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| Item Name | Screw Close Toleran |
| INC Code | 29294 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-251-0912 (012510912) |
| NCB Code | USA (01) |
| Part Number | Manufacturer | Item Name | QTY | RFQ |
|---|---|---|---|---|
| NAS1581A4R4 | national aerospace standards com | screw close toleran | Avl | RFQ |
| NAS1581F4R4 | national aerospace standards com | screw close toleran | Avl | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.403 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.638 INCHES MINIMUM AND 0.668 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.3504 INCHES MINIMUM AND 0.3988 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| AHYM | NOMINAL THREAD DIAMETER | 0.2500 INCHES |
| ANEE | GRIP LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD 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 | UNJF |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS1581 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 5305-01-251-0912, 5305012510912 | ||||
| 5355-01-379-2283 (5355013792283) | 5340-01-548-7357 (5340015487357) | 5310-01-414-2030 (5310014142030) | 5365-01-188-1098 (5365011881098) | |
| 5340-00-405-5280 (5340004055280) | 5365-01-612-5669 (5365016125669) | 5340-00-205-5919 (5340002055919) | 5340-01-672-0389 (5340016720389) | |
| 5330-01-453-4323 (5330014534323) | 5365-01-593-5834 (5365015935834) | 5340-01-499-1571 (5340014991571) | 5305-01-433-5448 (5305014335448) | |
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Guaranteed on-time |
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Customized and |
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Over 5100 |
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Complete Purchasing |
