PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

129045Bearing Unit,ball

Reliance Electric Company Dba Reliance & Dodge Brands · NSN 3130-01-039-6764 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-01-039-6764 — this item is cataloged by the U.S. Government under National Stock Number 3130-01-039-6764. Primary manufacturer part number: 129045.
Features
  • Bearing Unit,ball — FSC 3130
  • Mounting Hole Type: SLOTTED
  • Block Type: FIXED
  • Load Capability Type: RADIAL AND THRUST
  • Base Thickness: 0.3437 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC SEAL
  • Material: IRON CAST HOUSING
  • Material: STEEL COMP E52100 BALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Synthetic Seal construction
General Description

The Bearing Unit,ball, cataloged under National Stock Number 3130-01-039-6764, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3130-01-039-6764
Primary Part Number129045
Item NameBearing Unit,ball
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerReliance Electric Company Dba Reliance & Dodge Brands
StatusACTIVE
Mounting Hole TypeSLOTTED
Block TypeFIXED
Load Capability TypeRADIAL AND THRUST
Base Thickness0.3437 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEAL
MaterialIRON CAST HOUSING
MaterialSTEEL COMP E52100 BALL
Style DesignatorPILLOW BLOCK, SOLID
Material Document and ClassificationAISI ASSN STD SINGLE MATERIAL RESPONSE BALL
Rotating Element Locking MethodECCENTRIC CAM LOCKING COLLAR
Internal Fit-Up DesignationSTANDARD
Shaft End TypeOPEN
Mounting Slot Width0.5000 INCHES NOMINAL IN
Bore Diameter1.3750 INCHES NOMINAL IN
Base Length1.3750 INCHES NOMINAL IN
Lubrication MaterialGREASE
Seal TypeCONTACT
Lubrication Fitting TypeHYDRAULIC
Seal LocationBOTH ENDS
Housing Width6.2500 INCHES NOMINAL IN
Mounting Slot Length0.8125 INCHES NOMINAL IN
Housing Height3.5625 INCHES NOMINAL IN
Rolling Element Groove Quantity1
Center to Center Distance Between Mounting Holes Along Width5.0000 INCHES NOMINAL IN
Lubrication Fitting Angle From Horizontal Centerline45.0 DEGREES NOMINAL
Assembly Overall Length1.5312 INCHES NOMINAL IN
Height From Bottom of Base to Bore Centerline1.8750 INCHES NOMINAL IN
Collar LocationONE END
Features ProvidedGROUND ROLLING ELEMENT GROOVE
Alignment TypeSELF-ALIGNING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6675-00-378-9405 INTERCHANGEABLE
Prism,alidade
3040-01-605-1791129045 INTERCHANGEABLE
Breather
Crown Equipment Corp Dba Crown Lift Trucks Div Government Sales Department
5340-01-683-04946358 INTERCHANGEABLE
Buckle
Customtiedowns.com, Inc. Dba Custom Tie Downs Co
Cross-Reference Index
Part NumberManufacturer
11441000PC50 Unidynamics/saint Louis Inc Conroe Opns (USA)
SU1 3/8 DIA PILLOW BLOCK Reliance Electric Company Dba Reliance & Dodge Brands (USA)
129045 PRIMARY Reliance Electric Company Dba Reliance & Dodge Brands (USA)
Related Parts
6675-00-378-9405INTERCHANGEABLE
PRISM,ALIDADE
3040-01-605-1791INTERCHANGEABLE
BREATHER
129045
5340-01-683-0494INTERCHANGEABLE
BUCKLE
6358

Frequently Asked Questions

What is NSN 3130-01-039-6764?

NSN 3130-01-039-6764 is a Bearing Unit,ball, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-01-039-6764?

NSN 3130-01-039-6764 has 3 cross-referenced part numbers: 11441000PC50 (Unidynamics/saint Louis Inc Conroe Opns), SU1 3/8 DIA PILLOW BLOCK (Reliance Electric Company Dba Reliance & Dodge Brands), 129045 (Reliance Electric Company Dba Reliance & Dodge Brands).

What NSN replaces 3130-01-039-6764?

There are 3 known substitutes for 3130-01-039-6764: 6675-00-378-9405, 3040-01-605-1791, 5340-01-683-0494. Verify interchangeability with system specifications before substitution.

What are the specifications of 129045?

Key specifications for 129045: Mounting Hole Type: SLOTTED; Block Type: FIXED; Load Capability Type: RADIAL AND THRUST; Base Thickness: 0.3437 INCHES NOMINAL IN. 30 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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