National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
SCREW , CAP , HEXAGON HEAD
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION INTO HOLES IN ASSEMBLED PARTS, FOR MATING WITH A PREFORMED INTERNAL THREAD AND FOR TIGHTENING OR RELEASING BY TORQUING THE HEAD. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF THE SAME NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. THE THREAD LENGTH BEING THE CONTROLLED DIMENSION, THE GRIP LENGTH IS NOT SPECIFIED. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; AND SCREW, CAP, SOCKET HEAD.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| 0.250-20UNRC-3AX0.500LG NICU | 81349 | M | 5 | 1 | 3 | ZZ | ||
| 7550079-40 | 53711 | A | 3 | 2 | C | ZZ | ||
| 211058376 | 96169 | A | 5 | 1 | 5 | ZZ | ||
| G545-4102-40 | 96169 | A | 5 | 2 | C | ZZ |
CAGE Information
| Code | Company |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
| 96169 | ELECTRIC BOAT CORPORATION |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| THSD | THREAD SERIES DESIGNATOR | UNRC |
| AASA | THREAD LENGTH | 0.500 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| MATT | MATERIAL | STEEL COMP 316 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 384 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP XM-7 OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | BUTTON |
| CMLP | THREAD QUANTITY PER INCH | 20 |