The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-627-1891, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Tulsa Winch, Inc.. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-627-1891 |
| Primary Part Number | 1611 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Tulsa Winch, Inc. |
| Status | ACTIVE |
| Fastener Length | 3.75 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.75 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 10 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5305-01-627-1891 is a Screw,cap,hexagon Head, manufactured by Tulsa Winch, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-627-1891 has 2 manufacturer part numbers on file: 1611 (Tulsa Winch, Inc.), Y00015056 (Soframe).
Key specifications for 1611: Fastener Length: 3.75 INCHES NOMINAL IN; Nominal Thread Diameter: 0.75 INCHES IN; Head Style: HEXAGON; Thread Direction: RIGHT-HAND. 6 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.