The Bolt,machine, cataloged under National Stock Number 5306-01-445-4627, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Power Service, Inc. Dba Power Service of Colorado. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-445-4627 |
| Primary Part Number | 4403562-65 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Power Service, Inc. Dba Power Service of Colorado |
| Status | ACTIVE |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | NICKEL ALLOY 400 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 |
|---|---|
| 4403562-65 PRIMARY | Power Service, Inc. Dba Power Service of Colorado (USA) |
| Reference | Meaning |
|---|---|
| 123-4403562 PART 65 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 5306-01-445-4627 is a Bolt,machine, manufactured by Power Service, Inc. Dba Power Service of Colorado, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-445-4627 has 1 manufacturer part number on file: 4403562-65 (Power Service, Inc. Dba Power Service of Colorado).
Key specifications for 4403562-65: Fastener Length: 1.750 INCHES NOMINAL IN; Material Document and Classification: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.500 INCHES IN; Head Style: HEXAGON. 9 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.