| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-298-1107 (002981107) |
| NCB Code | USA (00) |
| Manufacturer | Aero Engineering And Manufacturing, Lockheed Martin Corporation, United Technologies Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 1292707-101 | aero engineering and manufacturing | screw shoulder | 17772 | RFQ |
| 1292707-103 | lockheed martin corporation | screw shoulder | 98897 | RFQ |
| 1292707-103 | aero engineering and manufacturing | screw shoulder | 17772 | RFQ |
| AN3420-12 | united technologies corporation | screw shoulder | 77445 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.450 INCHES MINIMUM AND 0.480 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 2.850 INCHES MINIMUM AND 2.880 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 1.080 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.523 INCHES MINIMUM FIRST SHOULDER AND 0.624 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 2.210 INCHES NOMINAL FIRST SHOULDER |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.108 INCHES MINIMUM FIRST HOLE AND 0.113 INCHES MAXIMUM FIRST HOLE |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.189 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.100 INCHES MINIMUM FIRST HOLE AND 0.130 INCHES MAXIMUM FIRST HOLE |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTER LINE OF BOLT,0.181 IN. MIN,0.187 IN. MAX DIA BY 1.770 IN. DEEP |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-00-298-1107, 5305002981107 | ||||
| 5340-01-621-1479 (5340016211479) | 5365-00-381-4908 (5365003814908) | 5355-01-573-0404 (5355015730404) | 5330-01-580-7284 (5330015807284) | |
| 5305-01-282-1451 (5305012821451) | 5330-01-361-5513 (5330013615513) | 5340-00-611-7621 (5340006117621) | 5320-01-615-4000 (5320016154000) | |
| 5310-01-334-3643 (5310013343643) | 5330-01-327-5730 (5330013275730) | 5325-00-763-5757 (5325007635757) | 5340-01-576-0345 (5340015760345) | |
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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