PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6303-2ZLHT55Bearing,ball,annular

Skf Usa Inc. · NSN 3110-00-144-8597 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-144-8597 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-144-8597. Primary manufacturer part number: 6303-2ZLHT55.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 47.00 MILLIMETERS NOMINAL MM
  • Lubrication Material: GREASE
  • Internal Fit-Up Designation: STANDARD
  • Load Direction: RADIAL
  • Departure From Cited Designator: AS MODIFIED BY LUBRICATION MATERIAL
  • Lubrication Material Document and Classification: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
  • Nondefinitive Spec/std Data: 111 TYPE AND 3 CLASS AND 00 GRADE
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 3110-00-144-8597, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 21 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-144-8597
Primary Part Number6303-2ZLHT55
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusCANCELLED
Overall Outside Diameter47.00 MILLIMETERS NOMINAL MM
Lubrication MaterialGREASE
Internal Fit-Up DesignationSTANDARD
Load DirectionRADIAL
Departure From Cited DesignatorAS MODIFIED BY LUBRICATION MATERIAL
Lubrication Material Document and ClassificationMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
Nondefinitive Spec/std Data111 TYPE AND 3 CLASS AND 00 GRADE
Surface FinishGROUND
Bore ShapeSTRAIGHT
Bore Diameter17.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
MaterialSTEEL OVERALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Shield Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3110-00-144-8596 INTERCHANGEABLE
Bearing,ball,annular
3455-00-155-43831111-0013 INTERCHANGEABLE
File,rotary
Automated Production Equipment Corp.
5331-00-579-8108124A745 INTERCHANGEABLE
O-Ring
Meggitt Troy Inc
2995-00-909-995218209 INTERCHANGEABLE
Poppet,regulator,va
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5330-00-915-534218209 INTERCHANGEABLE
Gasket
Leslie Controls, Inc. Dba Leslie Controls Inc
2530-01-015-52161-8209 INTERCHANGEABLE
Brake,shoe Type
Pdi Ground Support Systems, Inc.
2530-01-387-2916 INTERCHANGEABLE
Brake Shoe Set
6530-01-471-6203 INTERCHANGEABLE
Disposal Container,hypodermic Ne
5930-01-473-0065182009SP INTERCHANGEABLE
Switch,toggle
Welbilt Corp Govt Sales Div
6240-01-475-496818209 INTERCHANGEABLE
Lamp,fluorescent
Technical Consumer Products, Inc.
Cross-Reference Index
Part NumberManufacturer
77603X1ANG5 General Motors Corp Delco Moraine Ndh Div (USA)
17BC03PPANG5 Lucas Aerospace Power Equipment Corporation (USA)
303KDDANG5 Timken Co Div the Timken Company (USA)
6303-2ZHT Skf Usa Inc. (USA)
77603X1R5 General Motors Corp (USA)
77603X1R5 General Motors Corp Delco Moraine Ndh Div (USA)
303PPTFANG5 Timken Co Div the Timken Company (USA)
303KDDFS264 Timken Co Div the Timken Company (USA)
6303ZZCE1AK2 Nsk Corp Bearing Div (USA)
1303FFANG5 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
303FFANG5 Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
303KDDFS122 Timken Co Div the Timken Company (USA)
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
1303FFHT Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
6303-2ZLHT55 PRIMARY Skf Usa Inc. (USA)
303SFFQ5A7ANG5 PRIMARY Skf Usa Inc. (USA)
77603X1ANG5 General Motors Corp (USA)
6303-2ZJANG5 Skf Usa Inc. (USA)
303PPTFHT Fag Bearings Corporation (USA)
18209 Prestolite Electric Inc (USA)
Related Parts
3110-00-144-8596INTERCHANGEABLE
BEARING,BALL,ANNULAR
3455-00-155-4383INTERCHANGEABLE
FILE,ROTARY
1111-0013
5331-00-579-8108INTERCHANGEABLE
O-RING
124A745
2995-00-909-9952INTERCHANGEABLE
POPPET,REGULATOR,VA
18209
5330-00-915-5342INTERCHANGEABLE
GASKET
18209
2530-01-015-5216INTERCHANGEABLE
BRAKE,SHOE TYPE
1-8209
2530-01-387-2916INTERCHANGEABLE
BRAKE SHOE SET
6530-01-471-6203INTERCHANGEABLE
DISPOSAL CONTAINER,HYPODERMIC NE
5930-01-473-0065INTERCHANGEABLE
SWITCH,TOGGLE
182009SP
6240-01-475-4968INTERCHANGEABLE
LAMP,FLUORESCENT
18209
8305-01-691-5725INTERCHANGEABLE
CLOTH,COATED
18-209

Frequently Asked Questions

What is NSN 3110-00-144-8597?

NSN 3110-00-144-8597 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-144-8597?

NSN 3110-00-144-8597 has 21 cross-referenced part numbers: 77603X1ANG5 (General Motors Corp Delco Moraine Ndh Div), 17BC03PPANG5 (Lucas Aerospace Power Equipment Corporation), 303KDDANG5 (Timken Co Div the Timken Company), 6303-2ZHT (Skf Usa Inc.), 77603X1R5 (General Motors Corp) and 16 more.

What NSN replaces 3110-00-144-8597?

There are 11 known substitutes for 3110-00-144-8597: 3110-00-144-8596, 3455-00-155-4383, 5331-00-579-8108 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6303-2ZLHT55?

Key specifications for 6303-2ZLHT55: Overall Outside Diameter: 47.00 MILLIMETERS NOMINAL MM; Lubrication Material: GREASE; Internal Fit-Up Designation: STANDARD; Load Direction: RADIAL. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-144-8597 still in active supply?

NSN 3110-00-144-8597 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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