PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GB528BV1Bearing Unit,plain

Rbc Transport Dynamics Corp Div Rbc Transport Dynamics · NSN 3130-01-014-7540 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-01-014-7540 — this item is cataloged by the U.S. Government under National Stock Number 3130-01-014-7540. Primary manufacturer part number: GB528BV1.
Features
  • Bearing Unit,plain — FSC 3130
  • Load Capability Type: RADIAL AND THRUST
  • Material Document and Classification: QQ-A-225/9 T73 FED SPEC SINGLE MATERIAL RESPONSE BEARING
  • Material: ALUMINUM ALLOY 7075 BEARING
  • Material Document and Classification: QQ-A-225/6 T351 FED SPEC SINGLE MATERIAL RESPONSE HOUSING
  • Style Designator: FLANGE BLOCK
  • Material: PLASTIC TETRAFLUOROETHYLENE INNER LINER
  • Bore Diameter: 2.5000 INCHES MINIMUM AND 2.5010 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Aluminum Alloy 7075 Bearing construction
General Description

The Bearing Unit,plain, cataloged under National Stock Number 3130-01-014-7540, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rbc Transport Dynamics Corp Div Rbc Transport Dynamics. Government technical data includes 17 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3130-01-014-7540
Primary Part NumberGB528BV1
Item NameBearing Unit,plain
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerRbc Transport Dynamics Corp Div Rbc Transport Dynamics
StatusACTIVE
Load Capability TypeRADIAL AND THRUST
Material Document and ClassificationQQ-A-225/9 T73 FED SPEC SINGLE MATERIAL RESPONSE BEARING
MaterialALUMINUM ALLOY 7075 BEARING
Material Document and ClassificationQQ-A-225/6 T351 FED SPEC SINGLE MATERIAL RESPONSE HOUSING
Style DesignatorFLANGE BLOCK
MaterialPLASTIC TETRAFLUOROETHYLENE INNER LINER
Bore Diameter2.5000 INCHES MINIMUM AND 2.5010 INCHES MAXIMUM IN
Alignment TypeSELF-ALIGNING
Flange Thickness0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
Mounting Hole Diameter0.2710 INCHES MINIMUM AND 0.2770 INCHES MAXIMUM IN
Temp Rating-65.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
Housing Length1.8070 INCHES MINIMUM AND 1.8170 INCHES MAXIMUM IN
MaterialALUMINUM ALLOY 2024 HOUSING
Mounting Hole TypeROUND, UNTHREADED
Bolt Circle Diameter4.6250 INCHES NOMINAL IN
Housing Diameter5.2500 INCHES NOMINAL IN
Shaft End TypeOPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5985-00-241-8599768-10 INTERCHANGEABLE
Attenuator,fixed
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5340-00-488-6553768-10 INTERCHANGEABLE
Clamp,loop
Transdigm Inc Dba Adel Wiggins Group Div Adel Wiggins
5330-00-543-613476810 INTERCHANGEABLE
Gasket
L3harris Technologies, Inc Div Space & Airborne Systems
4730-01-290-917276810 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Am General Llc
Cross-Reference Index
Part NumberManufacturer
76810 Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
GB528BV1 PRIMARY Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
GB528BV1 Northrop Grumman Systems Corporation (USA)
Related Parts
5985-00-241-8599INTERCHANGEABLE
ATTENUATOR,FIXED
768-10
5340-00-488-6553INTERCHANGEABLE
CLAMP,LOOP
768-10
5330-00-543-6134INTERCHANGEABLE
GASKET
76810
4730-01-290-9172INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
76810

Frequently Asked Questions

What is NSN 3130-01-014-7540?

NSN 3130-01-014-7540 is a Bearing Unit,plain, manufactured by Rbc Transport Dynamics Corp Div Rbc Transport Dynamics, classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-01-014-7540?

NSN 3130-01-014-7540 has 3 cross-referenced part numbers: 76810 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), GB528BV1 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), GB528BV1 (Northrop Grumman Systems Corporation).

What NSN replaces 3130-01-014-7540?

There are 4 known substitutes for 3130-01-014-7540: 5985-00-241-8599, 5340-00-488-6553, 5330-00-543-6134 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GB528BV1?

Key specifications for GB528BV1: Load Capability Type: RADIAL AND THRUST; Material Document and Classification: QQ-A-225/9 T73 FED SPEC SINGLE MATERIAL RESPONSE BEARING; Material: ALUMINUM ALLOY 7075 BEARING; Material Document and Classification: QQ-A-225/6 T351 FED SPEC SINGLE MATERIAL RESPONSE HOUSING. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com