The Screw,shoulder, cataloged under National Stock Number 5305-01-561-2570, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 13 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 | 5305-01-561-2570 |
| Primary Part Number | 94045A201 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Head Height | 0.160 INCHES NOMINAL IN |
| Fastener Length | 0.125 INCHES NOMINAL IN |
| Shoulder Length | 0.125 INCHES NOMINAL OVERALL IN |
| Shoulder Diameter | 0.187 INCHES NOMINAL OVERALL IN |
| Thread Length | 0.190 INCHES NOMINAL IN |
| Shoulder Shape | ROUND OVERALL |
| Hardness Rating | 65.0 ROCKWELL B NOMINAL OVERALL |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 90 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE II |
| Material | STEEL PROPERTY CLASS 18.8 OVERALL |
| Head Diameter | 0.313 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 |
|---|---|
| 94045A201 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5305-01-561-2570 is a Screw,shoulder, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-561-2570 has 1 manufacturer part number on file: 94045A201 (Mcmaster-Carr Supply Co).
Key specifications for 94045A201: Head Height: 0.160 INCHES NOMINAL IN; Fastener Length: 0.125 INCHES NOMINAL IN; Shoulder Length: 0.125 INCHES NOMINAL OVERALL IN; Shoulder Diameter: 0.187 INCHES NOMINAL OVERALL IN. 13 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.