The Bearing,ball,annular, cataloged under National Stock Number 3110-01-050-4138, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Bearing,ball,annular
FSC / FSG
3110 — Bearings, Antifriction, Unmounted (FSG 31)
Technical Specifications
Parameter
Value
NSN
3110-01-050-4138
Item Name
Bearing,ball,annular
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2540-01-375-395012417705-001POSSIBLE MATCH
REGULATOR,VEHICLE WINDOW
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
6515-01-467-9462204.060POSSIBLE MATCH
SCREW,CORTEX
Possible match (shared part number)Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
204-060
3/2Design control — primary reference
U.S. Government activity
Related Parts
2540-01-375-3950POSSIBLE MATCH
REGULATOR,VEHICLE WINDOW
12417705-001
6515-01-467-9462POSSIBLE MATCH
SCREW,CORTEX
204.060
Frequently Asked Questions
What is NSN 3110-01-050-4138?
NSN 3110-01-050-4138 is a Bearing,ball,annular, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What NSN replaces 3110-01-050-4138?
2 possible matches (shared part number, not a government interchangeability claim): 2540-01-375-3950, 6515-01-467-9462. Verify interchangeability with system specifications before substitution.
Is NSN 3110-01-050-4138 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.