The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-049-9918, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Pentair Pump Group, Inc. Dba Fairbanks Morse Pump. Government technical data includes 16 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 | 3110-01-049-9918 |
| Primary Part Number | D4A159F |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Pentair Pump Group, Inc. Dba Fairbanks Morse Pump |
| Status | ACTIVE |
| Minor Thickness | 0.550 INCHES NOMINAL IN |
| Raised Surface Height | 0.550 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 4 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.750 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Mounting Hole Diameter | 0.312 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECESSED W/ APERTURE |
| Outside Diameter | 4.250 INCHES NOMINAL IN |
| Recess Depth | 0.138 INCHES NOMINAL IN |
| Aperture Diameter | 0.894 INCHES NOMINAL IN |
| Recess Diameter | 2.750 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 3.687 INCHES NOMINAL IN |
| Outside Raised Surface Diameter | 1.925 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| D4A159F PRIMARY | Pentair Pump Group, Inc. Dba Fairbanks Morse Pump (USA) |
NSN 3110-01-049-9918 is a Plate,retaining,bearing, manufactured by Pentair Pump Group, Inc. Dba Fairbanks Morse Pump, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-049-9918 has 1 manufacturer part number on file: D4A159F (Pentair Pump Group, Inc. Dba Fairbanks Morse Pump).
Key specifications for D4A159F: Minor Thickness: 0.550 INCHES NOMINAL IN; Raised Surface Height: 0.550 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 4; Mounting Hole Type: ROUND, UNTHREADED. 16 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.