Part Number
Definition:
A WASHER OF NONRESILIENT MATERIAL USUALLY HAVING TWO PARALLEL BEARING SURFACES. THE OUTSIDE AND/OR INSIDE EDGES HAVE ONE OR MORE PROTUBERANCES. THE ENDS AND/OR EDGES MAY BE PREBENT AT ANY ANGLE OR THE PROTUBERANCES MAY BE PREBENT AT ANY ANGLE TO THE BEARING SURFACES. THE KEYS OR LUGS MAY BE FITTED INTO KEYWAYS IN ADJACENT MATERIAL OR THEY MAY BE BENT OVER AFTER APPLICATION TO HOLD OR LOCK ONE OR MORE ITEMS IN PLACE. EXCLUDES THRUST TYPE WASHER.
CAGE Information
| Code | Company |
|---|---|
| 64084 | STERLING MACHINE CO. 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 |
|---|---|---|
| ABMR | INTERNAL KEY QUANTITY | 1 |
| ABKV | OUTSIDE DIAMETER | 1.559 INCHES MINIMUM AND 1.561 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| MATT | MATERIAL | STEEL COMP 4340 OVERALL |
| AAUB | HOLE DIAMETER | 1.170 INCHES NOMINAL |
| TEST | TEST DATA DOCUMENT | 78286-SS8805 SPECIFICATION |
| STYL | STYLE DESIGNATOR | KEY |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HUES | COLOR | BLACK OVERALL |
| ABMQ | EXTERNAL KEY QUANTITY | 1 |
| ABLC | EXTERNAL STRAIGHT KEY WIDTH | 0.220 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.092 INCHES MINIMUM AND 0.094 INCHES MAXIMUM |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.447 INCHES NOMINAL |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.220 INCHES NOMINAL |