| Item Name | Screw Cap Hexagon Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-256-5202 (012565202) |
| NCB Code | USA (01) |
| Manufacturer | M E Industries Inc, Federal Specifications, Military Standards Corp, National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 200254 | m e industries inc | screw cap hexagon head | 0bun9 | RFQ |
| FF-S-85 | federal specifications | screw cap hexagon head | 81348 | RFQ |
| MS51109-123 | military standards corp | screw cap hexagon head | 96906 | RFQ |
| MS51109-123 | national aerospace standards com | screw cap hexagon head | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 3.558 INCHES MINIMUM AND 3.750 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 3.656 INCHES MINIMUM AND 3.750 INCHES MAXIMUM |
| AASK | HEAD STYLE | DISHED HEXAGON |
| AASU | HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.105 INCHES MINIMUM FIRST HOLE AND 0.113 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 13 |
| CQBC | MINIMUM TENSILE STRENGTH | 70000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 235.0 ROCKWELL B MAXIMUM OVERALL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.474 INCHES MINIMUM FIRST HOLE AND 3.588 INCHES MAXIMUM FIRST HOLE |
| MATT | MATERIAL | STEEL COMP 410 OVERALL OR STEEL COMP 416 OVERALL OR STEEL COMP 430 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES 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 | UNC |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10P STYLE |
| Relevant Components for NSN - 5305-01-256-5202, 5305012565202 | ||||
| 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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