The Washer,flat, cataloged under National Stock Number 5310-01-366-8142, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Dba Telementry & Rf Products Div L3 Technologies, Telemetry & Rf Products. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-366-8142 |
| Primary Part Number | 812186-00 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | L3 Technologies, Inc. Dba Telementry & Rf Products Div L3 Technologies, Telemetry & Rf Products |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.670 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ANODIZE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Thickness | 0.052 INCHES MINIMUM AND 0.072 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 |
|---|---|
| 812186-00 PRIMARY | L3 Technologies, Inc. Dba Telementry & Rf Products Div L3 Technologies, Telemetry & Rf Products (USA) |
| Reference | Meaning |
|---|---|
| 812186-00 | 3/9 Design control — primary reference Loral Terracom Div of Loral Corp |
| A3155291 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-366-8142 is a Washer,flat, manufactured by L3 Technologies, Inc. Dba Telementry & Rf Products Div L3 Technologies, Telemetry & Rf Products, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-366-8142 has 1 manufacturer part number on file: 812186-00 (L3 Technologies, Inc. Dba Telementry & Rf Products Div L3 Technologies, Telemetry & Rf Products).
Key specifications for 812186-00: Surface Treatment Document and Classification: MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.670 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 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.