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 |
|---|---|
| 04939 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AATB | WIDTH BETWEEN FLATS | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| AASL | HEAD DIAMETER | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL CORROSION RESISTING FASTENER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059, 300 SERIES MIL SPEC ALL MATERIAL RESPONSES PRIMARY WASHER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD ALL MATERIAL RESPONSES STAND-OFF OR ASTM A555 ASSN STD ALL MATERIAL RESPONSES STAND-OFF OR ASTM A484 ASSN STD ALL MATERIAL RESPONSES STAND-OFF OR AMS 5640 ASSN STD ALL MATERIAL RESPONSES STAND-OFF OR ASTM A581 ASSN STD ALL MATERIAL RESPONSES STAND-OFF |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A313 ASSN STD ALL MATERIAL RESPONSES SPRING OR QQ-W-423 FED SPEC ALL MATERIAL RESPONSES SPRING |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | FLAT CHAMFER |
| MATT | MATERIAL | STEEL COMP 303PB STAND-OFF OR STEEL COMP 303MA STAND-OFF OR STEEL COMP 303 STAND-OFF OR STEEL COMP 303 PLUS X STAND-OFF OR STEEL COMP 303SE STAND-OFF |
| AASA | THREAD LENGTH | 0.210 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| ASDB | WIDTH ACROSS FLATS | 0.144 INCHES MINIMUM AND 0.166 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 302 SECONDARY WASHER |
| MATT | MATERIAL | STEEL COMP 303 SPRING OR STEEL COMP 303 SPRING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A555 ASSN STD SINGLE MATERIAL RESPONSE SECONDARY WASHER OR ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE SECONDARY WASHER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A555, 300 SERIES ASSN STD ALL MATERIAL RESPONSES FASTENER OR ASTM A484, 300 SERIES ASSN STD ALL MATERIAL RESPONSES FASTENER OR ASTM A582, 300 SERIES ASSN STD ALL MATERIAL RESPONSES FASTENER OR AMS 5640, 300 SERIES ASSN STD ALL MATERIAL RESPONSES FASTENER OR ASTM A276, 300 SERIES ASSN STD ALL MATERIAL RESPONSES FASTENER OR ASTM A581, 300 SERIES ASSN STD ALL MATERIAL RESPONSES FASTENER |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| AASB | FASTENER LENGTH | 0.375 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| MATT | MATERIAL | STEEL CORROSION RESISTING PRIMARY WASHER |