PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L39Bearing,sleeve

Circor Naval Solutions Llc Dba Warren Pumps · NSN 3120-00-102-4576 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-102-4576 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-102-4576. Primary manufacturer part number: L39.
Features
  • Bearing,sleeve — FSC 3120
  • Material: COPPER ALLOY OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-102-4576, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-102-4576
Primary Part NumberL39
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-154-904204240AB INTERCHANGEABLE
Seal,plain Encased
Cnh Industrial America Llc Dba Cnh America
5340-01-066-2808L3-9 INTERCHANGEABLE
Clamp,synchro
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
BS4-2158PC8 Circor Naval Solutions Llc Dba Warren Pumps (USA)
L39 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5330-00-154-9042INTERCHANGEABLE
SEAL,PLAIN ENCASED
04240AB
5340-01-066-2808INTERCHANGEABLE
CLAMP,SYNCHRO
L3-9

Frequently Asked Questions

What is NSN 3120-00-102-4576?

NSN 3120-00-102-4576 is a Bearing,sleeve, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-102-4576?

NSN 3120-00-102-4576 has 2 cross-referenced part numbers: BS4-2158PC8 (Circor Naval Solutions Llc Dba Warren Pumps), L39 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 3120-00-102-4576?

There are 2 known substitutes for 3120-00-102-4576: 5330-00-154-9042, 5340-01-066-2808. Verify interchangeability with system specifications before substitution.

What are the specifications of L39?

Key specifications for L39: Material: COPPER ALLOY OVERALL. 1 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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