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 |
|---|---|---|
| ABPX | MATERIAL THICKNESS | 0.025 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 0.094 INCHES NOMINAL |
| ABMD | RECESS DIAMETER | 0.332 INCHES MINIMUM AND 0.342 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 42.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.557 INCHES MINIMUM AND 0.582 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| CSTM | RECESS ANGLE | 99.0 DEGREES MINIMUM AND 103.0 DEGREES MAXIMUM |
| STYL | STYLE DESIGNATOR | FINISHING |
| AAUB | HOLE DIAMETER | 0.166 INCHES MINIMUM AND 0.196 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7947,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |