The Bolt,machine, cataloged under National Stock Number 5306-01-435-1279, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Carver Pump Company. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-435-1279 |
| Primary Part Number | 800-0500-10-173 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A307, GRADE A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Quantity Per Inch | 13 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 800-0500-10-173 PRIMARY | Carver Pump Company (USA) |
| Reference | Meaning |
|---|---|
| 999-7920-A-01 I T25 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5306-01-435-1279 is a Bolt,machine, manufactured by Carver Pump Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-435-1279 has 1 manufacturer part number on file: 800-0500-10-173 (Carver Pump Company).
Key specifications for 800-0500-10-173: Fastener Length: 1.250 INCHES NOMINAL IN; Material Document and Classification: ASTM A307, GRADE A ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.500 INCHES IN; Head Style: HEXAGON. 7 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.