The Bushing,machine Thread, cataloged under National Stock Number 5365-01-191-3531, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-191-3531 |
| Primary Part Number | 5280-R-16A |
| Item Name | Bushing,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Hole Inside Diameter | 1.406 INCHES MINIMUM AND 1.437 INCHES MAXIMUM IN |
| Width Across Flats | 2.000 INCHES NOMINAL IN |
| Screw Thread Length | 0.969 INCHES NOMINAL IN |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE |
| Counterbore Depth | 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Features Provided | COUNTERBORE |
| Counterbore Location | THREADED END |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.500 INCHES IN |
| Counterbore Diameter | 2.062 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Wrenching Facility Shape | HEXAGON |
| Thread Quantity Per Inch | 12 |
| Material | COPPER ALLOY |
| Thread Series Designator | UN |
| Thickness | 0.375 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 |
|---|---|
| 5280-R-16A | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 803-1385541-051-6 | 3/2 Design control — primary reference U.S. Government activity |
| 70058349 | 5/9 Secondary reference U.S. Government activity |
NSN 5365-01-191-3531 is a Bushing,machine Thread, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-191-3531 has 1 manufacturer part number on file: 5280-R-16A (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for 5280-R-16A: Hole Inside Diameter: 1.406 INCHES MINIMUM AND 1.437 INCHES MAXIMUM IN; Width Across Flats: 2.000 INCHES NOMINAL IN; Screw Thread Length: 0.969 INCHES NOMINAL IN; Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE. 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.