PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L64Bearing,sleeve

Circor Naval Solutions Llc Dba Warren Pumps · NSN 3120-00-620-4753 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-620-4753 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-620-4753. Primary manufacturer part number: L64.
Features
  • Bearing,sleeve — FSC 3120
  • Flange Width: 0.5000 INCHES NOMINAL IN
  • Flange Outside Diameter: 2.2500 INCHES NOMINAL IN
  • Body Inside Diameter: 1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN
  • Body Outside Diameter: 1.7550 INCHES MINIMUM AND 1.7560 INCHES MAXIMUM IN
  • 6 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-620-4753, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-620-4753
Primary Part NumberL64
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Flange Width0.5000 INCHES NOMINAL IN
Flange Outside Diameter2.2500 INCHES NOMINAL IN
Body Inside Diameter1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN
Body Outside Diameter1.7550 INCHES MINIMUM AND 1.7560 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
8140-00-066-6082L-6A INTERCHANGEABLE
Lanyard,locking Pin
Qrp Inc
6520-00-142-8986L64 INTERCHANGEABLE
Compressor-Dehydrator,dental Equ
Air Techniques, Inc.
2520-00-163-240310967 INTERCHANGEABLE
Housing
Komatsu America Corporation
5310-00-279-4284BFN442-4-6 INTERCHANGEABLE
Nut,self-Locking,plate
Bristol Industries, Llc
5945-00-884-2529 INTERCHANGEABLE
Relay,electromagnetic
6110-01-108-3948 INTERCHANGEABLE
Interlock,electrical
4720-01-138-2257114329-1 INTERCHANGEABLE
Hose Assembly,metallic
Solar Turbines Incorporated Dba Solar Turbines Incorporated
6680-01-222-9245JMS-6212 INTERCHANGEABLE
Shield,protective,flowmeter
Clark-Reliance Llc Dba Jerguson Gage & Valve
6520-01-256-5024777-4515 INTERCHANGEABLE
Crown,dental,temporary
Henry Schein, Inc.
3010-01-503-257910967 INTERCHANGEABLE
Clutch Assembly,friction
Climax Portable Machine Tools, Inc
Cross-Reference Index
Part NumberManufacturer
55-22053-67 Euramco Safety Inc (USA)
10967 Rps-Fl, Inc. Dba Rps Inc (USA)
L64 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
R594PC37 Circor Naval Solutions Llc Dba Warren Pumps (USA)
R656 PC 37 Circor Naval Solutions Llc Dba Warren Pumps (USA)
CS6204753 Calabrese & Sons, Inc. (USA)
Related Parts
8140-00-066-6082INTERCHANGEABLE
LANYARD,LOCKING PIN
L-6A
6520-00-142-8986INTERCHANGEABLE
COMPRESSOR-DEHYDRATOR,DENTAL EQU
L64
2520-00-163-2403INTERCHANGEABLE
HOUSING
10967
5310-00-279-4284INTERCHANGEABLE
NUT,SELF-LOCKING,PLATE
BFN442-4-6
5945-00-884-2529INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
6110-01-108-3948INTERCHANGEABLE
INTERLOCK,ELECTRICAL
4720-01-138-2257INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
114329-1
6680-01-222-9245INTERCHANGEABLE
SHIELD,PROTECTIVE,FLOWMETER
JMS-6212
6520-01-256-5024INTERCHANGEABLE
CROWN,DENTAL,TEMPORARY
777-4515
3010-01-503-2579INTERCHANGEABLE
CLUTCH ASSEMBLY,FRICTION
10967
5130-01-533-8961INTERCHANGEABLE
MANDREL,RIVETER,BLIND
10967
6150-01-694-6566INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
10967

Frequently Asked Questions

What is NSN 3120-00-620-4753?

NSN 3120-00-620-4753 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 3120-00-620-4753?

NSN 3120-00-620-4753 has 6 cross-referenced part numbers: 55-22053-67 (Euramco Safety Inc), 10967 (Rps-Fl, Inc. Dba Rps Inc), L64 (Circor Naval Solutions Llc Dba Warren Pumps), R594PC37 (Circor Naval Solutions Llc Dba Warren Pumps), R656 PC 37 (Circor Naval Solutions Llc Dba Warren Pumps) and 1 more.

What NSN replaces 3120-00-620-4753?

There are 12 known substitutes for 3120-00-620-4753: 8140-00-066-6082, 6520-00-142-8986, 2520-00-163-2403 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L64?

Key specifications for L64: Flange Width: 0.5000 INCHES NOMINAL IN; Flange Outside Diameter: 2.2500 INCHES NOMINAL IN; Body Inside Diameter: 1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN; Overall Length: 2.5000 INCHES NOMINAL IN. 5 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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