Part Number
Definition:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.
CAGE Information
| Code | Company |
|---|---|
| 54878 | ROTAIR INDUSTRIES 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 |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.203 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.469 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 1009 OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1015 OVERALL OR STEEL COMP 1008 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1025 OVERALL |
| CSTM | RECESS ANGLE | 15.0 DEGREES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.188 INCHES NOMINAL |
| ABMD | RECESS DIAMETER | 0.400 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | RECESS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-698 FED SPEC 5TH MATERIAL RESPONSE OVERALL OR QQ-S-698 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR ASTM A108 ASSN STD 5TH MATERIAL RESPONSE OVERALL OR QQ-S-698 FED SPEC 3RD MATERIAL RESPONSE OVERALL OR QQ-B-698 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-S-698 FED SPEC 4TH MATERIAL RESPONSE OVERALL OR ASTM A108 ASSN STD 4TH MATERIAL RESPONSE OVERALL OR ASTM A108 ASSN STD 6TH 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 |