The Housing,bearing Unit, cataloged under National Stock Number 3130-00-173-2801, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division. 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 | 3130-00-173-2801 |
| Primary Part Number | 180726-1 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division |
| Status | ACTIVE |
| Mounting Hole Type | ROUND, UNTHREADED |
| Material Document and Classification | QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/9 T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.2200 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Bore Diameter | 1.1811 INCHES MINIMUM AND 1.1816 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 7075 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 |
|---|---|
| 180726-1 PRIMARY | Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA) |
NSN 3130-00-173-2801 is a Housing,bearing Unit, manufactured by Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-173-2801 has 1 manufacturer part number on file: 180726-1 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division).
Key specifications for 180726-1: Mounting Hole Type: ROUND, UNTHREADED; Material Document and Classification: QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/9 T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Mounting Hole Diameter: 0.2200 INCHES NOMINAL IN; Shaft End Type: OPEN. 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.