PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12SP84Bearing,ball,annular

U S Electrical Tool Inc · NSN 3110-00-555-5339 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-555-5339 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-555-5339. Primary manufacturer part number: 12SP84.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Shape: STRAIGHT
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Internal Fit-Up Designation: STANDARD
  • Surface Finish: GROUND
  • Overall Outside Diameter: 40.0 MILLIMETERS NOMINAL MM
  • Bore Diameter: 17.0 MILLIMETERS NOMINAL MM
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 3110-00-555-5339, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is U S Electrical Tool Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 28 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
NSN3110-00-555-5339
Primary Part Number12SP84
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerU S Electrical Tool Inc
StatusCANCELLED
Bore ShapeSTRAIGHT
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Internal Fit-Up DesignationSTANDARD
Surface FinishGROUND
Overall Outside Diameter40.0 MILLIMETERS NOMINAL MM
Bore Diameter17.0 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
Retainer Fabrication MethodPRESSED
Shield Quantity1
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3120-00-011-010502161 INTERCHANGEABLE
Bushing,sleeve
Defense Logistics Agency Dba Defense Supply Center Philadelphia
5305-00-011-050015X425 INTERCHANGEABLE
Screw,machine
Napco International Llc Dba Napco International Inc
5905-00-023-7532 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
4320-00-035-7444SL5703PC72 INTERCHANGEABLE
Liner,liquid,cylinder
Curtiss-Wright Electro-Mechanical Corporation Div Epd
2530-00-040-1682 INTERCHANGEABLE
Kit
2810-00-048-6230 INTERCHANGEABLE
Flange
5315-00-051-6610 INTERCHANGEABLE
Key,machine
4130-00-088-6787 INTERCHANGEABLE
Heat Exchanger,air Conditioner
6630-00-098-3085 INTERCHANGEABLE
Comparator,metal
3110-00-103-9168 INTERCHANGEABLE
Bearing,shaft
Cross-Reference Index
Part NumberManufacturer
12SP84 U S Electrical Tool Inc (USA)
203SF Baldor Electric Co (USA)
R2H-97 Ingersoll Rand Co (USA)
89X545 General Electric Company (USA)
70-7600B Ford Motor Company (USA)
R10041 Pressed Metals of America Inc (USA)
732A506AA-P1 General Electric Company Dba Ge (USA)
1003-5 Linde Lift Truck Corp. (USA)
B7600A3 Ford Motor Company (USA)
6203 Baldor Electric Co (USA)
6203ZJ/HA Skf Usa Inc. (USA)
70-7600B Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
10-704Z Unison Industries Llc (USA)
B6T7600 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
12SP83-84 U S Electrical Tool Inc (USA)
2B2953 Koehring Co (USA)
203D Timken Co Div the Timken Company (USA)
BG6203B03 Baldor Electric Co (USA)
BB525U Adams Aircraft International Inc (USA)
BG6203B03 Seary Mfg Corp (USA)
Related Parts
3120-00-011-0105INTERCHANGEABLE
BUSHING,SLEEVE
02161
5305-00-011-0500INTERCHANGEABLE
SCREW,MACHINE
15X425
5905-00-023-7532INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
4320-00-035-7444INTERCHANGEABLE
LINER,LIQUID,CYLINDER
SL5703PC72
2530-00-040-1682INTERCHANGEABLE
KIT
2810-00-048-6230INTERCHANGEABLE
FLANGE
5315-00-051-6610INTERCHANGEABLE
KEY,MACHINE
4130-00-088-6787INTERCHANGEABLE
HEAT EXCHANGER,AIR CONDITIONER
6630-00-098-3085INTERCHANGEABLE
COMPARATOR,METAL
3110-00-103-9168INTERCHANGEABLE
BEARING,SHAFT
4310-00-124-5859INTERCHANGEABLE
CHAMBER ASSEMBLY,DESSICANT
200-403-6
3110-00-144-8589INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-555-5339?

NSN 3110-00-555-5339 is a Bearing,ball,annular, manufactured by U S Electrical Tool Inc, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-555-5339?

NSN 3110-00-555-5339 has 50 cross-referenced part numbers: 12SP84 (U S Electrical Tool Inc), 203SF (Baldor Electric Co), R2H-97 (Ingersoll Rand Co), 89X545 (General Electric Company), 70-7600B (Ford Motor Company) and 45 more.

What NSN replaces 3110-00-555-5339?

There are 12 known substitutes for 3110-00-555-5339: 3120-00-011-0105, 5305-00-011-0500, 5905-00-023-7532 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12SP84?

Key specifications for 12SP84: Bore Shape: STRAIGHT; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material: STEEL OVERALL; Internal Fit-Up Designation: STANDARD. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-555-5339 still in active supply?

NSN 3110-00-555-5339 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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