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 |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1 CLASS AND A000 STYLE |
| AASU | HEAD HEIGHT | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| AGQB | NECK LENGTH | 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQBC | MINIMUM TENSILE STRENGTH | 60000 POUNDS PER SQUARE INCH |
| AASK | HEAD STYLE | BUTTON |
| MATT | MATERIAL | STEEL OVERALL |
| AASB | FASTENER LENGTH | 3.170 INCHES MINIMUM AND 3.310 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 1.250 INCHES MINIMUM |
| CQFM | HARDNESS RATING | 95.0 ROCKWELL B MAXIMUM OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| CWXQ | NECK WIDTH | 0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL OR ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL3 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325 TY2 CL3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| AASL | HEAD DIAMETER | 1.032 INCHES MINIMUM AND 1.094 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 13 |