The Bolt,shoulder, cataloged under National Stock Number 5306-01-133-9844, 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 17 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-133-9844 |
| Primary Part Number | 4057689 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Extended Washer Thickness | 0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Head Height | 0.212 INCHES MINIMUM AND 0.233 INCHES MAXIMUM IN |
| Fastener Length | 1.215 INCHES MINIMUM AND 1.235 INCHES MAXIMUM IN |
| Shoulder Length | 0.851 INCHES MINIMUM AND 0.881 INCHES MAXIMUM FIRST SHOULDER IN |
| Extended Washer Diameter | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.497 INCHES MINIMUM AND 0.499 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.235 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | AMS7460 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 4057689 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4057689 | 5/9 Secondary reference U.S. Government activity |
| 4057689 | 5/9 Secondary reference U.S. Government activity |
| 4057689 | 5/9 Secondary reference Necchi Spa |
| 5306PL1498074 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 4057689 | 5/9 Secondary reference M.s. Aerospace Inc. Dba Ms Aerospace Inc |
| 4057689A | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5306-01-133-9844 is a Bolt,shoulder, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-133-9844 has 1 manufacturer part number on file: 4057689 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4057689: Extended Washer Thickness: 0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN; Head Height: 0.212 INCHES MINIMUM AND 0.233 INCHES MAXIMUM IN; Fastener Length: 1.215 INCHES MINIMUM AND 1.235 INCHES MAXIMUM IN; Shoulder Length: 0.851 INCHES MINIMUM AND 0.881 INCHES MAXIMUM FIRST SHOULDER IN. 17 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.