The Screw,shoulder, cataloged under National Stock Number 5305-01-232-4259, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is R F Products, Inc. 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 | 5305-01-232-4259 |
| Primary Part Number | 570297 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | R F Products, Inc |
| Status | ACTIVE |
| Head Height | 0.120 INCHES NOMINAL IN |
| Fastener Length | 0.760 INCHES NOMINAL IN |
| Shoulder Length | 0.562 INCHES NOMINAL FIRST SHOULDER IN |
| Surface Treatment Document and Classification | 570902 FSCM 58022 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.208 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.198 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.375 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 |
|---|---|
| 570297 PRIMARY | R F Products, Inc (USA) |
NSN 5305-01-232-4259 is a Screw,shoulder, manufactured by R F Products, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-232-4259 has 1 manufacturer part number on file: 570297 (R F Products, Inc).
Key specifications for 570297: Head Height: 0.120 INCHES NOMINAL IN; Fastener Length: 0.760 INCHES NOMINAL IN; Shoulder Length: 0.562 INCHES NOMINAL FIRST SHOULDER IN; Surface Treatment Document and Classification: 570902 FSCM 58022 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 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.