Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , SPLINE
Definition:
A NUT HAVING AN EXTERNALLY SPLINED SLEEVE, WHICH HOLDS IT IN POSITION WHEN FORCED INTO A HOLE OF SLIGHTLY SMALLER DIAMETER. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING.
CAGE Information
| Code | Company |
|---|---|
| 18876 | U S ARMY AVIATION AND MISSILE COMMAN |
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 |
|---|---|---|
| AAVM | PILOT LENGTH | 0.159 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| AAVM | PILOT LENGTH | 0.159 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| ADFK | NUT COUNTERBORE DEPTH | 0.159 INCHES MINIMUM NUT AND 0.171 INCHES MAXIMUM NUT |
| AAVL | PILOT DIAMETER | 0.273 INCHES MINIMUM AND 0.277 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL EXCEPT INSERT |
| MATT | MATERIAL | PLASTIC LOCKING INSERT |
| AAWY | COUNTERBORE DIAMETER | 0.220 INCHES NOMINAL NUT |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| CQFM | HARDNESS RATING | NOT RATED |
| AZKQ | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | SPLINE |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| AAJD | THREAD CLASS | 3B |
| MATT | MATERIAL | STEEL COMP 303 NUT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI 303 ASSN STD 1ST MATERIAL RESPONSE NUT |
| ADEA | NUT HEIGHT | 0.400 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.164 INCHES |
| BZRR | THREAD SERIES | UNC |
| CRSQ | COUNTERSINK ANGLE | ANY ACCEPTABLE NUT |
| CMLP | THREAD QUANTITY PER INCH | 32 |