The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-668-9527, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 14 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 | 5305-01-668-9527 |
| Primary Part Number | 202-10180 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Fastener Length | 0.960 INCHES MINIMUM AND 0.970 INCHES MAXIMUM IN |
| Thread Length | 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.191 INCHES MINIMUM AND 0.196 INCHES MAXIMUM HEAD IN |
| Material Document and Classification | QQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.4375 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | COPPER ALLOY OVERALL |
| Hole Quantity | 1 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| 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 |
|---|---|
| 202-10180 PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
NSN 5305-01-668-9527 is a Screw,externally Relieved Body, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-668-9527 has 1 manufacturer part number on file: 202-10180 (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 202-10180: Fastener Length: 0.960 INCHES MINIMUM AND 0.970 INCHES MAXIMUM IN; Thread Length: 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN; Shank Unthreaded Hole Diameter: 0.191 INCHES MINIMUM AND 0.196 INCHES MAXIMUM HEAD IN; Material Document and Classification: QQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 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.