PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33KDD3Bearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-155-9589 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-9589 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-9589. Primary manufacturer part number: 33KDD3.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 0.3750 INCHES NOMINAL IN
  • Shield Quantity: 2
  • Internal Fit-Up Designation: STANDARD
  • Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
  • Lubrication Material: GREASE
  • Bore Shape: STRAIGHT
  • Load Direction: RADIAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Ball construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-9589, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-155-9589
Primary Part Number33KDD3
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
Overall Outside Diameter0.3750 INCHES NOMINAL IN
Shield Quantity2
Internal Fit-Up DesignationSTANDARD
Lubrication Material Document and ClassificationMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
Lubrication MaterialGREASE
Bore ShapeSTRAIGHT
Load DirectionRADIAL
Standard Tolerance DesignationABEC NO.1
Surface FinishGROUND
MaterialSTEEL BALL
MaterialSTEEL OUTER RING
MaterialSTEEL INNER RING
MaterialSTEEL SHIELD
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore Diameter0.1250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-222-144210754 INTERCHANGEABLE
Extractor,tap
Walton Co the
3110-00-277-001977R2X1S INTERCHANGEABLE
Bearing,ball,annular
General Motors Corp
4710-00-403-6037701088 INTERCHANGEABLE
Tube,bent,metallic
Dresser, Llc
2995-00-798-844312859-3 INTERCHANGEABLE
Wheel
Triumph Controls, Llc Dba Triumph Controls, Llc
5935-01-025-91621075-4 INTERCHANGEABLE
Connector,receptacle,electrical
Tower Mfg Corp
1430-01-065-3823128593 INTERCHANGEABLE
Adapter,switch
Lockheed Martin Corp Electronics and Missiles Div
3110-01-073-72086157-P-36-13 INTERCHANGEABLE
Bearing
Aerocontrolex Group, Inc. Div Talley Actuators
3110-01-184-000433KDD3 INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
6530-01-305-917910754 INTERCHANGEABLE
Wrapper,sterilization
Kimberly-Clark Corp Professional Health Care Div
6220-01-334-829210754 INTERCHANGEABLE
Panel,indicating,light Transmitt
Airco Industries, Inc. Dba Photo Etch Div Photo Etch
Cross-Reference Index
Part NumberManufacturer
77R2X1266AP17 General Motors Corp Delco Moraine Ndh Div (USA)
102-5532P1 Raytheon Company Div Corp (USA)
33KDD3 PRIMARY Timken Co Div the Timken Company (USA)
77R2X1266AP17 PRIMARY General Motors Corp (USA)
319687-421 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
R21PPK25 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
102-5532P1 PRIMARY Raytheon Company Dba Raytheon (USA)
33KDD3FS104 PRIMARY Timken Co Div the Timken Company (USA)
128593 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
10754 Kleinschmidt Inc (USA)
77R2X1A PRIMARY General Motors Corp (USA)
SR2CHHP52-20 Mpb Corp Div Timken Super Precision (USA)
N463FF PRIMARY Skf Usa Inc. (USA)
701088 Army Weapons Command Attn Amswe-Ree-S (USA)
77R2X1A General Motors Corp Delco Moraine Ndh Div (USA)
77R2XR1B General Motors Corp Delco Moraine Ndh Div (USA)
309-0012-000 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5120-00-222-1442INTERCHANGEABLE
EXTRACTOR,TAP
10754
3110-00-277-0019INTERCHANGEABLE
BEARING,BALL,ANNULAR
77R2X1S
4710-00-403-6037INTERCHANGEABLE
TUBE,BENT,METALLIC
701088
2995-00-798-8443INTERCHANGEABLE
WHEEL
12859-3
5935-01-025-9162INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1075-4
1430-01-065-3823INTERCHANGEABLE
ADAPTER,SWITCH
128593
3110-01-073-7208INTERCHANGEABLE
BEARING
6157-P-36-13
3110-01-184-0004INTERCHANGEABLE
BEARING,BALL,ANNULAR
33KDD3
6530-01-305-9179INTERCHANGEABLE
WRAPPER,STERILIZATION
10754
6220-01-334-8292INTERCHANGEABLE
PANEL,INDICATING,LIGHT TRANSMITT
10754
4320-01-345-3940INTERCHANGEABLE
PUMP,RECIPROCATING
10-1382-1
6220-01-498-4945INTERCHANGEABLE
PANEL,INDICATING,LIGHT TRANSMITT
1-0754

Frequently Asked Questions

What is NSN 3110-00-155-9589?

NSN 3110-00-155-9589 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-9589?

NSN 3110-00-155-9589 has 17 cross-referenced part numbers: 77R2X1266AP17 (General Motors Corp Delco Moraine Ndh Div), 102-5532P1 (Raytheon Company Div Corp), 33KDD3 (Timken Co Div the Timken Company), 77R2X1266AP17 (General Motors Corp), 319687-421 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 12 more.

What NSN replaces 3110-00-155-9589?

There are 12 known substitutes for 3110-00-155-9589: 5120-00-222-1442, 3110-00-277-0019, 4710-00-403-6037 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33KDD3?

Key specifications for 33KDD3: Overall Outside Diameter: 0.3750 INCHES NOMINAL IN; Shield Quantity: 2; Internal Fit-Up Designation: STANDARD; Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE. 16 total characteristics are documented in the Federal Logistics Information System.

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