Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , CLINCH
Definition:
A NUT HAVING A SLEEVE PORTION ON ITS UNDER SIDE, WHICH CAN BE CRIMPED OR CLINCHED TO HOLD THE ITEM IN PLACE WHEN INSERTED IN A HOLE. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING.
CAGE Information
| Code | Company |
|---|---|
| 75237 | ALCOA GLOBAL FASTENERS INC. DBA ALCO |
Federal Supply Class
Title
NUTS AND WASHERS
Inclusions:
INCLUDES LOCKNUTS; EYE NUTS; PLAIN NUTS; CASTELLATED NUTS; WING NUTS; PLATE NUTS; PUSH ON NUTS; CONCAVE AND CONVEX WASHERS; FLAT WASHERS; KEYED WASHERS; LOCK WASHERS; SHOULDERED WASHERS; SPLIT WASHERS.
Exclusions:
EXCLUDES BEARING THRUST WASHERS (FSC 3120); SHIMS (FSC 5365); RING SPACERS (FSC 5365); PLATE SPACERS (FSC 5365); LOCK RINGS (FSC 5365).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| BZRR | THREAD SERIES | UNF |
| PRMT | PRECIOUS MATERIAL | SILVER |
| CQFM | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAVM | PILOT LENGTH | 0.121 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| ADFK | NUT COUNTERBORE DEPTH | 0.123 INCHES NOMINAL NUT |
| AAJD | THREAD CLASS | 3B |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ADEA | NUT HEIGHT | 0.418 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.255 INCHES MINIMUM NUT AND 0.260 INCHES MAXIMUM NUT |
| AZKQ | TEMP RATING | 900.0 DEG FAHRENHEIT NOMINAL |
| AAVL | PILOT DIAMETER | 0.304 INCHES MINIMUM AND 0.308 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | SILVER OVERALL |
| MATT | MATERIAL | STEEL COMP 601 OVERALL |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |