The Bearing Unit,ball, cataloged under National Stock Number 3130-00-649-8227, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-649-8227 |
| Primary Part Number | 204-010-433-1 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Lubrication Fitting Type | SELF LUBRICATED |
| Assembly Overall Length | 0.5580 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Flange Thickness | 0.0650 INCHES NOMINAL IN |
| Rotating Element Locking Method | STRAIGHT SLEEVE |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | FLANGE BLOCK |
| Mounting Hole Diameter | 0.2000 INCHES MINIMUM AND 0.2060 INCHES MAXIMUM IN |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Housing Width | 1.8600 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Rolling Element Groove Quantity | 1 |
| Bolt Circle Diameter | 1.8810 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Bore Diameter | 0.3125 INCHES NOMINAL IN |
| Housing Length | 0.4400 INCHES NOMINAL IN |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Load Capability Type | RADIAL |
| 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 |
|---|---|
| 204-010-433-1 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| 204-010-433-001 | 3/2 Design control — primary reference U.S. Government activity |
| 204-010-433-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3130-00-649-8227 is a Bearing Unit,ball, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-649-8227 has 1 manufacturer part number on file: 204-010-433-1 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for 204-010-433-1: Seal Type: CONTACT; Lubrication Material: GREASE; Lubrication Fitting Type: SELF LUBRICATED; Assembly Overall Length: 0.5580 INCHES NOMINAL IN. 21 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.