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National Stock Number:
4030-00-377-1406
Federal Supply Class:
4030
National Item Identification Number:
003771406
Description:
SHACKLE
Detail:
An open or closed link of various shapes with extended legs. Each leg has a transverse hole to accommodate a pin, bolt, or the like, which may or may not be furnished. Excludes clevis (as modified).
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Manufacturer Information:
| F271-A42-B3Z28 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MILS24214 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | RR-C-271 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | RRC271,TY-IVB,GR-B,CL3,ZINC,1.75 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| END CONDITION | THREADED | | BREAKING STRENGTH | 325000.0 POUNDS MINIMUM | | CLOSURE HEAD STYLE | HEXAGON | | INSIDE LENGTH | 5.000 INCHES MINIMUM AND 5.500 INCHES MAXIMUM | | LOCKING DEVICE TYPE | COTTER PIN AND NUT | | MATERIAL DIAMETER | 1.750 INCHES MINIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE | | MATERIAL | STEEL OR STEEL COMP 1020 | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND B GRADE AND 3 CLASS | | OPENING WIDTH | 2.750 INCHES MINIMUM AND 3.000 INCHES MAXIMUM | | STYLE DESIGNATOR | CHAIN | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A153 ASSN STD 1ST TREATMENT RESPONSE OR QQ-Z-325,CL 2 FED SPEC 2ND TREATMENT RESPONSE AND QQ-Z-325,CL 2 FED SPEC 3RD TREATMENT RESPONSE | | SURFACE TREATMENT | ZINC OR ZINC AND CHROMATE |
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