The Bearing Unit,ball, cataloged under National Stock Number 3130-00-830-9756, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is General Atomics Aerotec Systems Gmbh. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-830-9756 |
| Primary Part Number | 204-011-443-1 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | General Atomics Aerotec Systems Gmbh |
| Status | ACTIVE |
| Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Lubrication Fitting Type | SELF LUBRICATED |
| Assembly Overall Length | 0.4660 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Flange Thickness | 0.1120 INCHES NOMINAL IN |
| Rotating Element Locking Method | STRAIGHT SLEEVE |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | FLANGE BLOCK |
| Mounting Hole Diameter | 0.2120 INCHES MINIMUM AND 0.2180 INCHES MAXIMUM IN |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Housing Width | 0.2000 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Rolling Element Groove Quantity | 1 |
| Bolt Circle Diameter | 2.0508 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Bore Diameter | 0.6250 INCHES NOMINAL IN |
| Housing Length | 0.3230 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 |
|---|---|
| 204-011-443-1 | General Atomics Aerotec Systems Gmbh (DEU) |
| 204-011-443-1 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| 204-011-443-1 | 3/2 Design control — primary reference U.S. Government activity |
| 772 | C/1 Advisory reference — outside the item-of-supply concept Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co |
| 204-011-443-1-17 | C/1 Advisory reference — outside the item-of-supply concept Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co |
| 204-011-443-1-17772 | 5/9 Secondary reference Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co |
| AK2124 | 5/9 Secondary reference A and K Mfg Co Inc |
| 204-011-443-001 | 5/9 Secondary reference U.S. Government activity |
| C0B045 | 5/1 Secondary reference U.S. Government activity |
NSN 3130-00-830-9756 is a Bearing Unit,ball, manufactured by General Atomics Aerotec Systems Gmbh, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-830-9756 has 2 manufacturer part numbers on file: 204-011-443-1 (General Atomics Aerotec Systems Gmbh), 204-011-443-1 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for 204-011-443-1: Seal Type: CONTACT; Lubrication Material: GREASE; Lubrication Fitting Type: SELF LUBRICATED; Assembly Overall Length: 0.4660 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.