NSN 3110-01-603-3170 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-603-3170. Manufacturer of record part number: KG250AR0.
Overall Outside Diameter: 26.99820 INCHES MINIMUM AND 27.00000 INCHES MAXIMUM IN
Bore Shape: STRAIGHT
Load Direction: ANGULAR
Bore Diameter: 24.9982 INCHES MINIMUM AND 25.0000 INCHES MAXIMUM IN
Identification
NSN: 3110-01-603-3170
NIIN: 016033170
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: KG250AR0
Manufacturer: Kaydon Corporation Dba Kaydon Corp
General Description
The Bearing,ball,annular, cataloged under National Stock Number 3110-01-603-3170, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Kaydon Corporation Dba Kaydon Corp. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3110-01-603-3170
Primary Part Number
KG250AR0
Item Name
Bearing,ball,annular
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Kaydon Corporation Dba Kaydon Corp
Status
ACTIVE
Lubrication Material
GREASE OR OIL
Surface Finish
UNGROUND
Style Designator
LOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter
26.99820 INCHES MINIMUM AND 27.00000 INCHES MAXIMUM IN
Bore Shape
STRAIGHT
Load Direction
ANGULAR
Bore Diameter
24.9982 INCHES MINIMUM AND 25.0000 INCHES MAXIMUM IN
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 3110-01-603-3170?
NSN 3110-01-603-3170 is a Bearing,ball,annular, manufactured by Kaydon Corporation Dba Kaydon Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-01-603-3170?
NSN 3110-01-603-3170 has 2 manufacturer part numbers on file: 3522 500 57477 (Thales Nederland), KG250AR0 (Kaydon Corporation Dba Kaydon Corp).
What are the specifications of KG250AR0?
Key specifications for KG250AR0: Lubrication Material: GREASE OR OIL; Surface Finish: UNGROUND; Style Designator: LOADING GROOVE, NON-SEPARABLE; Overall Width: 0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3110-01-603-3170 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.