The Washer,seal, cataloged under National Stock Number 5310-01-697-4963, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Volvo Group North America Llc Dba Volvo Group North America, Inc. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-697-4963 |
| Primary Part Number | 977935 |
| Item Name | Washer,seal |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Volvo Group North America Llc Dba Volvo Group North America, Inc |
| Status | ACTIVE |
| Third Hole Diameter | 21.0 MILLIMETERS NOMINAL MM |
| Style Designator | CONCAVE |
| Outside Diameter | 27.0 MILLIMETERS NOMINAL MM |
| Shoulder Diameter | 27.0 MILLIMETERS NOMINAL MM |
| Shoulder Thickness | 2.0 MILLIMETERS NOMINAL MM |
| Material | STEEL BODY |
| Material | RUBBER SEALING ELEMENT |
| Hole Diameter | 18.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 977935 PRIMARY | Volvo Group North America Llc Dba Volvo Group North America, Inc (USA) |
NSN 5310-01-697-4963 is a Washer,seal, manufactured by Volvo Group North America Llc Dba Volvo Group North America, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-697-4963 has 1 manufacturer part number on file: 977935 (Volvo Group North America Llc Dba Volvo Group North America, Inc).
Key specifications for 977935: Overall Height: 3.0 MILLIMETERS NOMINAL MM; Third Hole Diameter: 21.0 MILLIMETERS NOMINAL MM; Style Designator: CONCAVE; Outside Diameter: 27.0 MILLIMETERS NOMINAL MM. 8 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.