The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-486-0191, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Enerpac Tool Group Corp. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-486-0191 |
| Primary Part Number | B1025028 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Enerpac Tool Group Corp |
| Status | ACTIVE |
| Thread Length | 2.750 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| B1025028 | D & S Repair Service, Inc (USA) |
| B1025028 PRIMARY | Enerpac Tool Group Corp (USA) |
| B1025028 | Regent Hydraulic & Machine Works Inc (USA) |
| B1025028 | Auto Wheel & Rim Co Dba Auto Wheel (USA) |
| Reference | Meaning |
|---|---|
| L2082ITEM39 | 5/9 Secondary reference Enerpac Tool Group Corp |
NSN 5305-01-486-0191 is a Screw,cap,hexagon Head, manufactured by Enerpac Tool Group Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-486-0191 has 4 manufacturer part numbers on file: B1025028 (D & S Repair Service, Inc), B1025028 (Enerpac Tool Group Corp), B1025028 (Regent Hydraulic & Machine Works Inc), B1025028 (Auto Wheel & Rim Co Dba Auto Wheel).
Key specifications for B1025028: Thread Length: 2.750 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Thread Direction: RIGHT-HAND; Thread Class: 2A A. 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.