| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-838-9800 (008389800) |
| NCB Code | USA (00) |
| Manufacturer | Bristol Babcock Inc, Flightline Electronics Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 2-56-4 | bristol babcock inc | screw cap socket head | 08664 | RFQ |
| 2-56-4 | flightline electronics inc | screw cap socket head | 50027 | RFQ |
| 30155-2-4 | bristol babcock inc | screw cap socket head | 08664 | RFQ |
| 30155-2-4 | flightline electronics inc | screw cap socket head | 50027 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL COMP 4037 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.250 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.250 INCHES NOMINAL |
| AASK | HEAD STYLE | BUTTON |
| AASL | HEAD DIAMETER | 0.154 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| AAUK | SPLINE WIDTH | 0.010 INCHES MINIMUM AND 0.011 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | SIX SPLINE |
| AHYM | NOMINAL THREAD DIAMETER | 0.086 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 56 |
| AASU | HEAD HEIGHT | 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM |
| AAUH | SPLINE MINOR DIAMETER | 0.040 INCHES MINIMUM AND 0.041 INCHES MAXIMUM |
| AAUJ | SPLINE MAJOR DIAMETER | 0.049 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| Relevant Components for NSN - 5305-00-838-9800, 5305008389800 | ||||
| 5325-01-474-4172 (5325014744172) | 5305-00-005-0050 (5305000050050) | 5305-01-081-2450 (5305010812450) | 5360-00-248-8834 (5360002488834) | |
| 5340-01-369-8169 (5340013698169) | 5305-00-899-3578 (5305008993578) | 5330-00-593-8695 (5330005938695) | 5305-01-514-9340 (5305015149340) | |
| 5340-01-702-5703 (5340017025703) | 5360-00-920-9595 (5360009209595) | 5340-01-691-6457 (5340016916457) | 5306-01-269-7435 (5306012697435) | |
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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