The Bearing Unit,ball, cataloged under National Stock Number 3130-01-668-7614, 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 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-668-7614 |
| Primary Part Number | SL-3/4 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Altra Industrial Motion Corp. |
| Status | ACTIVE |
| Assembly Overall Length | 1.5000 INCHES NOMINAL IN |
| Housing Height | 2.4688 INCHES NOMINAL IN |
| Rotating Element Locking Method | SETSCREW LOCKING COLLAR |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SOLID |
| Collar Location | ONE END |
| Center to Center Distance Between Mounting Holes Along Width | 3.8125 INCHES NOMINAL IN |
| Housing Width | 5.2500 INCHES NOMINAL IN |
| Base Length | 1.5625 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Base Thickness | 0.5625 INCHES NOMINAL IN |
| Bore Diameter | 0.7500 INCHES NOMINAL IN |
| Material | IRON CAST HOUSING |
| Material | STEEL BEARING |
| Height From Bottom of Base to Bore Centerline | 1.2500 INCHES NOMINAL IN |
| Load Capability Type | THRUST AND 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 |
|---|---|
| SL-3/4 PRIMARY | Altra Industrial Motion Corp. (USA) |
NSN 3130-01-668-7614 is a Bearing Unit,ball, manufactured by Altra Industrial Motion Corp., classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-668-7614 has 1 manufacturer part number on file: SL-3/4 (Altra Industrial Motion Corp.).
Key specifications for SL-3/4: Assembly Overall Length: 1.5000 INCHES NOMINAL IN; Housing Height: 2.4688 INCHES NOMINAL IN; Rotating Element Locking Method: SETSCREW LOCKING COLLAR; Block Type: FIXED. 17 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.