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 |
|---|---|
| 80064 | NAVAL SHIP SYSTEMS COMMAND |
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 | 0.200 MILLIMETERS MINIMUM AND 0.210 MILLIMETERS MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.200 MILLIMETERS MINIMUM AND 0.210 MILLIMETERS MAXIMUM |
| AAUB | HOLE DIAMETER | 18.800 MILLIMETERS MINIMUM AND 18.950 MILLIMETERS MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.400 MILLIMETERS MINIMUM AND 0.420 MILLIMETERS MAXIMUM |
| ABMH | RECESS DEPTH | 0.200 MILLIMETERS MINIMUM AND 0.210 MILLIMETERS MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1118 OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| CQFM | HARDNESS RATING | 52.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 32.650 MILLIMETERS MINIMUM AND 32.750 MILLIMETERS MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |