The Seat,bearing, cataloged under National Stock Number 3110-01-308-1475, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Ina Bearing Co. Government technical data includes 3 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-308-1475 |
| Primary Part Number | WS81113 |
| Item Name | Seat,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Ina Bearing Co |
| Status | ACTIVE |
| Outside Diameter | 90.0 MILLIMETERS NOMINAL MM |
| Bore Diameter | 65.0 MILLIMETERS NOMINAL MM |
| Material | STEEL 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 |
|---|---|
| WS81113 PRIMARY | Ina Bearing Co (USA) |
NSN 3110-01-308-1475 is a Seat,bearing, manufactured by Ina Bearing Co, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-308-1475 has 1 manufacturer part number on file: WS81113 (Ina Bearing Co).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-672-0065. Verify interchangeability with system specifications before substitution.
Key specifications for WS81113: Overall Width: 5.25 MILLIMETERS NOMINAL MM; Outside Diameter: 90.0 MILLIMETERS NOMINAL MM; Bore Diameter: 65.0 MILLIMETERS NOMINAL MM; Material: STEEL OVERALL. 3 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.