The Washer,seal, cataloged under National Stock Number 5310-01-280-5806, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fisher Controls Co Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-280-5806 |
| Primary Part Number | PRECISION-M5 |
| Item Name | Washer,seal |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fisher Controls Co Inc |
| Status | ACTIVE |
| Material Document and Classification | L-P-410 FED SPEC SINGLE MATERIAL RESPONSE AND ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE 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 |
|---|---|
| PRECISION-M5 PRIMARY | Fisher Controls Co Inc (USA) |
| Reference | Meaning |
|---|---|
| C5085491 | 3/9 Design control — primary reference Us Army Combat Surveillance and Target Acquisition Laboratory |
| PRECISION-M5 | 5/9 Secondary reference Siemens Plessey Controls Ltd |
NSN 5310-01-280-5806 is a Washer,seal, manufactured by Fisher Controls Co Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-280-5806 has 1 manufacturer part number on file: PRECISION-M5 (Fisher Controls Co Inc).
Key specifications for PRECISION-M5: Material Document and Classification: L-P-410 FED SPEC SINGLE MATERIAL RESPONSE AND ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Special Features: RESEALABLE; FITS M5 THREAD SIZERESEALABLE; FITS M5 THREAD SIZE. 1 specification is 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.