ARMY A-A-52069-1990 FIBER ROPE ASSEMBLY SINGLE LEG《独脚纤维绳》.pdf

1、 A-A-52067 40 M 7777774 0054744 4 A-A-5 2069 April 23, 1990 COMMERCIAL ITEM DESCRIPTION FIBER ROPE ASSEMBLY, SINGLE LEG The General Services Administration has authorized the use of this commercial item description in preference to MIL-F-14052. 1. .SALIENT CHARACTERISTICS 1.1 Description. The fiber

2、rope assembly shall be fabricated from a twisted (laid), three strand manila, 3-1/2 inch circumference rope with a minimum initial breaking strength of 10,800 pounds. The assembly shall consist of one continuous length of manila rope with eye spliced loops on each end. The splices shall be made with

3、 4-full and 1-1/2 tucks. The length of the assembly shall be 20 fet 2 3 inches as determined by measuring from the farthest extremity of each eye spliced loop. The inner perimeter of each eye spliced loop shall be 43 2 1-1/2 inches. The rope shall be natural in color and treated with copper-8-quinol

4、inolate to retard mildew. The minimum length of rope per pound shall be 2.78 feet. 1.2 Marking. The rope assembly shall be marked with a corrosion resistant tag securely fastened to one of the eye spliced loops and shall contain the following information: Fiber Rope Assembly, Single Leg 20 foot, 3-s

5、trand manila Name of manufacturer Stock number Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data which may improve this document should be sent to: Commander, U.S. Army Natick Research, Development, and Engineering Center, ATTN: STRNC-ESC, Natick, MA 01760

6、-5014. AMSC/NA FSC 4020 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2, QUALITY ASSURANCE 2.1 Certificatio!, The contractor shall certify, and maintain substantiatin

7、g evidence, that the product ofcred meets the salient characteristics and requirements of this Commercial Item Description, and that the product conforms to the producers own drawings I specifications , standards , and quality assurance practices, The Government reserves the right to require proof o

8、f such conformance prior to Eirst delivery and thereafter as may be otherwise provided for under the provisions o the contract;. 2.2 Quakity conormance .inspection, Unless otherwise speciied, sampling or inspection shall be pereormed in accordance with MIL-CTD-105. 2.3 End item v.isual examination,

9、inspected in accordance with MIL-STD-105, inspection leveL II, The assemblies shall be examined or consumer type defects, as follows: Each lot o Eiber rope assemblies shall be Defects in design, construction, or uorkmanship; any cut, kink, broken or loose ends, bulged strands; not of continuous leng

10、th; contains knots, splices, or otherwise secured to make a continuous length; tucks of splices not made against lay of rope; end strands of splices not tapered or trimmed; leose tucks, bulged splices or uneven splicing; any spot or stain clearly noticeable; served end not secured, served, loose end

11、s not tucked in lay of rope; marking omitted or not as specifiedl The lot size shall be expressed in units of completed Eiber rope assemblies, and the sample unit shall be one completed Ehr rope assembly, inspection levei shell be SI, and the acceptable .quaiity level (AQL) I expressed in terms a de

12、fects per hundred units, shall be 6.5. The 2.4 End item dimensional examination, The finished fiber rope assembly shall be examined or conEormance to the dimensions specified in 1.1, Measurements - shall be made 8s follows: Characteristic Length and inner perimeter of eye spi ice c ircumference of r

13、ope - I I Measurement method All measurements shall be made with a metal ruler ar tape on the rope which has been spread out on 8. flat surface in a relaxed state, With the rope held under slight tension, pass a fiber snugly around the rope, cut it where it overlaps and measure the circumference. Pe

14、rLorm this procedure in three random areas and average the results. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-52067 40 m 7777774 O054746 m i S A-A-52069 Any dimension not within the specified tolerance shall be classified as a defect. The

15、 lot shall be expressed in units of completed fiber rope assemblies, and the sample unit shall be one corrpleted fiber rope assembly. The inspection level shall be II and the AQL, expressed in terms of defects per hundred units, shall be 2.5. 2.5 Breaking strength test. The rope shall be tested for

16、breaking strength in accordance with ASTM D 4268. The lot size shall be expressed in units of completed fiber rope assemblies, and the sample unit shall be one completed fiber rope assembly. The sample size shall be in accordance with table I. The lot shall be rejected if one or more sample units fa

17、il to meet the breaking strength requirement. TABLE I. Sample size Lot size (completed fiber Sample size (sample units) rope assemblies) 15 and under 2 16 up to and including 40 3 41 up to and including 110 5 Exceeding 110 7 3. PACKAGING 3.1 Packaging. Each individually coiled rope assembly shall be

18、 secured with a minimum of four equally spaced ties of cord on rope passing through the coil center to the outside, and knotted on the circumference of the coil. 3.2 Packing. Six rope assemblies, packaged as specified, shall be stacked in a snug-fitting fiberboard shipping container conforming to cl

19、ass domestic, grade 275, style optional of PPP-B-636. The dimensions of each container shall be palletizable in accordance with MIL-STD-147. The weight of each shipping container shall not exceed 65 pounds. Shipping containers shall be closed in accordance with the appendix of PPP-B-636. 3.3 Palleti

20、zation. When specified (see 4.21, rope assemblies packed as specified, shall be palletized in accordance with load type Ia of MIL-STD-147. Each prepared load shall be bonded with primary and secondary straps in accordance with bonding means C and D or film bonding means F and G. Pallet. pattern shal

21、l be in accordance with the appendix of MIL-STD-147. Interlocking of loads shall be effected by reversing the pattern of each course. c 3.4 Marking. Marking shall be in accordance with MIL-STD-129. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-

22、A-5 2 OB 9 4, NOTES 4,l Entended use, The fiber rope assembly is intended for use in cargo and material handling operations by military personnel, t 4.2 Ordering data, Acquisition documents must cpeciy the following: a, Title, number, and date aE this document b, When palletization is required (see

23、3.3) 4,3 Sources af.documents. 4.3,l Source for. Government documents, Copies o military and Federal documents are available rom: Standardization Documents Order Desk Bldg. 4D 709 Rabbins Avenue Philadelphia, FA 19111-5094 4.3.2 Source of nongovernment documentl Copies of ASTM D 4268, Testing Fiber

24、Ropes, is available from: American Society for Testing and Materials 1916 Race Street Philadelphia, FA 19103-1187 MILITARY INTERESTS: Custodians Army - GL Air Force .,. 99 Review activities Army - ME Air Force - 82 DLA - IS CIVIL AGENCY COORDINATING ACTIVITY: GSA - FSC PREPARING ACTIVITY: Army - GI, Project 4020-0316 User actvitg Navy - SH Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-