Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW ASSEMBLY , PANEL
Definition:
A HEADED, THREADED FASTENING DEVICE OVER WHICH MAY BE ASSEMBLED; (1) A STAND-OFF; (2) A FLANGED BUSHING WITH WASHER(S) AND/OR A SHOULDERED BUSHING WITHOUT A FLANGE, OR IT MAY HAVE AN INTERNALLY THREADED SLEEVE THAT IS AN INTEGRAL PART OF THE SCREW; A WASHER AND AN EXTERNALLY THREAD SELF-LOCKING BUSHING THAT IS DRIVEN BY AN INSERTED DRIVER. ATTACHED TO PANEL BY THREADED BUSHING OR BY FLARING END OF STAND-OFF, OR BUSHING. USED IN CONJUNCTION WITH A SPEED NUT, NUT PLATE, OR DRIVEN INTO A THREADED HOLE IN THE ITEM THAT THE PANEL IS FASTENED TO. MAY BE SPRING LOADED.
CAGE Information
| Code | Company |
|---|---|
| 30003 | NAVAL AIR SYSTEMS COMMAND |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 1.578 INCHES MINIMUM AND 1.625 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| SFTT | SURFACE TREATMENT | CHROMATE OVERALL AND CHROMATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| AASU | HEAD HEIGHT | 0.080 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.377 INCHES MINIMUM AND 0.381 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL |
| AAJD | THREAD CLASS | 3A |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| AASA | THREAD LENGTH | 0.490 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |