The Bearing Unit,plain, cataloged under National Stock Number 3130-00-625-9395, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Hiller Aircraft Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-625-9395 |
| Primary Part Number | 31261-4 |
| Item Name | Bearing Unit,plain |
| FSC / FSG | 3130 / 31 — No Item Name Available |
| Manufacturer | Hiller Aircraft Corporation |
| Status | ACTIVE |
| Base Thickness | 0.8100 INCHES NOMINAL IN |
| Height From Bottom of Base to Bore Centerline | 1.2500 INCHES NOMINAL IN |
| Housing Width | 3.2500 INCHES NOMINAL IN |
| Style Designator | PILLOW BLOCK, OPTIONAL SPLIT |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Shaft End Type | OPEN |
| Mounting Hole Diameter | 0.2850 INCHES MAXIMUM IN |
| Load Capability Type | RADIAL |
| Mounting Hole Type | ROUND, UNTHREADED |
| Lubrication Fitting Type | HYDRAULIC |
| Center to Center Distance Between Mounting Holes Along Width | 2.7500 INCHES NOMINAL IN |
| Base Length | 1.0000 INCHES NOMINAL IN |
| Housing Length | 1.0000 INCHES NOMINAL IN |
| Housing Height | 1.9000 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 31261-4 PRIMARY | Hiller Aircraft Corporation (USA) |
NSN 3130-00-625-9395 is a Bearing Unit,plain, manufactured by Hiller Aircraft Corporation, classified under FSC 3130 (No Item Name Available). Status: active.
NSN 3130-00-625-9395 has 1 cross-referenced part number: 31261-4 (Hiller Aircraft Corporation).
There are 6 known substitutes for 3130-00-625-9395: 5330-00-078-2640, 6675-00-190-5853, 3040-01-337-3754 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 31261-4: Base Thickness: 0.8100 INCHES NOMINAL IN; Height From Bottom of Base to Bore Centerline: 1.2500 INCHES NOMINAL IN; Housing Width: 3.2500 INCHES NOMINAL IN; Style Designator: PILLOW BLOCK, OPTIONAL SPLIT. 15 total characteristics are documented in the Federal Logistics Information System.