Outer Ring Width: 0.2450 INCHES MINIMUM AND 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM0.2500 INCHES MAXIMUM IN
Style Designator: SINGLE ROW INNER RING EXTENDED BOTH SIDESSINGLE ROW INNER RING EXTENDED BOTH SIDES
Overall Outside Diameter: 1.0615 INCHES MINIMUM AND 1.0615 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM1.0625 INCHES MAXIMUM IN
Load Direction: RADIALRADIAL
Bore Diameter: 0.6243 INCHES MINIMUM AND 0.6243 INCHES MINIMUM AND 0.6257 INCHES MAXIMUM0.6257 INCHES MAXIMUM IN
Inner Ring Width: 0.2760 INCHES MINIMUM AND 0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM0.2810 INCHES MAXIMUM IN
Identification
NSN: 3110-01-372-4788
NIIN: 013724788
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
General Description
The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-372-4788, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3110-01-372-4788
Item Name
Bearing,ball,airframe
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Status
ACTIVE
Outer Ring Width
0.2450 INCHES MINIMUM AND 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM0.2500 INCHES MAXIMUM IN
Style Designator
SINGLE ROW INNER RING EXTENDED BOTH SIDESSINGLE ROW INNER RING EXTENDED BOTH SIDES
Overall Outside Diameter
1.0615 INCHES MINIMUM AND 1.0615 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM1.0625 INCHES MAXIMUM IN
Load Direction
RADIALRADIAL
Bore Diameter
0.6243 INCHES MINIMUM AND 0.6243 INCHES MINIMUM AND 0.6257 INCHES MAXIMUM0.6257 INCHES MAXIMUM IN
Inner Ring Width
0.2760 INCHES MINIMUM AND 0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM0.2810 INCHES MAXIMUM IN
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
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
MS27646-38CRES
2/2Government specification standardization
U.S. Government activity
No interchangeability data on file.
Other items in FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1938
BEARING,BALL,AIRFRAME
3110-00-001-4661
CONE AND ROLLERS,TAPERED ROLLER
3110-00-001-4662
CUP,TAPERED ROLLER BEARING
3110-00-001-4689
BEARING,BALL,ANNULAR
3110-00-001-4722
BEARING,BALL,ANNULAR
Frequently Asked Questions
What is NSN 3110-01-372-4788?
NSN 3110-01-372-4788 is a Bearing,ball,airframe, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What are the specifications of 3110-01-372-4788?
Key specifications for 3110-01-372-4788: Outer Ring Width: 0.2450 INCHES MINIMUM AND 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM0.2500 INCHES MAXIMUM IN; Style Designator: SINGLE ROW INNER RING EXTENDED BOTH SIDESSINGLE ROW INNER RING EXTENDED BOTH SIDES; Overall Outside Diameter: 1.0615 INCHES MINIMUM AND 1.0615 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM1.0625 INCHES MAXIMUM IN; Load Direction: RADIALRADIAL. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3110-01-372-4788 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.