The Ball,bearing, cataloged under National Stock Number 3110-00-115-1238, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 16 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-115-1238 |
| Item Name | Ball,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Rolling Element Diameter | 0.3125 INCHES NOMINAL IN |
| Style Designator | BALL |
| Material Document and Classification | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR BALLS, GRADE 10 |
| Material | STEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C OVERALL A |
| 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 |
|---|---|
| MS19060-9 | 5/9 Secondary reference U.S. Government activity |
| 1140 ITEM 8 | C/1 Advisory reference — outside the item-of-supply concept R & D Machine Rafael Anaya Div Defense Logistics Agency |
| 5327B | 5/9 Secondary reference U.S. Government activity |
| 1142-1 | C/1 Advisory reference — outside the item-of-supply concept R & D Machine Rafael Anaya Div Defense Logistics Agency |
| MS19060-1016 | 2/2 Government specification standardization U.S. Government activity |
| MS19060 | 4/1 Identification reference U.S. Government activity |
| 3110001151238 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 5327B | 5/1 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 453632 | C/1 Advisory reference — outside the item-of-supply concept Liberty Ventures Inti, Llc |
| 0000453632 | C/1 Advisory reference — outside the item-of-supply concept Liberty Ventures Inti, Llc |
| 00381-5 | 5/9 Secondary reference Phi |
| 9M5590 | C/1 Advisory reference — outside the item-of-supply concept Caterpillar Inc Div Caterpillar Defense |
| 3110001151238 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 5327B | 5/9 Secondary reference U.S. Government activity |
| 000381-5 | 5/9 Secondary reference Phi |
| 3110PL0811798 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 3110-00-115-1238 is a Ball,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
9 possible matches (shared part number, not a government interchangeability claim): 3110-00-151-9206, 3110-00-151-9207, 3110-00-151-9208. Verify interchangeability with system specifications before substitution.
Key specifications for 3110-00-115-1238: Rolling Element Diameter: 0.3125 INCHES NOMINAL IN; Style Designator: BALL; Material Document and Classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL; Standard Tolerance Designation: AFBMA STD TOLERANCE FOR BALLS, GRADE 10. 5 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.