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 |
|---|---|
| 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE- |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AGQB | NECK LENGTH | 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AGQB | NECK LENGTH | 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CWXQ | NECK WIDTH | 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM |
| CRSQ | COUNTERSINK ANGLE | 114.0 DEGREES MINIMUM AND 116.0 DEGREES MAXIMUM |
| AASB | FASTENER LENGTH | 2.500 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| MATT | MATERIAL | STEEL OVERALL |
| AASA | THREAD LENGTH | 0.875 INCHES MINIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASL | HEAD DIAMETER | 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |