AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-611-4691 (016114691) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS8604 8X | national aerospace standards com | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| MRC | Decoded Requirement | Clear Text Reply |
| CQBC | Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH |
| CMLP | Thread Quantity Per Inch | 28 |
| AASK | Head Style | FLAT COUNTERSUNK |
| AAWU | Single Shear Strength | 95000 POUNDS PER SQUARE INCH |
| SFTT | Surface Treatment | CADMIUM OVERALL |
| MATT | Material | STEEL COMP E4340 OR STEEL COMP 8740 OVERALL |
| THSD | Thread Series Designator | UNF |
| AASB | Fastener Length | 0.855 INCHES MINIMUM AND 0.885 INCHES MAXIMUM |
| AASA | Thread Length | 0.370 INCHES NOMINAL |
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AASL | Head Diameter | 0.386 MILLIMETERS MINIMUM |
| ANEE | Grip Length | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| ABQZ | Internal Drive Style | CROSS RECESS TYPE 1 |
| AAJF | Thread Direction | RIGHT-HAND |
| AHYM | Nominal Thread Diameter | 0.2500 INCHES |
| AAUR | Grip Diameter | 0.2641 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM |
| MDCL | Material Document And Classification | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| STDC | Surface Treatment Document And Classification | QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJD | Thread Class | 3A |
| Relevant Components for NSN - 5305-01-611-4691, 5305016114691 | ||||
| 5340-01-131-8536 (5340011318536) | 5306-01-438-9363 (5306014389363) | 5306-00-839-1951 (5306008391951) | 5330-00-854-3797 (5330008543797) | |
| 5330-99-729-7553 (5330997297553) | 5306-01-710-7805 (5306017107805) | 5310-01-125-4124 (5310011254124) | 5315-01-514-6048 (5315015146048) | |
| 5306-00-009-5138 (5306000095138) | 5340-01-575-9010 (5340015759010) | 5305-00-130-4358 (5305001304358) | 5310-01-513-5337 (5310015135337) | |
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