ATTACHMENT A TO
APPENDIX B, WIRE ROPE
This specification establishes the requirements for performance and acceptance of production units of wire rope
2. APPLICABLE DOCUMENTS
2.1 GOVERNMENT DOCUMENTS.
The following documents, of the issue in effect on the date of invitation for bids or request for proposals, form a
part of this specification to the extent specified herein. In the event of conflict between this specification and
other documents referenced herein, requirements of thus specification shall apply
RR-W-410 Wire Rope and Strand
RR-S-550 Sockets, Wire Rope
NAVSEA S9086-BK Wire and Fiber Rope and Rigging
NSTM-000/CH 613 NAVSEA Technical Manual
MIL-STD-129 Marking for Shipment and Storage
Copies of Military and Federal Specifications and Standards may be obtained from the following facility.
Naval Publications and Forms Center (NPFC)
5801 Tabor Avenue
Philadelphia, PA 19120
Tel: (215) 697-3321
Reels for all wire shall be steel and shall be constructed according to industry standards for reusable heavy-
duty reels. Reels shall be painted.
3.1 WIRE ROPE CHARACTERISTICS
3.1.1 2-Inch Wire Towing Hawsers for ATF 76, ASR 9, ARS 6, ARS 38 and ATA 120 Class Ships
188.8.131.52 Wire rope shall be 2-inch diameter, cut to 2100-foot lengths (see 3 2.1.4 for tolerances in lengths ), IPS,
drawn galvanized, preformed, regular (R.H.) polypropylene fiber core, Type I, Class 3, Construction 6, 6 x 37
(Warrington-Seale) IAW Specification RR-W-410 Documentation of all test results shall be submitted for the
production assemblies (1 data set included with the report m Section 4.4.2).
184.108.40.206 Each of the 2000-foot lengths of 2-inch wire rope shall have a closed zinc poured socket on one end
and a permanent seizing on the other end (See Section 3.2.1 ).
220.127.116.11 Each of the 2000-foot lengths of 2-inch wire rope shall be placed on a steel reel. Reels shall be sized
according to the industry standards to accept 2-inch wire. In addition to markings required in RR-W-410, each
reel shall be clearly marked on each side with the diameter and length of wire in large 3-inch size letters as
follows: "2 " x 2100', w/closed socket termination." Wire rope shall be wound on reels, closed socket first. Reel
drums shall be modified as required to allow the closed socket to be inserted into the drum and held so wire can
be uniformly wound and tightly secured.