The Bearing Unit,roller, cataloged under National Stock Number 3130-01-349-9910, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-349-9910 |
| Primary Part Number | 041378 |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| Seal Type | LABYRINTH |
| Lubrication Material | GREASE |
| Temp Rating | 250.0 FAHRENHEIT DEGF |
| Lubrication Fitting Type | HYDRAULIC |
| Assembly Overall Length | 2.594 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Flange Thickness | 0.938 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Rotating Element Locking Method | DIRECT |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | FLANGE BLOCK |
| Mounting Hole Diameter | 0.750 INCHES NOMINAL IN |
| Collar Location | ONE END |
| Housing Width | 7.188 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Bolt Circle Diameter | 7.875 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Bore Diameter | 2.7500 INCHES NOMINAL IN |
| Material | STEEL BEARING |
| Material | PLASTIC POLYAMIDE NYLON SEAL |
| Material | IRON HOUSING |
| Housing Length | 2.328 INCHES NOMINAL IN |
| Lubrication Fitting Angle From Horizontal Centerline | 90.0 DEGREES NOMINAL |
| Load Capability Type | RADIAL AND THRUST |
| 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 |
|---|---|
| 041378 PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| A230298 FIND 8 | Federal Equipment Co (USA) |
| Reference | Meaning |
|---|---|
| 041378 | 5/9 Secondary reference Dodge Mfg Corp Div of Reliance Electric Co |
NSN 3130-01-349-9910 is a Bearing Unit,roller, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-349-9910 has 2 manufacturer part numbers on file: 041378 (Reliance Electric Company Dba Reliance & Dodge Brands), A230298 FIND 8 (Federal Equipment Co).
1 possible match (shared part number, not a government interchangeability claim): 8145-01-524-0263. Verify interchangeability with system specifications before substitution.
Key specifications for 041378: Seal Type: LABYRINTH; Lubrication Material: GREASE; Temp Rating: 250.0 FAHRENHEIT DEGF; Lubrication Fitting Type: HYDRAULIC. 26 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.