PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20504-51Bearing,ball,annular

Allied Signal Inc Aerospace Equipment Systems Eatontown Site · NSN 3110-00-100-2361 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-2361 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-2361. Primary manufacturer part number: 20504-51.
Features
  • Bearing,ball,annular — FSC 3110
  • Nondefinitive Spec/std Data: IIICL7GR00 TYPE
  • Bearing Seal Type: CONTACT
  • Material: STEEL INNER RING
  • Material: STEEL RETAINER
  • Material: RUBBER SYNTHETIC SEAL
  • Load Direction: RADIAL
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Inner Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-100-2361, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Allied Signal Inc Aerospace Equipment Systems Eatontown Site. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 41 commercial cross-references from 25 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
NSN3110-00-100-2361
Primary Part Number20504-51
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerAllied Signal Inc Aerospace Equipment Systems Eatontown Site
StatusCANCELLED
Nondefinitive Spec/std DataIIICL7GR00 TYPE
Bearing Seal TypeCONTACT
MaterialSTEEL INNER RING
MaterialSTEEL RETAINER
MaterialRUBBER SYNTHETIC SEAL
Load DirectionRADIAL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter35.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Seal Quantity1
Standard Tolerance DesignationABEC NO.1
Internal Fit-Up DesignationSTANDARD
Bore ShapeSTRAIGHT
MaterialSTEEL OUTER RING
Bore Diameter15.00 MILLIMETERS NOMINAL MM
MaterialSTEEL BALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-23436202RS INTERCHANGEABLE
Bearing,ball,annular
Naval Ship Systems Command
3110-00-100-2367105KSZABEC1 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
4310-00-168-0241202N INTERCHANGEABLE
Cylinder,reciprocating Compresso
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
3040-00-288-6447202P INTERCHANGEABLE
Ring,piston
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5360-00-291-5442 INTERCHANGEABLE
Spring,helical,compression
5905-00-401-7413 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5330-00-912-51511000-12-4 INTERCHANGEABLE
Packing
Templeton Kenly and Co Inc
5950-00-937-2403713-906 INTERCHANGEABLE
Transformer,electri
B.c. Systems Inc. Dba Bc Systems Inc
4730-00-971-2766L1T-9502 INTERCHANGEABLE
Strainer Element,sediment
Echelon Supply and Service, Inc.
5935-01-054-38609-50-2 INTERCHANGEABLE
Connector,receptacle,electrical
Ted Manufacturing Corp Div Ted Manufacturing Corporation
Cross-Reference Index
Part NumberManufacturer
20504-51 Allied Signal Inc Aerospace Equipment Systems Eatontown Site (USA)
297502 Ruthman Pump and Engineering, Inc Dba Fulflo Specialties Company (USA)
A49800 Cnh Industrial America Llc Dba Cnh America (USA)
6202AR Skf Usa Inc. (USA)
202PC4FS381 Timken Co Div the Timken Company (USA)
25BC10XE American National Standards Institute Incorporated Dba American National Standards Institute (USA)
111X01502X3000 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
9502 General Motors Corp Delco Moraine Ndh Div (USA)
REV3097-118 Wing Industries (USA)
6202RSJ Skf Usa Inc. (USA)
FF-B-171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
24AF-11 Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots (USA)
20504-51 Honeywell International, Inc Div Aerospace-Tucson (USA)
202SZ Skf Usa Inc. (USA)
6202E Hitachi Taga Works (JPN)
YA302-1016P4 Raytheon Company Dba Raytheon Co (USA)
Z9502 General Motors Corp Delco Moraine Ndh Div (USA)
1-975874-03 Kearfott Corporation Div Guidance and Navigation Division (USA)
A-A-59584 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
6202RS Skf Usa Inc. (USA)
Related Parts
3110-00-100-2343INTERCHANGEABLE
BEARING,BALL,ANNULAR
6202RS
3110-00-100-2367INTERCHANGEABLE
BEARING,BALL,ANNULAR
105KSZABEC1
4310-00-168-0241INTERCHANGEABLE
CYLINDER,RECIPROCATING COMPRESSO
202N
3040-00-288-6447INTERCHANGEABLE
RING,PISTON
202P
5360-00-291-5442INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5905-00-401-7413INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5330-00-912-5151INTERCHANGEABLE
PACKING
1000-12-4
5950-00-937-2403INTERCHANGEABLE
TRANSFORMER,ELECTRI
713-906
4730-00-971-2766INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
L1T-9502
5935-01-054-3860INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
9-50-2
5310-01-066-3920INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3110-01-066-5143INTERCHANGEABLE
BEARING,BALL,ANNULAR
02318

Frequently Asked Questions

What is NSN 3110-00-100-2361?

NSN 3110-00-100-2361 is a Bearing,ball,annular, manufactured by Allied Signal Inc Aerospace Equipment Systems Eatontown Site, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-100-2361?

NSN 3110-00-100-2361 has 41 cross-referenced part numbers: 20504-51 (Allied Signal Inc Aerospace Equipment Systems Eatontown Site), 297502 (Ruthman Pump and Engineering, Inc Dba Fulflo Specialties Company), A49800 (Cnh Industrial America Llc Dba Cnh America), 6202AR (Skf Usa Inc.), 202PC4FS381 (Timken Co Div the Timken Company) and 36 more.

What NSN replaces 3110-00-100-2361?

There are 12 known substitutes for 3110-00-100-2361: 3110-00-100-2343, 3110-00-100-2367, 4310-00-168-0241 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20504-51?

Key specifications for 20504-51: Nondefinitive Spec/std Data: IIICL7GR00 TYPE; Bearing Seal Type: CONTACT; Material: STEEL INNER RING; Material: STEEL RETAINER. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-100-2361 still in active supply?

NSN 3110-00-100-2361 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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