PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

204MFBearing,ball,annular

Skf Usa Inc. · NSN 3110-00-155-6391 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-6391 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-6391. Primary manufacturer part number: 204MF.
Features
  • Bearing,ball,annular — FSC 3110
  • Standard Tolerance Designation: ABEC NO.1
  • Load Direction: RADIAL
  • Overall Outside Diameter: 47.00 MILLIMETERS NOMINAL MM
  • Internal Fit-Up Designation: STANDARD
  • Material: STEEL BALL
  • Material: STEEL OUTER RING
  • Material: STEEL INNER RING
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 3110-00-155-6391, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 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
NSN3110-00-155-6391
Primary Part Number204MF
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Standard Tolerance DesignationABEC NO.1
Load DirectionRADIAL
Overall Outside Diameter47.00 MILLIMETERS NOMINAL MM
Internal Fit-Up DesignationSTANDARD
MaterialSTEEL BALL
MaterialSTEEL OUTER RING
MaterialSTEEL INNER RING
Style DesignatorLOADING GROOVE, NON-SEPARABLE
MaterialSTEEL SHIELD
Bore Diameter20.00 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Surface FinishGROUND
Shield Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5999-00-080-8235 INTERCHANGEABLE
Contact,electrical
3110-00-100-063707204 INTERCHANGEABLE
Cup,tapered Roller Bearing
Rbc Bearings Incorporated Div West Trenton Division
3110-00-156-67647204W INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
3110-00-156-752238571 INTERCHANGEABLE
Bearing,ball,annular
Itw Food Equipment Group Llc Dba Hobart Service
5130-00-283-3231PC700D INTERCHANGEABLE
Drill,electric,portable
Porter Cable Corp
9320-00-351-8193P5071-2-1-36-36 INTERCHANGEABLE
Rubber Sheet,cellular
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
3110-00-409-30167204ABEC3 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5935-00-549-1159UG514U INTERCHANGEABLE
Adapter,connector
Joint Electronics Type Designation System
5985-00-642-7418 INTERCHANGEABLE
Tuner,waveguide
5930-00-778-91401781002 INTERCHANGEABLE
Switch,rotary
Honeywell International Inc. Dba Honeywell International
Cross-Reference Index
Part NumberManufacturer
7204 General Motors Corp (USA)
204WD Timken Co Div the Timken Company (USA)
7204 General Motors Corp Delco Moraine Ndh Div (USA)
B3306 Cooper Machinery Services Llc (USA)
204MF PRIMARY Skf Usa Inc. (USA)
6204ZMAX PRIMARY Naval Ship Systems Command (USA)
700597 Army Weapons Command Attn Amswe-Ree-S (USA)
1204MF Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
204MFQ5 PRIMARY Skf Usa Inc. (USA)
Related Parts
5999-00-080-8235INTERCHANGEABLE
CONTACT,ELECTRICAL
3110-00-100-0637INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
07204
3110-00-156-6764INTERCHANGEABLE
BEARING,BALL,ANNULAR
7204W
3110-00-156-7522INTERCHANGEABLE
BEARING,BALL,ANNULAR
38571
5130-00-283-3231INTERCHANGEABLE
DRILL,ELECTRIC,PORTABLE
PC700D
9320-00-351-8193INTERCHANGEABLE
RUBBER SHEET,CELLULAR
P5071-2-1-36-36
3110-00-409-3016INTERCHANGEABLE
BEARING,BALL,ANNULAR
7204ABEC3
5935-00-549-1159INTERCHANGEABLE
ADAPTER,CONNECTOR
UG514U
5985-00-642-7418INTERCHANGEABLE
TUNER,WAVEGUIDE
5930-00-778-9140INTERCHANGEABLE
SWITCH,ROTARY
1781002
5915-00-784-9322INTERCHANGEABLE
FILTER,BAND PASS
720-4
6105-00-961-7998INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
B3306

Frequently Asked Questions

What is NSN 3110-00-155-6391?

NSN 3110-00-155-6391 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-6391?

NSN 3110-00-155-6391 has 9 cross-referenced part numbers: 7204 (General Motors Corp), 204WD (Timken Co Div the Timken Company), 7204 (General Motors Corp Delco Moraine Ndh Div), B3306 (Cooper Machinery Services Llc), 204MF (Skf Usa Inc.) and 4 more.

What NSN replaces 3110-00-155-6391?

There are 12 known substitutes for 3110-00-155-6391: 5999-00-080-8235, 3110-00-100-0637, 3110-00-156-6764 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 204MF?

Key specifications for 204MF: Standard Tolerance Designation: ABEC NO.1; Load Direction: RADIAL; Overall Outside Diameter: 47.00 MILLIMETERS NOMINAL MM; Internal Fit-Up Designation: STANDARD. 14 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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