The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-417-4140, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-417-4140 |
| Primary Part Number | 5544086-001 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.068 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN |
| Fastener Length | 0.547 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.126 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-764, 303 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.056 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.406 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 56 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.130 INCHES NOMINAL 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 |
|---|---|
| 4406-M07-F09 | Unicorp. (USA) |
| 5544086-001 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5305-01-417-4140 is a Screw,externally Relieved Body, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-417-4140 has 2 manufacturer part numbers on file: 4406-M07-F09 (Unicorp.), 5544086-001 (Naval Sea Systems Command).
Key specifications for 5544086-001: Head Height: 0.068 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN; Fastener Length: 0.547 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.126 INCHES MINIMUM AND 0.166 INCHES MAXIMUM 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.