The Bolt,machine, cataloged under National Stock Number 5306-00-576-6582, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-576-6582 |
| Primary Part Number | 317999 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Extended Washer Thickness | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Head Height | 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Fastener Length | 1.050 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN |
| Thread Length | 0.635 INCHES MINIMUM AND 0.675 INCHES MAXIMUM IN |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLE |
| Material Document and Classification | AMS 7472 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.375 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN |
| Width Between Flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Thread Class | 1A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.062 INCHES NOMINAL IN |
| 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 |
|---|---|
| 317999 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| Reference | Meaning |
|---|---|
| 317999 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5306-00-576-6582 is a Bolt,machine, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-576-6582 has 1 manufacturer part number on file: 317999 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
Key specifications for 317999: Extended Washer Thickness: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Head Height: 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN; Fastener Length: 1.050 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN; Extended Washer Diameter: 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN. 20 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.