The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-01-361-5504, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-361-5504 |
| Primary Part Number | 704AS3452 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Fourth Diameter From Head | 0.175 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Head Height | 0.170 INCHES NOMINAL IN |
| Point Length | 0.027 INCHES NOMINAL IN |
| Fastener Length | 0.814 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 TY 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.363 INCHES MINIMUM IN |
| Material Document and Classification | ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 90.0 DEGREES NOMINAL |
| First Diameter From Head | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 0.090 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 0.468 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.340 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN |
| Point Style | FLAT |
| Width Between Flats | 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.050 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 303 OVERALL |
| Distance From Largest Bearing Surface of Head to End of Fourth Diameter | 0.563 INCHES NOMINAL IN |
| Third Diameter From Head | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 704AS3452 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 893452-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-361-5504 is a Bolt,externally Relieved Body, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-361-5504 has 1 manufacturer part number on file: 704AS3452 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 704AS3452: Fourth Diameter From Head: 0.175 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN; Head Height: 0.170 INCHES NOMINAL IN; Point Length: 0.027 INCHES NOMINAL IN; Fastener Length: 0.814 INCHES NOMINAL IN. 26 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.