The Screw,machine, cataloged under National Stock Number 5305-01-556-3275, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-556-3275 |
| Primary Part Number | 1128879 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Fastenal Company Dba Fastenal Co |
| Status | ACTIVE |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Head Height | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Head Style | FILLISTER |
| Internal Drive Style | CROSS RECESS TYPE IA |
| Head Diameter | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Surface Treatment | ZINC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4004144 | General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA) |
| 12759-00467 | Fastenal Company Dba Fastenal Co (USA) |
| 1128879 PRIMARY | Fastenal Company Dba Fastenal Co (USA) |
NSN 5305-01-556-3275 is a Screw,machine, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-556-3275 has 3 cross-referenced part numbers: 4004144 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp), 12759-00467 (Fastenal Company Dba Fastenal Co), 1128879 (Fastenal Company Dba Fastenal Co).
There is 1 known substitute for 5305-01-556-3275: 3120-01-271-9470. Verify interchangeability with system specifications before substitution.
Key specifications for 1128879: Thread Length: 0.500 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Part Name Assigned by Controlling Agency: SCREW,8-32 X 0.500INCH IN; Screw Material: STEEL. 16 total characteristics are documented in the Federal Logistics Information System.