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) | 01-026-0831 (010260831) |
| NCB Code | USA (01) |
| Manufacturer | Plastic And Metal Products Co, Alcoa Global Fasteners Inc, National Aerospace Standards Com, Qualified Air Components Inc, Sps Technologies Inc, Lisi Aerospace Canada Corp, Fastener Innovation Technology Inc, F And C Sales Inc, Air Industries Corp, Hi Shear Corporation, Lawrence Engineering And Supply Inc, Huck International Inc, Apcom Inc, Nor Cal Supply Coinc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS1121-25H | plastic and metal products co | screw close tolerance | RFQ |
| NAS1121-25H | alcoa global fasteners inc | screw close tolerance | RFQ |
| NAS1121-25H | national aerospace standards com | screw close tolerance | RFQ |
| NAS1121-25H | qualified air components inc | screw close tolerance | RFQ |
| NAS1121-25H | sps technologies inc | screw close tolerance | RFQ |
| NAS1121-25H | lisi aerospace canada corp | screw close tolerance | RFQ |
| NAS1121-25H | fastener innovation technology inc | screw close tolerance | RFQ |
| NAS1121-25H | f and c sales inc | screw close tolerance | RFQ |
| NAS1121-25H | air industries corp | screw close tolerance | RFQ |
| NAS1121-25H | hi shear corporation | screw close tolerance | RFQ |
| NAS1121-25H | lawrence engineering and supply inc | screw close tolerance | RFQ |
| NAS1121-25H | huck international inc | screw close tolerance | RFQ |
| NAS1121-25H | apcom inc | screw close tolerance | RFQ |
| NAS1121-25H | nor cal supply coinc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.823 INCHES MINIMUM AND 1.853 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.221 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.074 INCHES MINIMUM AND 0.086 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.038 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.1365 INCHES MINIMUM AND 0.1375 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| ANEE | GRIP LENGTH | 1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM |
| ASXK | HOLE QUANTITY | 2 |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CRHC | HOLE CONFIGURATION STYLE | ROUND |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| MATT | MATERIAL | STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJC |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS1121 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 5305-01-026-0831, 5305010260831 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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