The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-01-319-1434, 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 18 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-319-1434 |
| Primary Part Number | 4071139 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Head Height | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Fastener Length | 0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| Thread Length | 0.263 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5665 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.240 INCHES MINIMUM AND 0.246 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 0.502 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | ROUND W/WRENCH FLATS |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Width Between Flats | 0.331 INCHES MINIMUM AND 0.341 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.450 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 1.000 INCHES MINIMUM AND 1.020 INCHES MAXIMUM 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 |
|---|---|
| 4071139C | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4071139 | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| 4071139 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4071139 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 5306PL1499200 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5306-01-319-1434 is a Bolt,externally Relieved Body, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-319-1434 has 4 manufacturer part numbers on file: 4071139C (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4071139 (M.s. Aerospace Inc. Dba Ms Aerospace Inc), 4071139 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4071139 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4071139: Head Height: 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Fastener Length: 0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN; Thread Length: 0.263 INCHES NOMINAL IN; Material Document and Classification: AMS 5665 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 18 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.