The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-113-2863, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-113-2863 |
| Primary Part Number | 421704-1 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Head Height | 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Fastener Length | 0.810 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Distance From Largest Bearing Surface of Head to End of Tenth Diameter | 0.575 INCHES NOMINAL IN |
| Thread Length | 0.235 INCHES NOMINAL IN |
| Material Document and Classification | FED 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.129 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.306 INCHES MINIMUM AND 0.322 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 | X |
| Part Number | Manufacturer |
|---|---|
| 421704-1 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 5305-01-113-2863 is a Screw,externally Relieved Body, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-113-2863 has 1 manufacturer part number on file: 421704-1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 421704-1: Head Height: 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN; Fastener Length: 0.810 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Distance From Largest Bearing Surface of Head to End of Tenth Diameter: 0.575 INCHES NOMINAL IN. 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.