Overall Outside Diameter: 1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
Bore Shape: STRAIGHT
Load Direction: RADIAL
Bore Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
Identification
NSN: 3110-00-018-4040
NIIN: 000184040
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
General Description
The Bearing,ball,annular, cataloged under National Stock Number 3110-00-018-4040, 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8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3110-00-018-4040
Item Name
Bearing,ball,annular
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Status
ACTIVE
Internal Fit-Up Designation
STANDARD
Surface Finish
GROUND
Style Designator
NON-LOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter
1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
Bore Shape
STRAIGHT
Load Direction
RADIAL
Bore Diameter
0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
Material
STEEL OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3040-01-184-46803G2075POSSIBLE MATCH
CONNECTING LINK,RIGID
Possible match (shared part number)Caterpillar Inc Div Caterpillar Defense
2010-01-286-976630936POSSIBLE MATCH
SHAFT,PROPULSION,SHIP
Possible match (shared part number)Bender Shipbuilding & Repair Co., Inc.
4820-01-485-905530936POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Bourns Inc
6545-01-605-1778UA 269BPOSSIBLE MATCH
MES TACTICAL COMBAT MEDICAL CARE
Possible match (shared part number)Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
1633NS
5/9Secondary reference
Skf Industries Inc Nice Bearing Products Div
30936
3/9Design control — primary reference
Taylor-Dunn Corporation Dba Metro Crown International
1633NS
C/1Advisory reference — outside the item-of-supply concept
Skf Usa Inc.
Related Parts
3040-01-184-4680POSSIBLE MATCH
CONNECTING LINK,RIGID
3G2075
2010-01-286-9766POSSIBLE MATCH
SHAFT,PROPULSION,SHIP
30936
4820-01-485-9055POSSIBLE MATCH
SEAT,VALVE
30936
6545-01-605-1778POSSIBLE MATCH
MES TACTICAL COMBAT MEDICAL CARE
UA 269B
Frequently Asked Questions
What is NSN 3110-00-018-4040?
NSN 3110-00-018-4040 is a Bearing,ball,annular, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What NSN replaces 3110-00-018-4040?
4 possible matches (shared part number, not a government interchangeability claim): 3040-01-184-4680, 2010-01-286-9766, 4820-01-485-9055. Verify interchangeability with system specifications before substitution.
What are the specifications of 3110-00-018-4040?
Key specifications for 3110-00-018-4040: Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Overall Width: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3110-00-018-4040 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.