Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , SQUARE NECK
Definition:
A HEADED EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, WITH A SQUARE NECK DIRECTLY BENEATH THE HEAD.
CAGE Information
| Code | Company |
|---|---|
| 81337 | US ARMY NATICK SOLDIER CENTER AMSRD- |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.313 INCHES MINIMUM AND 0.344 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
| CWXQ | NECK WIDTH | 0.616 INCHES MINIMUM AND 0.642 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND ZINC OVERALL AND CHROMATE OVERALL OR CHROMATE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQBC | MINIMUM TENSILE STRENGTH | 60000 POUNDS PER SQUARE INCH |
| AASK | HEAD STYLE | ROUND |
| AASB | FASTENER LENGTH | 4.375 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| CMLP | THREAD QUANTITY PER INCH | 11 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL3 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR ASTM B633 TY2 FE/ZN 5 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| AASA | THREAD LENGTH | 1.500 INCHES MINIMUM |
| AGQB | NECK LENGTH | 0.313 INCHES MINIMUM AND 0.344 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 1.219 INCHES MINIMUM AND 1.344 INCHES MAXIMUM |