Part Number
Part Number:
NSN:
NIIN:
Item Name:
WASHER , FINISHING
Definition:
A WASHER OR CONE OR DISK SHAPE WITH A CENTRALLY LOCATED HOLE, DESIGNED TO ACCOMMODATE A FLAT OR OVAL HEAD SCREW AND PROVIDE ADDITIONAL BEARING AREA ON THE MATERIAL BEING FASTENED. IT MAY OR MAY NOT HAVE A FLUSH FLANGE FEATURE.
CAGE Information
| Code | Company |
|---|---|
| 04348 | LAWRENCE ENGINEERING AND SUPPLY 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 |
|---|---|---|
| CSTM | RECESS ANGLE | 100.0 DEGREES NOMINAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| ABPX | MATERIAL THICKNESS | 0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| ABKW | OVERALL HEIGHT | 0.160 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | FINISHING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/5,TEMPER T3 OR TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABKV | OUTSIDE DIAMETER | 0.933 INCHES MINIMUM AND 0.958 INCHES MAXIMUM |
| ABMD | RECESS DIAMETER | 0.635 INCHES MINIMUM AND 0.645 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |