| Item Name | Screw Assembled Washer |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-161-6941 (011616941) |
| NCB Code | USA (01) |
| Manufacturer | Navair And Navsea Managed, Raytheon Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.361 INCHES MINIMUM AND 1.371 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.511 INCHES MINIMUM AND 1.521 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT EXTENDED WASHER |
| AASL | HEAD DIAMETER | 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM |
| AAVW | WASHER QUANTITY | 1 |
| ABQZ | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CSPG | PRIMARY WASHER OUTSIDE DIAMETER | 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM |
| CTHW | PRIMARY WASHER STYLE | FLAT |
| CTJJ | PRIMARY WASHER MATERIAL THICKNESS | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | 2 HOLES IN WASER DIRECTLY OPPOSITE EACH OTHER 0.122-0.128 IN. DIA; TOP OF HEAD CHAMFERED 15.0 DEG X 0.380 IN. |
| MATT | MATERIAL | STEEL COMP 630 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-01-161-6941, 5305011616941 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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