The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-475-4527, 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 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-475-4527 |
| Primary Part Number | 1614365-10 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Fastener Length | 3.687 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-Z-325,TYPE2,CLASS3 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| Material Document and Classification | FF-S-86,TYPE1,D960 FED SPEC 1ST MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PATCH THREADS |
| Surface Treatment | ZINC OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 1614365-10 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 1614365-10 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 1614365-10 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5305-01-475-4527 is a Screw,cap,socket Head, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-475-4527 has 1 manufacturer part number on file: 1614365-10 (Naval Sea Systems Command).
Key specifications for 1614365-10: Fastener Length: 3.687 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-Z-325,TYPE2,CLASS3 FED SPEC 1ST TREATMENT RESPONSE OVERALL; Material Document and Classification: FF-S-86,TYPE1,D960 FED SPEC 1ST MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.250 INCHES IN. 11 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.