The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-549-5976, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Msc Industrial Direct Co., 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-549-5976 |
| Primary Part Number | 44432 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Msc Industrial Direct Co., Inc. |
| Status | ACTIVE |
| Fastener Length | 25.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 6.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| 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 5305-01-549-5976 is a Screw,cap,hexagon Head, manufactured by Msc Industrial Direct Co., Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-549-5976 has 2 manufacturer part numbers on file: 44432 (Msc Industrial Direct Co., Inc.), 44432 (Barnes Group Inc. Dba Barnes Distribution).
1 possible match (shared part number, not a government interchangeability claim): 5133-01-625-1691. Verify interchangeability with system specifications before substitution.
Key specifications for 44432: Fastener Length: 25.0 MILLIMETERS NOMINAL MM; Nominal Thread Diameter: 6.0 MILLIMETERS MM; 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.