The Bearing Unit,ball, cataloged under National Stock Number 3130-00-103-0710, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-103-0710 |
| Primary Part Number | BRG143 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| Status | ACTIVE |
| Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Assembly Overall Length | 1.2500 INCHES NOMINAL IN |
| Housing Height | 2.3750 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | ROUND, UNTHREADED |
| Rotating Element Locking Method | DIRECT |
| Seal Location | BOTH ENDS |
| Style Designator | PILLOW BLOCK, SOLID |
| Mounting Hole Diameter | 0.4375 INCHES NOMINAL IN |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Center to Center Distance Between Mounting Holes Along Width | 3.3750 INCHES NOMINAL IN |
| Housing Width | 4.2500 INCHES NOMINAL IN |
| Base Length | 1.1250 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Base Thickness | 0.3750 INCHES NOMINAL IN |
| Bore Diameter | 0.7500 INCHES NOMINAL IN |
| Material | STEEL BEARING SURFACE |
| Material | IRON CAST HOUSING |
| Material | RUBBER SEAL |
| Height From Bottom of Base to Bore Centerline | 1.1250 INCHES NOMINAL IN |
| Lubrication Material Document and Classification | ARMVAC 781 FSCM 77988 MFR REF SINGLE MATERIAL RESPONSE |
| 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 |
|---|---|
| BRG143 PRIMARY | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA) |
| Reference | Meaning |
|---|---|
| S2109M | 5/9 Secondary reference Stephens-Adamson Inc a Sub of Allis-Chalmers Corp |
NSN 3130-00-103-0710 is a Bearing Unit,ball, manufactured by Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-103-0710 has 1 manufacturer part number on file: BRG143 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters).
Key specifications for BRG143: Seal Type: CONTACT; Lubrication Material: GREASE; Assembly Overall Length: 1.2500 INCHES NOMINAL IN; Housing Height: 2.3750 INCHES NOMINAL IN. 24 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.