The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-00-474-3086, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5306-00-474-3086 |
| Primary Part Number | 23902 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Head Height | 0.118 INCHES NOMINAL IN |
| Fastener Length | 2.070 INCHES NOMINAL IN |
| Thread Length | 0.688 INCHES MINIMUM IN |
| First Diameter From Head | 0.656 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | HEXAGON COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.188 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 1.382 INCHES NOMINAL IN |
| Bottom Countersink Diameter | 0.656 INCHES NOMINAL IN |
| Nonstandard Thread Pitch Diameter | +0.7080 TO 0.7100 INCHES IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Countersink Angle | 30.0 DEGREES NOMINAL |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 23902 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| Reference | Meaning |
|---|---|
| EAB1720 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-474-3086 is a Bolt,externally Relieved Body, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-474-3086 has 1 manufacturer part number on file: 23902 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
5 possible matches (shared part number, not a government interchangeability claim): 5365-00-677-0577, 6340-00-911-9337, 6110-01-216-3466. Verify interchangeability with system specifications before substitution.
Key specifications for 23902: Head Height: 0.118 INCHES NOMINAL IN; Fastener Length: 2.070 INCHES NOMINAL IN; Thread Length: 0.688 INCHES MINIMUM IN; First Diameter From Head: 0.656 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.