The Nut,sleeve, cataloged under National Stock Number 5310-01-705-5481, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-705-5481 |
| Primary Part Number | 99637A183 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Flange Diameter | 0.440 INCHES NOMINAL IN |
| Nut Length | 0.380 INCHES NOMINAL IN |
| Flange Thickness | 0.120 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Length | 0.310 INCHES NOMINAL OVERALL IN |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Diameter | 0.250 INCHES NOMINAL IN |
| Cross-Sectional Shape | ROUND W/WRENCH FLATS FIRST END |
| Nut Style | SLEEVE |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 99637A183 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 11B5091886 | 7/2 Vendor item drawing reference Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army |
NSN 5310-01-705-5481 is a Nut,sleeve, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-705-5481 has 1 manufacturer part number on file: 99637A183 (Mcmaster-Carr Supply Co).
Key specifications for 99637A183: Flange Diameter: 0.440 INCHES NOMINAL IN; Nut Length: 0.380 INCHES NOMINAL IN; Flange Thickness: 0.120 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC). 12 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.