The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-01-318-5565, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-318-5565 |
| Primary Part Number | 4070922 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Extended Washer Thickness | 0.120 INCHES NOMINAL IN |
| Head Height | 0.444 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN |
| Fastener Length | 1.735 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN |
| Thread Length | 0.575 INCHES NOMINAL IN |
| First Diameter From Head | 0.356 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 0.655 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.4375 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 1.160 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.4645 INCHES MINIMUM AND 0.4650 INCHES MAXIMUM IN |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 2 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | COBALT ALLOY OVERALL |
| Third Diameter From Head | 0.356 INCHES MINIMUM AND 0.360 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 |
|---|---|
| 4070922 | Airtronics, Llc (USA) |
| 4070922 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4070922 | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| 4070922 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 5306PL1499179 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5306-01-318-5565 is a Bolt,externally Relieved Body, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-318-5565 has 4 manufacturer part numbers on file: 4070922 (Airtronics, Llc), 4070922 (Rtx Corporation Div Pratt & Whitney), 4070922 (M.s. Aerospace Inc. Dba Ms Aerospace Inc), 4070922 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4070922: Extended Washer Thickness: 0.120 INCHES NOMINAL IN; Head Height: 0.444 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN; Fastener Length: 1.735 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN; Extended Washer Diameter: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN. 19 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.