Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , EXTENDED WASHER
Definition:
A NUT HAVING 6 FLAT SIDES AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE FLATS OR PERIPHERY. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
CAGE Information
| Code | Company |
|---|---|
| 27238 | BRISTOL INDUSTRIES |
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 |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.340 INCHES NOMINAL |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | DISULFIDE MOLYBDENUM OVERALL |
| ADEM | WASHER THICKNESS | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-L-8937 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CQFM | HARDNESS RATING | NOT RATED |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3B |
| AZKQ | TEMP RATING | NOT RATED |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE WASHER OR AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE NUT OR AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE NUT OR AMS 5736 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| ACTA | NUT STYLE | HEXAGON |
| MATT | MATERIAL | IRON ALLOY 660 WASHER |
| AAVX | WASHER OUTSIDE DIAMETER | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE WASHER |
| BZRR | THREAD SERIES | UNJF |
| MATT | MATERIAL | IRON ALLOY 660 NUT |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |