The Bolt,shoulder, cataloged under National Stock Number 5306-01-068-7893, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-068-7893 |
| Primary Part Number | 4054471 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Extended Washer Thickness | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Head Height | 0.220 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Fastener Length | 1.921 INCHES MINIMUM AND 1.941 INCHES MAXIMUM IN |
| Shoulder Length | 0.269 INCHES MAXIMUM AND 0.271 INCHES MAXIMUM FIRST SHOULDER IN |
| Extended Washer Diameter | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.384 INCHES MINIMUM AND 0.385 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.431 INCHES MINIMUM AND 0.481 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | AMS7477 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 4054471 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4054471 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 4054471 | 5/2 Secondary reference U.S. Government activity |
| 4054471 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-068-7893 is a Bolt,shoulder, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-068-7893 has 1 manufacturer part number on file: 4054471 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
2 possible matches (shared part number, not a government interchangeability claim): 5975-01-414-0221, 5935-01-507-8688. Verify interchangeability with system specifications before substitution.
Key specifications for 4054471: Extended Washer Thickness: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Head Height: 0.220 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; Fastener Length: 1.921 INCHES MINIMUM AND 1.941 INCHES MAXIMUM IN; Shoulder Length: 0.269 INCHES MAXIMUM AND 0.271 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.