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) | 00-837-0845 (008370845) |
| NCB Code | USA (00) |
| Manufacturer | Apcom Inc, Nor Cal Supply Coinc, National Aerospace Standards Com, Sps Technologies Inc, Air Industries Corp, Lisi Aerospace Canada Corp, Plastic And Metal Products Co, Hi Shear Corporation, Fastener Innovation Technology Inc, Huck International Inc, Lawrence Engineering And Supply Inc, F And C Sales Inc, Alcoa Global Fasteners Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS1144-12 | apcom inc | screw close tolerance | RFQ |
| NAS1144-12 | nor cal supply coinc | screw close tolerance | RFQ |
| NAS1144-12 | national aerospace standards com | screw close tolerance | RFQ |
| NAS1144-12 | sps technologies inc | screw close tolerance | RFQ |
| NAS1144-12 | air industries corp | screw close tolerance | RFQ |
| NAS1144-12 | lisi aerospace canada corp | screw close tolerance | RFQ |
| NAS1144-12 | plastic and metal products co | screw close tolerance | RFQ |
| NAS1144-12 | hi shear corporation | screw close tolerance | RFQ |
| NAS1144-12 | fastener innovation technology inc | screw close tolerance | RFQ |
| NAS1144-12 | huck international inc | screw close tolerance | RFQ |
| NAS1144-12 | lawrence engineering and supply inc | screw close tolerance | RFQ |
| NAS1144-12 | f and c sales inc | screw close tolerance | RFQ |
| NAS1144-12 | alcoa global fasteners inc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 1.051 INCHES MINIMUM AND 1.081 INCHES MAXIMUM |
| AASK | HEAD STYLE | PAN |
| AASL | HEAD DIAMETER | 0.464 INCHES MINIMUM AND 0.493 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.133 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.750 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATE |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS1144 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AASA | THREAD LENGTH | 0.316 INCHES MINIMUM |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL |
| Relevant Components for NSN - 5305-00-837-0845, 5305008370845 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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