The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-191-2140, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Cummins Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-191-2140 |
| Primary Part Number | 3901221 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Fastener Length | 75.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.25 |
| Nominal Thread Diameter | 8.0 MILLIMETERS MM |
| Thread Series Designator | M |
| 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 |
|---|---|
| 3901221 | Cummins South Pacific Pty Ltd Head Office (AUS) |
| CBU1082 | Leyland Trucks Ltd (for Spare Parts See U6425) (GBR) |
| 3901221 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5305PL0826145 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5305-01-191-2140 is a Screw,cap,hexagon Head, manufactured by Cummins Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-191-2140 has 3 manufacturer part numbers on file: 3901221 (Cummins South Pacific Pty Ltd Head Office), CBU1082 (Leyland Trucks Ltd (for Spare Parts See U6425)), 3901221 (Cummins Inc.).
Key specifications for 3901221: Fastener Length: 75.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.25; Nominal Thread Diameter: 8.0 MILLIMETERS MM; Part Name Assigned by Controlling Agency: SCREW, CAP HEXAGON. 4 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.