The Screw,machine, cataloged under National Stock Number 5305-01-437-5008, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-437-5008 |
| Primary Part Number | 167-7044216-156 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.375 INCHES NOMINAL IN |
| Fastener Length | 1.062 INCHES NOMINAL IN |
| Screw Material Document and Classification | ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 803-6397269 PC 186 | Naval Sea Systems Command (USA) |
| 167-7044216-156 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 167-7379153 PC NO 48 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 803-6397262-41 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 5305PL1290678 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| RSC-6FL PC 5 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 167-7044218-41 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 803-6397261-41 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 167-6926163 PC103 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 5305-01-437-5008 is a Screw,machine, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-437-5008 has 2 manufacturer part numbers on file: 803-6397269 PC 186 (Naval Sea Systems Command), 167-7044216-156 (Naval Sea Systems Command).
Key specifications for 167-7044216-156: Head Height: 0.375 INCHES NOMINAL IN; Fastener Length: 1.062 INCHES NOMINAL IN; Screw Material Document and Classification: ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 0.500 INCHES NOMINAL IN. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.