The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-004-9100, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Pdi Ground Support Systems, Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-004-9100 |
| Primary Part Number | 4901-8 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Pdi Ground Support Systems, Inc. |
| Status | ACTIVE |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 4901-8 PRIMARY | Pdi Ground Support Systems, Inc. (USA) |
NSN 5305-01-004-9100 is a Screw,cap,socket Head, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-004-9100 has 1 manufacturer part number on file: 4901-8 (Pdi Ground Support Systems, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-162-7303, 5120-01-595-8874. Verify interchangeability with system specifications before substitution.
Key specifications for 4901-8: Fastener Length: 0.750 INCHES NOMINAL IN; Nominal Thread Diameter: 0.375 INCHES IN; Thread Quantity Per Inch: 24; Thread Series Designator: UNF. 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.