Part Number
Part Number:
NSN:
NIIN:
Item Name:
STUD , SELF-LOCKING
Definition:
A HEADED FASTENER THREADED EXTERNALLY ON A PORTION OR ON THE FULL LENGTH OF THE SHANK. THE HEAD HAS PROJECTIONS ON THE UNDERSIDE OR PERIPHERY, OR IS OTHERWISE DESIGNED TO BE MECHANICALLY PRESSED AND EMBEDDED IN A METALLIC PANEL, OR THE LIKE. IT IS SECURELY LOCKED IN POSITION BY THE DISPLACED METAL. FOR ITEMS THAT REQUIRE LOCKING RINGS, SEE BOLT, SELF-LOCKING AND STUD, LOCKED IN. EXCLUDES INSERT, SCREW THREAD.
CAGE Information
| Code | Company |
|---|---|
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
Federal Supply Class
Title
STUDS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABHP | OVERALL LENGTH | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.540 INCHES MINIMUM NUT THREAD AND 0.595 INCHES MAXIMUM NUT THREAD |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| AAJD | THREAD CLASS | 2A NUT THREAD |
| AASV | HEAD LENGTH | 0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM |
| AAUM | LOCKING FEATURE | SELF-CLINCHING HEAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| AASL | HEAD DIAMETER | 0.305 INCHES MINIMUM AND 0.335 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STYL | STYLE DESIGNATOR | FLUSH HEAD |
| THSD | THREAD SERIES DESIGNATOR | UNC NUT THREAD |
| CMLP | THREAD QUANTITY PER INCH | 20 NUT THREAD |
| MATT | MATERIAL | STEEL COMP 4130 |