The Washer,seal, cataloged under National Stock Number 5310-01-425-7811, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-425-7811 |
| Primary Part Number | 103-06-25 |
| Item Name | Washer,seal |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation |
| Status | ACTIVE |
| Style Designator | CONCAVE |
| Material Document and Classification | ASTM-D-2000 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT |
| Outside Diameter | 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN |
| Material | STEEL COMP 304 BODY |
| Material | RUBBER NEOPRENE SEALING ELEMENT |
| Hole Diameter | 0.434 INCHES NOMINAL0.434 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 |
|---|---|
| N100043S | Aztec Manufacturing, Inc (USA) |
| PL706861-296 | L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation (USA) |
| 103-06-25 PRIMARY | L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation (USA) |
NSN 5310-01-425-7811 is a Washer,seal, manufactured by L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-425-7811 has 3 manufacturer part numbers on file: N100043S (Aztec Manufacturing, Inc), PL706861-296 (L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation), 103-06-25 (L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation).
Key specifications for 103-06-25: Overall Height: 0.130 INCHES NOMINAL0.130 INCHES NOMINAL IN; Style Designator: CONCAVE; Material Document and Classification: ASTM-D-2000 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT; Outside Diameter: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN. 6 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.