The Washer,shouldered, cataloged under National Stock Number 5310-01-541-7369, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Micro Plastics Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-541-7369 |
| Primary Part Number | 12SWS1213 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Micro Plastics Inc |
| Status | ACTIVE |
| Shoulder Height | 0.031 INCHES NOMINAL IN |
| Style Designator | SHOULDERED |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Shoulder Diameter | 0.437 INCHES NOMINAL IN |
| Color | NATURAL OVERALL |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Hole Diameter | 0.380 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 |
|---|---|
| 12SWS1213 PRIMARY | Micro Plastics Inc (USA) |
| Reference | Meaning |
|---|---|
| 11481518 | D/9 Drawing number reference only Us Army Aviation and Missile Command |
NSN 5310-01-541-7369 is a Washer,shouldered, manufactured by Micro Plastics Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-541-7369 has 1 manufacturer part number on file: 12SWS1213 (Micro Plastics Inc).
Key specifications for 12SWS1213: Overall Height: 0.062 INCHES NOMINAL IN; Shoulder Height: 0.031 INCHES NOMINAL IN; Style Designator: SHOULDERED; Outside Diameter: 0.625 INCHES NOMINAL IN. 7 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.