The Retainer and Balls,bearing, cataloged under National Stock Number 3110-01-088-0331, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-088-0331 |
| Item Name | Retainer and Balls,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Rolling Element Diameter | 0.0420 INCHES MINIMUM AND 0.0520 INCHES MAXIMUM IN |
| Style Designator | RETAINER AND BALLS, THRUST |
| Outside Diameter | 0.4220 INCHES MINIMUM AND 0.4320 INCHES MAXIMUM IN |
| Bore Diameter | 0.1910 INCHES MINIMUM AND 0.2010 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 BALL |
| Material | PLASTIC POLYAMIDE NYLON RETAINER |
| Retainer Piece Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 01N07 | 5/9 Secondary reference Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc |
| 01X11MK | 3/9 Design control — primary reference Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc |
| 930020 | 7/2 Vendor item drawing reference Lockheed Martin Corp Electronics and Missiles Div |
| FT101 | 5/9 Secondary reference Altra Industrial Motion Corp. |
NSN 3110-01-088-0331 is a Retainer and Balls,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2510-01-599-0134. Verify interchangeability with system specifications before substitution.
Key specifications for 3110-01-088-0331: Retainer Fabrication Method: MACHINED; Rolling Element Diameter: 0.0420 INCHES MINIMUM AND 0.0520 INCHES MAXIMUM IN; Style Designator: RETAINER AND BALLS, THRUST; Outside Diameter: 0.4220 INCHES MINIMUM AND 0.4320 INCHES MAXIMUM IN. 8 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.