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 |
|---|---|
| 49671 | LOCKHEED MARTIN CORP LOCKHEED MARTIN |
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 | 0.031 INCHES NOMINAL |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.117 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| AAUB | HOLE DIAMETER | 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | KEY |
| ABKY | EXTERNAL PREBENT KEY LENGTH | 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| ABLS | DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.406 INCHES MINIMUM AND 0.416 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 0.749 INCHES MINIMUM AND 0.759 INCHES MAXIMUM |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.157 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM |
| CSKN | EXTERNAL PREBENT KEY ANGLE | 90.0 DEGREES NOMINAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |