PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5395Bearing,sleeve

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 3120-01-656-0621 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-656-0621 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-656-0621. Primary manufacturer part number: 5395.
Features
  • Bearing,sleeve — FSC 3120
  • Body Outside Diameter: 2.5938 INCHES NOMINAL IN
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 1.5080 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-656-0621, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 3 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-656-0621
Primary Part Number5395
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
Body Outside Diameter2.5938 INCHES NOMINAL IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter1.5080 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-020-734353951 INTERCHANGEABLE
Screw,externally Relieved Body
L3harris Technologies, Inc Div Space & Airborne Systems
2910-00-057-142114776 INTERCHANGEABLE
Filter Element,fluid
Westerbeke Corporation
3110-00-101-0826 INTERCHANGEABLE
Cone and Rollers,tapered Roller
3110-00-227-4673T149 INTERCHANGEABLE
Bearing,roller,thrust
The Timken Corporation
2815-00-324-811014U1457PCADD5395 INTERCHANGEABLE
Lifter Assy Valve
Naval Ship Systems Command
3110-00-533-67831664327 INTERCHANGEABLE
Roller,bearing
Chrysler Realty Company Llc Dba Daimler Chrysler
6130-00-556-8469 INTERCHANGEABLE
Charger,battery
1420-00-622-7204 INTERCHANGEABLE
Clip,recorder Set
5999-00-673-9381 INTERCHANGEABLE
Clip,electrical
5120-00-675-0846T149 INTERCHANGEABLE
Guide Tool
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Cross-Reference Index
Part NumberManufacturer
5395 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
5395-1 PRIMARY Timken Corporation, the Dba Steel Operations (USA)
T149 Timken Corporation, the Dba Steel Operations (USA)
Related Parts
5305-00-020-7343INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
53951
2910-00-057-1421INTERCHANGEABLE
FILTER ELEMENT,FLUID
14776
3110-00-101-0826INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3110-00-227-4673INTERCHANGEABLE
BEARING,ROLLER,THRUST
T149
2815-00-324-8110INTERCHANGEABLE
LIFTER ASSY VALVE
14U1457PCADD5395
3110-00-533-6783INTERCHANGEABLE
ROLLER,BEARING
1664327
6130-00-556-8469INTERCHANGEABLE
CHARGER,BATTERY
1420-00-622-7204INTERCHANGEABLE
CLIP,RECORDER SET
5999-00-673-9381INTERCHANGEABLE
CLIP,ELECTRICAL
5120-00-675-0846INTERCHANGEABLE
GUIDE TOOL
T149
5935-00-818-9567INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5395-1
5310-00-834-8706INTERCHANGEABLE
WASHER,SHOULDERED
13213E5395-1

Frequently Asked Questions

What is NSN 3120-01-656-0621?

NSN 3120-01-656-0621 is a Bearing,sleeve, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-656-0621?

NSN 3120-01-656-0621 has 3 cross-referenced part numbers: 5395 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 5395-1 (Timken Corporation, the Dba Steel Operations), T149 (Timken Corporation, the Dba Steel Operations).

What NSN replaces 3120-01-656-0621?

There are 12 known substitutes for 3120-01-656-0621: 5305-00-020-7343, 2910-00-057-1421, 3110-00-101-0826 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5395?

Key specifications for 5395: Overall Length: 0.7650 INCHES NOMINAL IN; Body Outside Diameter: 2.5938 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Part Name Assigned by Controlling Agency: THRUST BEARING. 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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