The Bearing,ball,annular, cataloged under National Stock Number 3110-00-654-7295, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is E C Schleyer Pump Co Inc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-00-654-7295 |
| Primary Part Number | 4540PC5-8 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | E C Schleyer Pump Co Inc |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 13.00 MILLIMETERS NOMINAL MM |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDS ONE SIDE, WITH ECCENTRIC LOCKING COLLAR |
| Overall Outside Diameter | 1.5743 INCHES MINIMUM AND 1.5748 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Bore Diameter | 0.5000 INCHES MINIMUM AND 0.5005 INCHES MAXIMUM IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL RETAINER |
| Material | STEEL BALL |
| Lubrication Material Document and Classification | DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE |
| 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 |
|---|---|
| RS008 | Timken Co Div the Timken Company (USA) |
| RA008RR+COLFS381A | Timken Co Div the Timken Company (USA) |
| 4540PC5-8 PRIMARY | E C Schleyer Pump Co Inc (USA) |
| Reference | Meaning |
|---|---|
| RA008NPP | 5/9 Secondary reference Timken Co Div the Timken Company |
| RA008RR | 5/9 Secondary reference Timken Co Div the Timken Company |
NSN 3110-00-654-7295 is a Bearing,ball,annular, manufactured by E C Schleyer Pump Co Inc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-654-7295 has 3 manufacturer part numbers on file: RS008 (Timken Co Div the Timken Company), RA008RR+COLFS381A (Timken Co Div the Timken Company), 4540PC5-8 (E C Schleyer Pump Co Inc).
Key specifications for 4540PC5-8: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 13.00 MILLIMETERS NOMINAL MM. 18 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.