The Bolt,shoulder, cataloged under National Stock Number 5306-01-289-9199, 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 22 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 | 5306-01-289-9199 |
| Primary Part Number | PWA14285-8 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Head Height | 0.660 INCHES NOMINAL IN |
| Fastener Length | 3.840 INCHES NOMINAL IN |
| Shoulder Length | 2.880 INCHES MINIMUM AND 2.885 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | AMS2404 ASSN STD SINGLE TREATMENT RESPONSE HEAD |
| Surface Treatment Document and Classification | AMS2404 ASSN STD SINGLE TREATMENT RESPONSE THREADS |
| Shoulder Diameter | 0.7485 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.895 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.172 INCHES NOMINAL FIRST HOLE IN |
| Material Document and Classification | AISI 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL HEAD |
| Surface Treatment | NICKEL THREADS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 11 |
| Material | STEEL COMP 4140 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.646 INCHES MINIMUM AND 3.681 INCHES MAXIMUM FIRST HOLE 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 |
|---|---|
| PWA14285-8 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5306-01-289-9199 is a Bolt,shoulder, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-289-9199 has 1 manufacturer part number on file: PWA14285-8 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA14285-8: Head Height: 0.660 INCHES NOMINAL IN; Fastener Length: 3.840 INCHES NOMINAL IN; Shoulder Length: 2.880 INCHES MINIMUM AND 2.885 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: AMS2404 ASSN STD SINGLE TREATMENT RESPONSE HEAD. 22 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.