The Screw,shoulder, cataloged under National Stock Number 5305-01-699-6641, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Msc Industrial Direct Co., Inc.. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-699-6641 |
| Primary Part Number | 88618806 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Msc Industrial Direct Co., Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.375 INCHES NOMINAL IN |
| Head Height | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Fastener Length | 2.870 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN |
| Shoulder Length | 1.995 INCHES MINIMUM AND 2.005 INCHES MAXIMUM ALL SHOULDERS IN |
| Shoulder Diameter | 0.750 INCHES NOMINAL ALL SHOULDERS IN |
| Thread Length | 0.875 INCHES NOMINAL IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | KNURLED NO. 5 |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Quantity Per Inch | 11 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.977 INCHES MINIMUM AND 1.000 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 |
|---|---|
| 88618806 PRIMARY | Msc Industrial Direct Co., Inc. (USA) |
| 710557 PRIMARY | Brighton-Best International Inc (USA) |
| AES20R750B00BB3A11 PRIMARY | The American Society of Mechanical Engineers (USA) |
NSN 5305-01-699-6641 is a Screw,shoulder, manufactured by Msc Industrial Direct Co., Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-699-6641 has 3 manufacturer part numbers on file: 88618806 (Msc Industrial Direct Co., Inc.), 710557 (Brighton-Best International Inc), AES20R750B00BB3A11 (The American Society of Mechanical Engineers).
Key specifications for 88618806: Width Across Flats: 0.375 INCHES NOMINAL IN; Head Height: 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Fastener Length: 2.870 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN; Shoulder Length: 1.995 INCHES MINIMUM AND 2.005 INCHES MAXIMUM ALL SHOULDERS IN. 15 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.