Buttons. The buttons shall be typ
28、e I, size 27-line with type IX tack, size 14-line by 0.406 inch prong length, conforming to MIL-B-285. * 3.2.13 Clasp and take-up loop. The clasp and take-up loop shall be either brass conforming to figure 3, or steel conforming to figure 4 of this specification. * 3.2.13.1 Finish-. * 3.2.13.1.1 Bra
29、ss. The brass clasp and take-up loop shall have a black chemical finish conforming to MIL-F-495. * 3.2.13.1.2 Steel. The steel clasp and take-up ldop shall have a phosphate coat- ing conforming to type pi or 2, class 1 or 2 of DOD-P-16232. * 3.3 Design. The trousers consist of an outer shell with a
30、quilted aramid batting liner covered with a vapor barrier of rubber coated fabric. The outer trouser has a wide fly with snap fastener closure, waist adjustment strap with clasp and loop, two hip patch pockets with flaps and snap fasteners, and metal suspender ,buttons. liner is attached permanently
31、 to the inside of the outer shell at the waistband and with snap fasteners at inseams and outseams of legs (figures 1 and 2). There are horizontal reflectorized/fluor-escent cloth strips permanently stitched around the bottoms of the legs. O The 3.4 Figures. Figures 1 and 2 are furnished for informa
32、tion purposes only. To the extent of any inconsistencies between the written specification and the figures, the written specification shall control. * 3.5 Patterns. Standard patterns which provide an allowance of 3/8 inch for single needle and safety-st3tch seams and 1/2 inch for double needle seams
33、 will be furnished by the Government. The Government patterns, which show directional lines and markings for proper assembly, shall not be altered in anyway and are to be used for a guide for cutting the working patterns. identical to the Government patterns. The working patterns shall be 5 Provided
34、 by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-3901E 3.5.1 List of pattern parts. The trouser shall be cut from the materials speci- fied in accordance with the number of parts indicated in table I. TABLE I. List of pattern parts Mat er ia1 Pattern no
35、menclature Cut: Darts Flame resistant cotton sateen Coated cloth Aramid batting Leather OUTER SHELL Front Back Right fly Left fly Pocket Pocket flap Waistband lining LINING Front Back 2 2 Front Back Buckle strap Adjusting strap 3.6 Construction. * 3.6.1 Stitches, seams and stitching. All stitches, s
36、eams and stitching shall conform to FED-STD-751. as specified in table I. that no raw edges, run-Offs, twists, pleats, puckers or open seams will result. Where two or more methods for seams or stitch types are given for the same part of an operation, any one of them may be used. Where stitch type 40
37、1, 504 or 505 are used, the looper thread shall be on the inside of the trousers. start and finish evenly. Unless otherwise indicated, the gage of stitching for the double-lapped, double-stitched seams shall be 3/16 to 5/16 inch. indicated in table II, double-lapped, double-stitched seams may be lap
38、ped in either direction. The type of seam, stitching and stitches per inch shall be Seam allowances shall be maintained with seams sewn so All seams shall Unless otherwise I * 3.6.1.1 Type 301 stitching. Ends of all stitchings shall be backstitched or overstitched not less than 1/4 inch except where
39、 ends are turned under or caught in other seams or stitching. Ends of a continuous line of stitching shall overlap not less than 1/2 inch. Thread tensions shall be maintained so that there will be no loose or top thread, or excessively tight stitching resulting in puckering of the materials sewn. Th
40、e lock shall be imbedded in the materials sewed. 6 I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-a * 3.6.1.1.1 Repairs of type 301 stitching. MIL-T-3901E * 3.6.1.1.1.1 Quilted batting stitching. Broken stitches of the quilting pattern may be repa
41、ired by stitching back of each end of break not less than 1 inch. * 3.6.1.1.1.2 Trouser and liner fabrication stitching. a. When thread breaks or bobbin run-outs occur during stitching, the Stitching shall be repaired by restarting the stitching a minimum of 1/2 inchln back of the stitching. - i/ b.
42、 Thread breaks, or two or more consecutive skipped or run-off stitches noted during inspection of the item shall be repaired by overstitching. ing shall start a minimum of 1/2 inch in back of the defective area, continue over the defective area, and continue a minimum of 1/2 inch beyond the defectiv
43、e area onto the existing stitching. by removing the defective stitching without damaging the materials, and restitching in the required manner. - l/ The stitch- . 5 Loose or excessively tight stitching shall be repaired - l/ When making the above repairs, the ends of the stitching are not required t
44、o be backstitched. * 3.6.1.2 Type 401, 504 and 505 stitching. Thread tension shall be maintained so that there will be no loose or excessively tight stitching resulting in puckering of the materials sewn. All repairs shall be in accordance with 3.6.1.1.la. and. 3.6.1.1.lb. Type 301 stitching may be
45、used in repairing type 401 stitching. * 3.6.1.3 Thread ends. All thread ends shall be trimmed to 1/4 inch maximum length. * 3.6.2 Bartacking. Bartacking shall be 1/2 - + 1/16 inch in length and 1/8 + 1/32 Bartacking shall be free from thread inch in width and shall contain 28 stitches. breaks and lo
46、ose or tight stitching. - * 3.6.3 Setting of snap fasteners. A hole shall be prepunched to receive the button and eyelet components of the snap fasteners. the outside diameter of the button and eyelet barrels so that the barrel must be with the button or eyelet barrel. cutting the adjacent materials
47、 and no more than three splits shall occur in the button or eyelet barrels. The hole shall be smaller than I I forced through the hole. The hole shall not be punched in the setting operation The fasteners shall be securely clinched without 3.6.4 Repairs. trouser assembly. Repairs such as mends, darn
48、s or patches shall not be made to the * 3.7 Manufacturing operations requirements. The trousers shall be manufactured in accordance with operation requirements specified in table II. The contractor is not required to follow the exact sequence of operations. holding stitching used to facilitate manuf
49、acture is permissible, provided the thread Any additional basting or is removed, or does not show on the finished garment. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - -I_- _ -_I- MIL-T-390LE L1 - 9999906 037q49b O - MIL-T-3901E 3.7.1 Shade and size marking. The cut parts of the trousers shall be marked to Any method of marking may insure a uniform shade and size throughout t
