The Screw,shoulder, cataloged under National Stock Number 5305-01-561-9606, 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 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-561-9606 |
| Primary Part Number | 91829A208 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Head Height | 0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Shoulder Length | 1.000 INCHES NOMINAL OVERALL IN |
| Shoulder Diameter | 0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM OVERALL IN |
| Thread Length | 0.156 INCHES MINIMUM IN |
| Shoulder Shape | ROUND OVERALL |
| Hardness Rating | 65.0 ROCKWELL B MINIMUM OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | DEE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 90000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.281 INCHES MINIMUM AND 0.344 INCHES MAXIMUM 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 |
|---|---|
| 91829A208 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| MS51575-14 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-561-9606 is a Screw,shoulder, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-561-9606 has 1 manufacturer part number on file: 91829A208 (Mcmaster-Carr Supply Co).
Key specifications for 91829A208: Head Height: 0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN; Shoulder Length: 1.000 INCHES NOMINAL OVERALL IN; Shoulder Diameter: 0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM OVERALL IN; Thread Length: 0.156 INCHES MINIMUM IN. 17 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.