Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , EXTERNALLY RELIEVED BODY
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, AND WHOSE UNTHREADED PORTION HAS BEEN MACHINED OR GROUND IN ONE OR MORE PLACES OR OVER ITS ENTIRE LENGTH TO A MAXIMUM DIAMETER LESS THAN THE MINIMUM PITCH DIAMETER OF THE THREAD (EXCLUDES UNDERCUTS FOR THREAD RELIEF). IT IS NO. 10 (0.190 IN.) (5 MM) OR LARGER IN SIZE AND HAS A HEAD WHICH IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, INTERNAL WRENCHING AND THUMBSCREW. SEE ALSO SCREW, EXTERNALLY RELIEVED BODY.
CAGE Information
| Code | Company |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 0.750 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 304 OVERALL |
| AASA | THREAD LENGTH | 0.500 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.625 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.160 INCHES NOMINAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL OR QQ-P-35 TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL OR QQ-P-35 TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ABQJ | POINT STYLE | FLAT |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.200 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | DOUBLE CHAMFER |
| AAWC | FIRST DIAMETER FROM HEAD | 0.190 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | KNURL HEAD |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |