Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , BARREL
Definition:
A NUT OF CYLINDRICAL OR PARTLY CYLINDRICAL CROSS-SECTION WITH INTEGRAL THREADS PERPENDICULAR TO THE AXIAL CENTERLINE. ENDS MAY BE FLAT OR FLANGED. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. EXCLUDES NUT (1), SELF-LOCKING, ROUND.
CAGE Information
| Code | Company |
|---|---|
| 15653 | ALCOA GLOBAL FASTENERS INC. |
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 |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| ACVN | NUT LENGTH | 0.656 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 4130 NUT OR STEEL COMP 4340 NUT |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| ADBA | BARREL HEIGHT | 0.418 INCHES NOMINAL |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES |
| MATT | MATERIAL | PLASTIC POLYHEXAMETHYLENE AMIDE LOCKING INSERT OR PLASTIC POLYCAPROLACTAM LOCKING INSERT |
| AZKQ | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| ACTD | NUT DIAMETER | 0.660 INCHES MINIMUM AND 0.663 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES NUT |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| AAJD | THREAD CLASS | 3B |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL EXCEPT INSERT |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 MIL SPEC ALL MATERIAL RESPONSES LOCKING INSERT |
| ADFK | NUT COUNTERBORE DEPTH | 0.088 INCHES NOMINAL NUT |
| AAWY | COUNTERBORE DIAMETER | 0.438 INCHES NOMINAL NUT |
| BZRR | THREAD SERIES | UNJF |
| ADEA | NUT HEIGHT | 0.541 INCHES NOMINAL |
| ACTA | NUT STYLE | NON-FLOATING SELF-LOCKING BARREL |