The Wheel,landing Gear, cataloged under National Stock Number 1630-01-660-5722, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is Grove, Robert Dba Grove Aircraft Co. Government technical data includes 6 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 | 1630-01-660-5722 |
| Primary Part Number | 59-1M |
| Item Name | Wheel,landing Gear |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Manufacturer | Grove, Robert Dba Grove Aircraft Co |
| Status | ACTIVE |
| Bearing Location | OUTBOARD HALF FIRST POSITION |
| Bearing Quantity | 2 FIRST POSITION |
| Bearing Inside Diameter | 1.2500 INCHES MINIMUM AND 1.2505 INCHES MAXIMUM FIRST POSITION IN |
| Tire Design Type | ANY ACCEPTABLE |
| Brake | NOT INCLUDED |
| Bearing Type | TAPERED ROLLER FIRST POSITION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 59-1M PRIMARY | Grove, Robert Dba Grove Aircraft Co (USA) |
NSN 1630-01-660-5722 is a Wheel,landing Gear, manufactured by Grove, Robert Dba Grove Aircraft Co, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
NSN 1630-01-660-5722 has 1 manufacturer part number on file: 59-1M (Grove, Robert Dba Grove Aircraft Co).
Key specifications for 59-1M: Bearing Location: OUTBOARD HALF FIRST POSITION; Bearing Quantity: 2 FIRST POSITION; Bearing Inside Diameter: 1.2500 INCHES MINIMUM AND 1.2505 INCHES MAXIMUM FIRST POSITION IN; Tire Design Type: ANY ACCEPTABLE. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.