The Washer,flat, cataloged under National Stock Number 5310-01-133-0193, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Miltope Corporation. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-133-0193 |
| Primary Part Number | 466687 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Miltope Corporation |
| Status | ACTIVE |
| Overall Diameter | 0.380 INCHES NOMINAL IN |
| Material Document and Classification | L-P-1183 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Color | BLACK OVERALL |
| Peripheral Shape Style | ROUND |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.190 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN |
| Thickness | 0.057 INCHES MINIMUM AND 0.061 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 |
|---|---|
| 466687 PRIMARY | Miltope Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1819182-004 | C/1 Advisory reference — outside the item-of-supply concept Western Gasket and Packing Co |
| 1819182-004 | C/1 Advisory reference — outside the item-of-supply concept Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5310-01-133-0193 is a Washer,flat, manufactured by Miltope Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-133-0193 has 1 manufacturer part number on file: 466687 (Miltope Corporation).
Key specifications for 466687: Overall Diameter: 0.380 INCHES NOMINAL IN; Material Document and Classification: L-P-1183 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Color: BLACK OVERALL. 9 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.