| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-891-3673 (008913673) |
| NCB Code | USA (00) |
| Manufacturer | Alcoa Global Fasteners Inc, Sps Technologies Inc, Lockheed Martin Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| VS2845-1 | alcoa global fasteners inc | screw shoulder | 92215 | RFQ |
| 207-12-1 | sps technologies inc | screw shoulder | 06725 | RFQ |
| AIC207-21-1 | sps technologies inc | screw shoulder | 06725 | RFQ |
| 65589-1 | sps technologies inc | screw shoulder | 56878 | RFQ |
| C2898-1 | lockheed martin corporation | screw shoulder | 81755 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASA | THREAD LENGTH | 0.820 INCHES NOMINAL |
| AASK | HEAD STYLE | BEVEL-CONICAL |
| AASL | HEAD DIAMETER | 0.122 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.748 INCHES MINIMUM FIRST SHOULDER AND 0.749 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.870 INCHES MINIMUM FIRST SHOULDER AND 1.890 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQFM | HARDNESS RATING | 55.0 ROCKWELL C MINIMUM OVERALL AND 58.0 ROCKWELL C MAXIMUM OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 2.690 INCHES MINIMUM AND 2.710 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.375 INCHES MINIMUM AND 0.378 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 300000 POUNDS PER SQUARE INCH |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | UNDERCUT UNDER THE SHOULDER 0.050 IN. MIN AND 0.100 IN. MAX LG; 0.615 IN. MIN AND 0.625 IN. MAX DIA |
| MATT | MATERIAL | VANADIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-8837,TY 1 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-891-3673, 5305008913673 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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