The Bearing Unit,ball, cataloged under National Stock Number 3130-00-231-3672, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-231-3672 |
| Primary Part Number | SP52SA205-14 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Federal-Mogul Corp Government Sales Dept |
| Status | ACTIVE |
| Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Assembly Overall Length | 1.5312 INCHES NOMINAL IN |
| Housing Height | 2.2031 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | ROUND, UNTHREADED |
| Rotating Element Locking Method | DIRECT |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SEPARABLE W/O INNERLINER |
| 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 | 1.2500 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Shaft End Type | OPEN |
| Base Thickness | 0.1200 INCHES NOMINAL IN |
| Bore Diameter | 0.8750 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL HOUSING |
| Material | STEEL BEARING |
| Housing Length | 0.8594 INCHES NOMINAL IN |
| Height From Bottom of Base to Bore Centerline | 1.1250 INCHES NOMINAL IN |
| 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 |
|---|---|
| 64503PS | Altra Industrial Motion Corp. (USA) |
| P52-0146 | Skf Usa Inc. (USA) |
| SP52 7-8 | Federal-Mogul Corp Government Sales Dept (USA) |
| SP52SA205-14 PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| Reference | Meaning |
|---|---|
| PB7-8 | 5/9 Secondary reference Timken Co Div the Timken Company |
| SSP14 | C/1 Advisory reference — outside the item-of-supply concept Morse Industrial Corp Sealmaster Bearing Div Sub of Emerson Electric Co |
NSN 3130-00-231-3672 is a Bearing Unit,ball, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-231-3672 has 4 manufacturer part numbers on file: 64503PS (Altra Industrial Motion Corp.), P52-0146 (Skf Usa Inc.), SP52 7-8 (Federal-Mogul Corp Government Sales Dept), SP52SA205-14 (Federal-Mogul Corp Government Sales Dept).
Key specifications for SP52SA205-14: Seal Type: CONTACT; Lubrication Material: GREASE; Assembly Overall Length: 1.5312 INCHES NOMINAL IN; Housing Height: 2.2031 INCHES NOMINAL IN. 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.