PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B2147Retainer,bearing Tr

Datamarine Intl Inc · NSN 2030-01-176-7751 · FSC 2030 · No Item Name Available
Verified by PartsTable
NSN 2030-01-176-7751 — this item is cataloged by the U.S. Government under National Stock Number 2030-01-176-7751. Primary manufacturer part number: B2147.
Features
  • Retainer,bearing Tr — FSC 2030
  • 2 verified cross-references
  • Primary manufacturer: Datamarine Intl Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Retainer,bearing Tr, cataloged under National Stock Number 2030-01-176-7751, is classified within Federal Supply Class 2030 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Datamarine Intl Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,bearing Tr
FSC / FSG2030 — No Item Name Available (FSG 20)
ManufacturersDatamarine Intl Inc (CAGE 61202); Transmission Engineering Co., Inc. Dba Teco (CAGE 78791)
Technical Specifications
ParameterValue
NSN2030-01-176-7751
Primary Part NumberB2147
Item NameRetainer,bearing Tr
FSC / FSG2030 / 20 — No Item Name Available
ManufacturerDatamarine Intl Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4520-00-758-9857 INTERCHANGEABLE
Cover Assembly,protective
3110-01-207-9059B2147 INTERCHANGEABLE
Retainer,roller,bearing
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Cross-Reference Index
Part NumberManufacturer
B2147 PRIMARY Datamarine Intl Inc (USA)
B2147 Transmission Engineering Co., Inc. Dba Teco (USA)
Related Parts
4520-00-758-9857INTERCHANGEABLE
COVER ASSEMBLY,PROTECTIVE
3110-01-207-9059INTERCHANGEABLE
RETAINER,ROLLER,BEARING
B2147

Frequently Asked Questions

What is NSN 2030-01-176-7751?

NSN 2030-01-176-7751 is a Retainer,bearing Tr, manufactured by Datamarine Intl Inc, classified under FSC 2030 (No Item Name Available). Status: active.

What are the part numbers for NSN 2030-01-176-7751?

NSN 2030-01-176-7751 has 2 cross-referenced part numbers: B2147 (Datamarine Intl Inc), B2147 (Transmission Engineering Co., Inc. Dba Teco).

What NSN replaces 2030-01-176-7751?

There are 2 known substitutes for 2030-01-176-7751: 4520-00-758-9857, 3110-01-207-9059. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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