PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T1443Bearing,ball,annular

Clausing Corp · NSN 3110-00-156-5444 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-5444 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-5444. Primary manufacturer part number: T1443.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: STEEL OVERALL
  • Overall Outside Diameter: 72.00 MILLIMETERS NOMINAL MM
  • Standard Tolerance Designation: ABEC NO.1
  • Material: STEEL OVERALL
  • Bore Shape: STRAIGHT
  • Style Designator: LOADING GROOVE, NON-SEPARABLE
  • Load Direction: ANGULAR
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 3110-00-156-5444, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Clausing Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-156-5444
Primary Part NumberT1443
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerClausing Corp
StatusCANCELLED
MaterialSTEEL OVERALL
Overall Outside Diameter72.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
MaterialSTEEL OVERALL
Bore ShapeSTRAIGHT
Style DesignatorLOADING GROOVE, NON-SEPARABLE
Load DirectionANGULAR
Internal Fit-Up Contact Angular DirectionOUTWARD CONVERGENT
Internal Fit-Up DesignationTIGHT
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
Internal Fit-Up DesignationTIGHT
Standard Tolerance DesignationABEC NO.1
Internal Fit-Up Contact Angular DirectionOUTWARD CONVERGENT
Bore ShapeSTRAIGHT
Bore Diameter30.00 MILLIMETERS NOMINAL MM
Style DesignatorLOADING GROOVE, NON-SEPARABLE
Load DirectionANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5961-00-152-8003 INTERCHANGEABLE
Transistor
3442-01-149-2151 INTERCHANGEABLE
Work Head Assembly
6750-01-427-7535 INTERCHANGEABLE
Film,photographic
Cross-Reference Index
Part NumberManufacturer
5306T1A General Motors Corp Delco Moraine Ndh Div (USA)
5306T General Motors Corp Delco Moraine Ndh Div (USA)
5306T1A General Motors Corp (USA)
713624 Army Weapons Command Attn Amswe-Ree-S (USA)
5306T General Motors Corp (USA)
T1443 PRIMARY Clausing Corp (USA)
7771898 Watertown Arsenal Smiwt-Re (USA)
954462 PRIMARY General Motors Corp (USA)
Related Parts
5961-00-152-8003INTERCHANGEABLE
TRANSISTOR
3442-01-149-2151INTERCHANGEABLE
WORK HEAD ASSEMBLY
6750-01-427-7535INTERCHANGEABLE
FILM,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 3110-00-156-5444?

NSN 3110-00-156-5444 is a Bearing,ball,annular, manufactured by Clausing Corp, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-156-5444?

NSN 3110-00-156-5444 has 8 cross-referenced part numbers: 5306T1A (General Motors Corp Delco Moraine Ndh Div), 5306T (General Motors Corp Delco Moraine Ndh Div), 5306T1A (General Motors Corp), 713624 (Army Weapons Command Attn Amswe-Ree-S), 5306T (General Motors Corp) and 3 more.

What NSN replaces 3110-00-156-5444?

There are 3 known substitutes for 3110-00-156-5444: 5961-00-152-8003, 3442-01-149-2151, 6750-01-427-7535. Verify interchangeability with system specifications before substitution.

What are the specifications of T1443?

Key specifications for T1443: Material: STEEL OVERALL; Overall Outside Diameter: 72.00 MILLIMETERS NOMINAL MM; Standard Tolerance Designation: ABEC NO.1; Material: STEEL OVERALL. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-156-5444 still in active supply?

NSN 3110-00-156-5444 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.
PartsTable Design LLC · partstable.com