The Bolt,shoulder, cataloged under National Stock Number 5306-01-398-0019, 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 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-398-0019 |
| Primary Part Number | 4081773 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Head Height | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Fastener Length | 1.200 INCHES MINIMUM AND 1.220 INCHES MAXIMUM IN |
| Shoulder Length | 0.782 INCHES MINIMUM AND 0.792 INCHES MAXIMUM ALL SHOULDERS IN |
| Distance From Centerline to Flat | 0.223 INCHES NOMINAL IN |
| Shoulder Diameter | 0.309 INCHES MINIMUM AND 0.310 INCHES MAXIMUM ALL SHOULDERS IN |
| Thread Length | 0.356 INCHES MINIMUM AND 0.366 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Material Document and Classification | AMS 7466 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DEE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.540 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 | F |
| Part Number | Manufacturer |
|---|---|
| 4081773 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4081773 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 5306PL1499678 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5306-01-398-0019 is a Bolt,shoulder, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-398-0019 has 2 manufacturer part numbers on file: 4081773 (Rtx Corporation Div Pratt & Whitney), 4081773 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4081773: Head Height: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Fastener Length: 1.200 INCHES MINIMUM AND 1.220 INCHES MAXIMUM IN; Shoulder Length: 0.782 INCHES MINIMUM AND 0.792 INCHES MAXIMUM ALL SHOULDERS IN; Distance From Centerline to Flat: 0.223 INCHES NOMINAL IN. 16 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.