The Bolt,shoulder, cataloged under National Stock Number 5306-00-052-8272, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-052-8272 |
| Primary Part Number | 476488 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Extended Washer Thickness | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN |
| Head Height | 0.415 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN |
| Fastener Length | 1.165 INCHES MINIMUM AND 1.185 INCHES MAXIMUM IN |
| Shoulder Length | 0.674 INCHES MINIMUM AND 0.676 INCHES MAXIMUM FIRST SHOULDER IN |
| Extended Washer Diameter | 0.815 INCHES MINIMUM AND 0.835 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.387 INCHES MINIMUM AND 0.389 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.500 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | ROUND |
| Material Document and Classification | AMS6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL AND CADMIUM OVERALL |
| Thread Class | 1A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 601 OVERALL |
| Hole Quantity | 6 |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 476488 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5306-00-052-8272 is a Bolt,shoulder, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-052-8272 has 1 manufacturer part number on file: 476488 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 476488: Extended Washer Thickness: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN; Head Height: 0.415 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN; Fastener Length: 1.165 INCHES MINIMUM AND 1.185 INCHES MAXIMUM IN; Shoulder Length: 0.674 INCHES MINIMUM AND 0.676 INCHES MAXIMUM FIRST SHOULDER IN. 23 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.