National Stock Number (NSN) Output Data
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.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| 61-1781 | 1Y636 | A | 3 | 2 | 5 | KZ | ||
| 61-1781 | 42280 | A | 5 | 9 | 1 | KE |
CAGE Information
| Code | Company |
|---|---|
| 1Y636 | PLESSEY AEROSPACE USA DIV OF PLESSEY |
| 42280 | NASH ENGINEERING COMPANY INC THE |
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 |
|---|---|---|
| ABMH | RECESS DEPTH | 0.023 INCHES MINIMUM AND 0.026 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| AAUB | HOLE DIAMETER | 0.377 INCHES MINIMUM AND 0.378 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL |
| ABMD | RECESS DIAMETER | 0.590 INCHES MINIMUM AND 0.595 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.082 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | RECESSED |