PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

V309PC2Bearing,sleeve

Besser Company Dba Besser · NSN 3120-00-343-7767 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-343-7767 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-343-7767. Primary manufacturer part number: V309PC2.
Features
  • Bearing,sleeve — FSC 3120
  • Antirotation/lubrication Type and Quantity: 4 HOLE AND 4 SLOT
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Surface Groove Location and Quantity: 4 INTERNAL
  • Flange Width: 0.2500 INCHES NOMINAL IN
  • Body Outside Diameter: 1.6260 INCHES MINIMUM AND 1.6270 INCHES MAXIMUM IN
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
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 3120-00-343-7767, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Besser Company Dba Besser. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-343-7767
Primary Part NumberV309PC2
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerBesser Company Dba Besser
StatusACTIVE
Antirotation/lubrication Type and Quantity4 HOLE AND 4 SLOT
Corner ShapeSQUARE INSIDE RIGHT CORNER
Surface Groove Location and Quantity4 INTERNAL
Flange Width0.2500 INCHES NOMINAL IN
Body Outside Diameter1.6260 INCHES MINIMUM AND 1.6270 INCHES MAXIMUM IN
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeCHAMFERED OUTSIDE RIGHT CORNER
Lubricant Accommodation StyleGROOVED OPEN ONE END
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Hole Diameter0.2500 INCHES NOMINAL FIRST IN
Corner ShapeSQUARE INSIDE LEFT CORNER
Body Inside Diameter1.2550 INCHES MINIMUM AND 1.2560 INCHES MAXIMUM IN
Flange Outside Diameter2.2500 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3030-00-264-3065 INTERCHANGEABLE
Belt,v
5331-00-297-999013207E2956-1 INTERCHANGEABLE
O-Ring
Cecom Lr Center
3130-01-299-2019V95 INTERCHANGEABLE
Bearing Unit,plain
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
478-26H Joy Mfg Co Heavy Machinery Group Vulcan-Denver Div (USA)
V309PC2 PRIMARY Besser Company Dba Besser (USA)
S2000-538133PC47H69VULC50043 PRIMARY Naval Ship Systems Command (USA)
S2000-519098PC47H69VULC50043 PRIMARY Naval Ship Systems Command (USA)
478-128PC478-26H Joy Mfg Co Heavy Machinery Group Vulcan-Denver Div (USA)
478-123PC478-26H Joy Mfg Co Heavy Machinery Group Vulcan-Denver Div (USA)
CS3950-0011 PRIMARY Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
S2000-690558PC478-26H PRIMARY Naval Ship Systems Command (USA)
S2000-678802PC2 PRIMARY Naval Ship Systems Command (USA)
S2000-690553PC47H69VULC50043 PRIMARY Naval Ship Systems Command (USA)
S2000-691916PC285 PRIMARY Naval Ship Systems Command (USA)
S2000-690553PC478-26H PRIMARY Naval Ship Systems Command (USA)
V708PC285 PRIMARY Besser Company Dba Besser (USA)
S2000-519082PC478-26H PRIMARY Naval Ship Systems Command (USA)
478-81PC478-26H Joy Mfg Co Heavy Machinery Group Vulcan-Denver Div (USA)
478-143PC478-26H Joy Mfg Co Heavy Machinery Group Vulcan-Denver Div (USA)
V95 PRIMARY Besser Company Dba Besser (USA)
S2000-691916PC28H69VULC50043 PRIMARY Naval Ship Systems Command (USA)
S2000-690573PC47H69VULC50043 PRIMARY Naval Ship Systems Command (USA)
478-96PC478-26H Joy Mfg Co Heavy Machinery Group Vulcan-Denver Div (USA)
Related Parts
3030-00-264-3065INTERCHANGEABLE
BELT,V
5331-00-297-9990INTERCHANGEABLE
O-RING
13207E2956-1
3130-01-299-2019INTERCHANGEABLE
BEARING UNIT,PLAIN
V95

Frequently Asked Questions

What is NSN 3120-00-343-7767?

NSN 3120-00-343-7767 is a Bearing,sleeve, manufactured by Besser Company Dba Besser, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-343-7767?

NSN 3120-00-343-7767 has 26 cross-referenced part numbers: 478-26H (Joy Mfg Co Heavy Machinery Group Vulcan-Denver Div), V309PC2 (Besser Company Dba Besser), S2000-538133PC47H69VULC50043 (Naval Ship Systems Command), S2000-519098PC47H69VULC50043 (Naval Ship Systems Command), 478-128PC478-26H (Joy Mfg Co Heavy Machinery Group Vulcan-Denver Div) and 21 more.

What NSN replaces 3120-00-343-7767?

There are 3 known substitutes for 3120-00-343-7767: 3030-00-264-3065, 5331-00-297-9990, 3130-01-299-2019. Verify interchangeability with system specifications before substitution.

What are the specifications of V309PC2?

Key specifications for V309PC2: Antirotation/lubrication Type and Quantity: 4 HOLE AND 4 SLOT; Corner Shape: SQUARE INSIDE RIGHT CORNER; Surface Groove Location and Quantity: 4 INTERNAL; Flange Width: 0.2500 INCHES NOMINAL IN. 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