PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CYRB252Bearing,ball,annular

Ge Aviation Systems Llc Dba Ge Aviation Systems Llc · NSN 3110-00-580-9301 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-580-9301 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-580-9301. Primary manufacturer part number: CYRB252.
Features
  • Bearing,ball,annular — FSC 3110
  • Lubrication Material: GREASE
  • Standard Tolerance Designation: ABEC NO.1
  • Surface Finish: GROUND
  • Retainer Fabrication Method: PRESSED
  • Internal Fit-Up Designation: TIGHT
  • Load Direction: RADIAL
  • Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-580-9301, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-580-9301
Primary Part NumberCYRB252
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerGe Aviation Systems Llc Dba Ge Aviation Systems Llc
StatusCANCELLED
Lubrication MaterialGREASE
Standard Tolerance DesignationABEC NO.1
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
Internal Fit-Up DesignationTIGHT
Load DirectionRADIAL
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Bore ShapeSTRAIGHT
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Overall Outside Diameter0.7500 INCHES NOMINAL IN
Bore Diameter0.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-102-964110163371 INTERCHANGEABLE
Meter,null
Us Army Aviation and Missile Command
6625-00-504-08901801260 INTERCHANGEABLE
Meter,arbitrary Scale
Northrop Grumman Systems Corporation
6625-00-508-143290-2009 INTERCHANGEABLE
Meter,arbitrary Scale
Crane Electronics, Inc.
6625-00-649-3274 INTERCHANGEABLE
Ammeter
6625-00-651-5332KT221178 INTERCHANGEABLE
Ammeter
Kearfott Corporation Div Guidance and Navigation Division
5999-00-677-983911066463-001 INTERCHANGEABLE
Clip,electrical
Us Army Aviation and Missile Command
6625-00-683-9721 INTERCHANGEABLE
Ammeter
6625-00-704-6580557823-1 INTERCHANGEABLE
Ammeter
Raytheon Company
6625-00-809-9943 INTERCHANGEABLE
Meter,arbitrary Scale
6625-00-988-1693C088103-001 INTERCHANGEABLE
Meter,arbitrary Scale
Gyrodyne Co of America Inc
Cross-Reference Index
Part NumberManufacturer
HS1KFS160 Timken Co Div the Timken Company (USA)
R4AT1 General Motors Corp (USA)
R4AT1 General Motors Corp Delco Moraine Ndh Div (USA)
HS1 Timken Co Div the Timken Company (USA)
102668-407 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
402294-185 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
CYRB252 PRIMARY Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
R4AT1A General Motors Corp Delco Moraine Ndh Div (USA)
SIRT Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
HS1K Timken Co Div the Timken Company (USA)
HS1KFS160L Timken Co Div the Timken Company (USA)
R4A4B1T1A023H75C00000 Skf Usa Inc. (USA)
HS1KFS160N Timken Co Div the Timken Company (USA)
R4AT1A General Motors Corp (USA)
Related Parts
6625-00-102-9641INTERCHANGEABLE
METER,NULL
10163371
6625-00-504-0890INTERCHANGEABLE
METER,ARBITRARY SCALE
1801260
6625-00-508-1432INTERCHANGEABLE
METER,ARBITRARY SCALE
90-2009
6625-00-649-3274INTERCHANGEABLE
AMMETER
6625-00-651-5332INTERCHANGEABLE
AMMETER
KT221178
5999-00-677-9839INTERCHANGEABLE
CLIP,ELECTRICAL
11066463-001
6625-00-683-9721INTERCHANGEABLE
AMMETER
6625-00-704-6580INTERCHANGEABLE
AMMETER
557823-1
6625-00-809-9943INTERCHANGEABLE
METER,ARBITRARY SCALE
6625-00-988-1693INTERCHANGEABLE
METER,ARBITRARY SCALE
C088103-001
6625-01-041-3197INTERCHANGEABLE
METER,ARBITRARY SCALE
SM-C-867200
3610-01-073-3839INTERCHANGEABLE
HEADLINE TYPESETTER

Frequently Asked Questions

What is NSN 3110-00-580-9301?

NSN 3110-00-580-9301 is a Bearing,ball,annular, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-580-9301?

NSN 3110-00-580-9301 has 14 cross-referenced part numbers: HS1KFS160 (Timken Co Div the Timken Company), R4AT1 (General Motors Corp), R4AT1 (General Motors Corp Delco Moraine Ndh Div), HS1 (Timken Co Div the Timken Company), 102668-407 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 9 more.

What NSN replaces 3110-00-580-9301?

There are 12 known substitutes for 3110-00-580-9301: 6625-00-102-9641, 6625-00-504-0890, 6625-00-508-1432 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CYRB252?

Key specifications for CYRB252: Lubrication Material: GREASE; Standard Tolerance Designation: ABEC NO.1; Surface Finish: GROUND; Retainer Fabrication Method: PRESSED. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-580-9301 still in active supply?

NSN 3110-00-580-9301 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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