The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-596-7146, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Carver Pump Company. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5305-01-596-7146 |
| Primary Part Number | 804-0500-10-900 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-1222H MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | ALUMINUM ALLOY AND NICKEL ALLOY OVERALL |
| 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 |
|---|---|
| 804-0500-10-900 PRIMARY | Carver Pump Company (USA) |
| Reference | Meaning |
|---|---|
| 999-4213-D-07 REV P ITEM 24 | 5/1 Secondary reference Carver Pump Company |
| 999-4213-D-07 | D/9 Drawing number reference only Carver Pump Company |
NSN 5305-01-596-7146 is a Screw,cap,hexagon Head, manufactured by Carver Pump Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-596-7146 has 1 manufacturer part number on file: 804-0500-10-900 (Carver Pump Company).
4 possible matches (shared part number, not a government interchangeability claim): 5330-01-596-7159, 4320-01-596-7163, 4320-01-597-2301. Verify interchangeability with system specifications before substitution.
Key specifications for 804-0500-10-900: Material Document and Classification: MIL-S-1222H MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Part Name Assigned by Controlling Agency: IMPELLER CAPSCREW; End Item Identification: 6 X 4 X 13 FIRE PUMP (TITANIUM); Material: ALUMINUM ALLOY AND NICKEL ALLOY OVERALL. 2 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.