The Screw,shoulder, cataloged under National Stock Number 5305-01-611-5083, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Accurate Screw Machine Corp Div Accurate Screw Machine Corporation. Government technical data includes 16 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 | 5305-01-611-5083 |
| Primary Part Number | 17100-SS-1-SLD |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation |
| Status | ACTIVE |
| Head Height | 0.21875 INCHES NOMINAL IN |
| Fastener Length | 0.6255 INCHES NOMINAL IN |
| Shoulder Length | 0.2505 INCHES NOMINAL THREADS IN |
| Shoulder Diameter | 0.3120 INCHES NOMINAL THREADS IN |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Shoulder Shape | ROUND THREADS |
| Nominal Thread Diameter | 0.25 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PELLET THREADS |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.4375 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 |
|---|---|
| 17100-SS-1-SLD PRIMARY | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA) |
NSN 5305-01-611-5083 is a Screw,shoulder, manufactured by Accurate Screw Machine Corp Div Accurate Screw Machine Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-611-5083 has 1 manufacturer part number on file: 17100-SS-1-SLD (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation).
Key specifications for 17100-SS-1-SLD: Head Height: 0.21875 INCHES NOMINAL IN; Fastener Length: 0.6255 INCHES NOMINAL IN; Shoulder Length: 0.2505 INCHES NOMINAL THREADS IN; Shoulder Diameter: 0.3120 INCHES NOMINAL THREADS 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.