1、DDD-A-14bbC 84 W 9999974 0060397 9 W INCH-POUND DDD-A-1466C January 10, 1991 SUPERSEDING DDD-A-1466B April 5, 1988 FEDERAL SPECIFICATION APRON, CONSTRUCTION WORKERS This specification is approved by the Commissioner, Federal Supply Service, General Services Administration, for the use of all Federal
2、 agencies. 1. SCOPE AND CLASSIFICATION 1.1 Scope. This specification covers aprons to be used by construction workers. 1.2 Classification. The aprons shall be of the following types and classes, as specified (see 6.2): Type I - Waist type Class 1 - Camouflage Green 483 Type II - Bib type Class 1 - C
3、amouflage Green 483 Class 2 - Unbleached Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be used in improving this document should be addressed to: U.S. Army Natick Research, Development, and Engineering Center, Natick, MA 01760-5019 by using the Standard
4、ization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC N/A FSC 8415 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,
5、-,-DDD-A-346bC 84 9799774 0060398 O 2. APPLICABLE. DOCUMENTS 2.1 Government documents. Unless otherwise specified, the following documents of the issue in effect on the date of invitation for bids or request for proposal form a part of this specification to the extent specified herein. Federal Speci
6、fications: A-A-203 - Paper, Kraft, Untreated V-T-285 - Thread, Polyester CCC-C-419 - Cloth, Duck, Unbleached, Plied-Yarns, Army and CCC-D-950 - Dyeing and Aftertreating Processes for Cotton Cloths DDD-L-20 - Label: For Clothing, Equipage, and Tentage, (General PPP-B-636 - Boxes, Shipping, Fiberboard
7、 Numbered Use) Federal Standards: FED-STD-123 - Marking for Shipment (Civil Agencies) FED-STD-595 - Colors Used in Government Procurement FED-STD-751 - Stitches,- Seams, and Stitchings (Activities outside the Federal Government may obtain copies of Federal specifications, standards, and commercial i
8、tem descriptions as outlined under General Information in the Index of Federal Specifications, Standards, and Commercial Item Descriptions. The Index, which includes cumulative bimonthly supplements as issued, is for sale on a subscription basis by the - Superintendent of Documents, U,S. Government
9、Printing Office, Washington, D.C. 20402. ) (Single copies of this specification and other Federal specifications, standards, and commercial item descriptions required by activities outside the Federal Government for bidding purposes are available without charge from General Services Administration B
10、usiness Service Centers in Boston, MA; New York, NY; Philadelphia, PA; Washington, DC; Atlanta, GA; Chicago, IL; Kansas City, MO; Fort Worth, TX; Denver, CO; San Francisco, CA; Los Angeles, CA; and Seattle, WA.) (Federal Government activities may obtain copies of Federal Standardization documents an
11、d the Index of Federal Specifications, Standards, and Commercial Item Descriptions from established distribution points in their agencies.) Military Specifications: MIL-F-411 - Fasteners Belt: Clips, End, Strap, with Hook: and MIL-L-3851 - Loops, Slide (For Equipage) MIL-W-4088 - Webbing, Textile, W
12、oven Nylon Keepers, Slide 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- DDD-A-34bbC 84 m 9999974 OObO399 2 m DDD-A-1466C MIL-W-27265 - Webbing, Textile, Woven Nylon Impregnated MIL-L-35078 - Loads, Unit: Preparation of Semiperishable Subsistence
13、 Items; Clothing, Personal Equipment and Equipage; General Specification For MIL-T-43566 - Tape, Textile, Cotton or Polyester, General Purpose, Natural or in Colors Military Standards: MIL-STD-105 - Sampling, Procedures and Tables for Inspection by Attributes MIL-STD-129 - Marking for Shipment and S
14、torage MIL-STD-147 - Palletized Unit Loads MIL-STD-731 - Quality of Wood Members for Containers and Pallets (Copies of military specifications and standards required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the
15、contracting officer.) 2.2 Other publications. The following documents form a part of this specification to the extent,specified herein. Unless a specific issue is identified, the issue in effect on the date of invitation for bids or request for proposal shall apply. American Society for Testing and
16、Materials (ASTM) B 633 - Electrodeposited Coatings of Zinc or rron and Steel D 3951 - Standard Practice for Commercial Packaging (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103-1187.) (Technical society and techn
17、ical association documents are generally available for reference from libraries. They are also distributed among technical groups and using Federal agencies.) 2.3 Order of precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this docum
18、ent takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 First article. When specified (see 6.2) a sample shall be subjected to first article inspection (see 6.3) in accordance with 4.3. 3.2
19、 Standard sample. The finished apron shall match the standard sample and shall be equal to or better than the standard sample with respect to all characteristics for which the standard sample is referenced (see 6.4). 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without lice
20、nse from IHS-,-,-DDD-A-14bbC BY 9999974 00b020 5 GDD-A-1466C 3.3 Regulatory requirements. The offeror/contractor is encouraged to use recovered material in accordance with Public Law 94-580 to the maximum extent practicable. 3.3.1 Basic material. The basic material for the aprons shall be cotton duc
21、k, type I, No. 10 hard texture conforming to CCC-C-419. The duck for the types I and II, class 1 aprons shall be dyed Camouflage Green 483 approximat- ing colCr chip 34094 of FED-STD-595 in accordance with CCC-D-950 and shall be mildew and water repellent treated in accordance with type I, class B,
22、inhibitor (d) or (e) of CCC-D-950. The duck for the type II, class 2 shall be shade natural and when specified (see 6.2) shall be mildew and water repellent treated in accordance with class B, inhibitor (d) or (e) of CCC-D-950. 3.3.2 Thread. The thread shall be polyester and shall conform to type I
23、or II, class 1, subclass A, size F of V-T-285 For the type I and type II, class 1 aprons, the thread shall be dyed Camouflage Green 483 approximating color chip 34094 of FED-STD-595 and for the type II, class 2 aprons shall be natural color. 3.3.2.1 Colorfastness. The dyed thread shall show colorfas
24、tness to laundering equal to or better than the standard sample (see 6.4). When no standard sample is available, the thread shall chow “good“ colorfastness to laundering 3.3.3 Tape. The tape shall be cotton, 2 inch wide for the waist belt of the type I apron and 5/8 or 3/4 inch wide for the neck and
25、 tie tapes and 3/4 inch wide for the binding of type II aprons. For the type I and type II, class 1 aprons, the tape shall be dyed Camouflage Green 48.3 approximating color chip 34094 of FED-STD-595 and shall conform to type I, class 4 of MIL-T-43566. For the type II, class 2 aprons the tape shall c
26、onform to type I, class la of MIL-T-43566. 3.3.4 Fasteners, belt. The fastener for the waist belt on the type I aprons shall consist of a male and female connection, conforming to type I, style 2 of MIL-F-411, or Waterbury Buckle Co. (see 6.5) 2 inch clasp, No. 3056, or equal (see 6.6), except that
27、the steel clasp assembly shall be given a phosphate treated zinc plate conforming to ASTM B 633 and finished with black baked phenol or urea formaldehyde enamel. 3:3.5 Loops, slide. The tape belt on the type I aprons shall be equipped with four slide loops conforming to class 1, 2 or 3, style 2 (con
28、struction A), size 2 inches of.MIL-L-3851, or Waterbury Buckle Co. (see 6.5) No. 22 slide, or equal (see 6.6), except that the steel slide shall be given a phosphate treated zinc plate conforming to ASTM B 633 and finished with black baked phenol or urea formaldehyde enamel. 3.3.6 Labels. Each apon
29、shall have an identification label conforming to type IV, class 5 of DDD-L-20. The colorfastness to laundering requirements of DDD-L-20 shall apply. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DDD-A-14bbC 84 9799974 OObOZOL 7 DDD-A-1466C 3.3.7
30、Resin impregnating agent. The resin agent used for dipping or impregnating end of belt on type I aprons shall be cellulose acetate or cellulose acetate butyrate (see operation 7.a of table II). 3.3.8 Webbing. Each type II apron shall have a hammer holder made of nylon webbing conforming to type VIII
31、, class 2, of MIL-W-4088. The webbing shall be resin impregnated in accordance with class R of MIL-W-27265. The color of the webbing shall be Camouflage Green 483 approximating color chip 34094 of FED-STD-595. 3.4 Design. 3.4.1 Type I. The type I apron is a waist type with two reinforced box style p
32、ockets and a belt of tape. The belt is equipped with four metal slide loops, which may be adjusted to formcompartments to accommodate tools and is fastened by a male and female connection (see figure 1). - 3.4.2 Type II. The type II apron is a bib type with a bib pocket divided into three sections,
33、a web loop for holding a hammer, and a swinging waist pocket divided into two sections (see figure 2). 3.5 Figures. Figures 1 and .2 are furnished solely for guidance and information. Should variation from the written specification appear in the figure, the written specification shall govern. 3.6 Pa
34、tterns. a 3.6.1 Military procurement. Standard patterns which provide a seam allowance of 3/8 inch will be supplied by the Government. patterns shall not be altered in any way and are to be used only as a guide for cutting the suppliers working patterns. The working patterns shall be identical to th
35、e standard patterns. The standard 3.6.2 Civil agency procurement, For civil agency procurement, the patterns shall be furnished by the supplier. The finished measurements shall be in accordance with 3.9. 3.6.3 List of pattern parts. The components of the aprons shall be cut from materials specified
36、in accordance with pattern parts indicated in table I. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DDD-A-14bbC 84 W 9999974 OObO202 9 I DDD-A- i 466C TABLE I Pattern paits Apron type Ma ter ia 1 Nomenclature Cut parts I No. 10 duck II No. 10 du
37、ck Apron Waist pocket Apron Bib pocket Waist pocket 1 -1 1 - 3.7 Cons truc t ion. 3.7.1 Stitches, seams, and stitching. All stitches, seams, and stitching shall conform to FED-STD-751, The type of seam, stitching and stitches per inch shall be as specified in table II. Seam allowances shall be maint
38、ained with seams sewn so that no raw edge, run-off, twists, pleats, puckers, or open seams shall occur. 3.7.1.1 Type 301 stitching. Unless otherwise specified, ends of all 301 stitching, except when caught in other seams or stitching, shall be backstitched or overstitched 1/2 inch minimum. Thread te
39、nsion shall be maintained so that there will be no loose stitching resulting in loose bobbin or top thread, or excessively tight stitching resulting in puckering of the materials sewn. The lock shall be embedded in the materials sewn. 3.7.1.1.1 Repairs of type 301 stitching. Repairs of type 301 stit
40、ching shall be as follows: a. When thread breaks or bobbin run-outs occur during sewing, the stitch- ing shall be repaired by restarting the stitching a minimum of 1/2 inch back of the end of the stitching. - i/ b. Thread breaks or two or more consecutive runoff or skipped stitches noted during insp
41、ection of the item (in-process or end item) shall be repaired by overstitching. The stitching 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 defective area onto the existing stitching. excessively tight
42、stitching shall be repaired by removing the defective stitching, without damaging the materials, and restitching in the required manner. L/ - l/ Loose or When making the above repairs the ends of the stitching are not required to be backstitched. 6 Provided by IHSNot for ResaleNo reproduction or net
43、working permitted without license from IHS-,-,-DDD-A-14bbC 84 9999974 OOb0203 O DDD-A-1466C 3.7.1.2 Use of automated apparel equipment. Automated apparel equipment may be used to perform any of the operations specified in table-II, providing that the seam and stitch type are as specified and the fin
44、ished component conforms to the required configuration. When a government furnished shaper pattern is forwarded, the component shall conform to that pattern. I; 3.7.1.3 Thread ends. All thread ends shall be trimmed to a length of not more than 1/4 inch. 3.7.1.4 Bartacks. Bartacks shall be 5/8 to 3/4
45、 inch in length. Bar- tacking shall be free from thread breaks or loose or tight stitching. 3.8 Manufacturing operations requirements. The apron shall be made in accocdance with all operations listed in table II. The contractor is not required to follow the exact sequence of operations. 7 Provided b
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