The Screw,shoulder, cataloged under National Stock Number 5305-00-796-4935, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Nylok Llc. Government technical data includes 16 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-796-4935 |
| Primary Part Number | S4574 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Nylok Llc |
| Status | ACTIVE |
| Head Height | 0.070 INCHES NOMINAL IN |
| Fastener Length | 0.656 INCHES NOMINAL IN |
| Shoulder Length | 0.234 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.344 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 56 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.235 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 |
NSN 5305-00-796-4935 is a Screw,shoulder, manufactured by Nylok Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-796-4935 has 2 manufacturer part numbers on file: 1312211-1 (Honeywell Intl Inc Defense Avionics Systems), S4574 (Nylok Llc).
1 possible match (shared part number, not a government interchangeability claim): 6850-01-449-1100. Verify interchangeability with system specifications before substitution.
Key specifications for S4574: Head Height: 0.070 INCHES NOMINAL IN; Fastener Length: 0.656 INCHES NOMINAL IN; Shoulder Length: 0.234 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM FIRST SHOULDER IN. 16 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.