The Bearing Unit,ball, cataloged under National Stock Number 3130-01-293-5470, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 24 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 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 | 3130-01-293-5470 |
| Primary Part Number | XL-1 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Altra Industrial Motion Corp. |
| Status | ACTIVE |
| Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Assembly Overall Length | 1.344 INCHES NOMINAL IN |
| Housing Height | 2.656 INCHES NOMINAL IN |
| Mounting Slot Length | 0.562 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | SLOTTED |
| Rotating Element Locking Method | DIRECT |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SOLID |
| Center to Center Distance Between Mounting Holes Along Width | 3.875 INCHES MINIMUM AND 4.125 INCHES MAXIMUM IN |
| Housing Width | 5.000 INCHES NOMINAL IN |
| Base Length | 1.125 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Base Thickness | 0.344 INCHES NOMINAL IN |
| Bore Diameter | 1.0000 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC SEAL |
| Material | IRON MALLEABLE HOUSING |
| Material | STEEL BEARING |
| Height From Bottom of Base to Bore Centerline | 1.438 INCHES NOMINAL IN |
| Load Capability Type | RADIAL AND THRUST |
| Mounting Slot Width | 0.438 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3130-01-293-5470 is a Bearing Unit,ball, manufactured by Altra Industrial Motion Corp., classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-293-5470 has 2 manufacturer part numbers on file: 64539 (Altra Industrial Motion Corp.), XL-1 (Altra Industrial Motion Corp.).
1 possible match (shared part number, not a government interchangeability claim): 4240-01-504-1037. Verify interchangeability with system specifications before substitution.
Key specifications for XL-1: Seal Type: CONTACT; Lubrication Material: GREASE; Assembly Overall Length: 1.344 INCHES NOMINAL IN; Housing Height: 2.656 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.