PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A10909PCA10934Bearing,sleeve

Western Machinery Corp · NSN 3120-00-343-7819 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-343-7819 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-343-7819. Primary manufacturer part number: A10909PCA10934.
Features
  • Bearing,sleeve — FSC 3120
  • Lubricant Accommodation Style: GROOVED FIGURE 8
  • Body Inside Diameter: 3.1290 INCHES MINIMUM AND 3.1300 INCHES MAXIMUM IN
  • Style Designator: SEGMENTED, PLAIN, NO OUTSIDE FLANGES
  • Antirotation/lubrication Type and Quantity: 5 HOLE
  • Material: COPPER ALLOY 932 OVERALL
  • Hole Diameter: 0.3906 INCHES NOMINAL FIRST IN
  • Corner Shape: SQUARE ALL CORNERS
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy 932 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-343-7819, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Western Machinery Corp. Government technical data includes 9 verified specifications, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-343-7819
Primary Part NumberA10909PCA10934
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerWestern Machinery Corp
StatusACTIVE
Lubricant Accommodation StyleGROOVED FIGURE 8
Body Inside Diameter3.1290 INCHES MINIMUM AND 3.1300 INCHES MAXIMUM IN
Style DesignatorSEGMENTED, PLAIN, NO OUTSIDE FLANGES
Antirotation/lubrication Type and Quantity5 HOLE
MaterialCOPPER ALLOY 932 OVERALL
Hole Diameter0.3906 INCHES NOMINAL FIRST IN
Corner ShapeSQUARE ALL CORNERS
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Outside Diameter3.6850 INCHES MINIMUM AND 3.6870 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-269-3208B-0602 1/2 INTERCHANGEABLE
Screw,cap,hexagon Head
The Gorman-Rupp Company Div Gorman-Rupp
Cross-Reference Index
Part NumberManufacturer
A10909PCA10934 Western Machinery Corp (USA)
A10934 Western Machinery Corp (USA)
Related Parts
5305-00-269-3208INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
B-0602 1/2

Frequently Asked Questions

What is NSN 3120-00-343-7819?

NSN 3120-00-343-7819 is a Bearing,sleeve, manufactured by Western Machinery Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-343-7819?

NSN 3120-00-343-7819 has 2 cross-referenced part numbers: A10909PCA10934 (Western Machinery Corp), A10934 (Western Machinery Corp).

What NSN replaces 3120-00-343-7819?

There is 1 known substitute for 3120-00-343-7819: 5305-00-269-3208. Verify interchangeability with system specifications before substitution.

What are the specifications of A10909PCA10934?

Key specifications for A10909PCA10934: Lubricant Accommodation Style: GROOVED FIGURE 8; Overall Length: 6.6875 INCHES NOMINAL IN; Body Inside Diameter: 3.1290 INCHES MINIMUM AND 3.1300 INCHES MAXIMUM IN; Style Designator: SEGMENTED, PLAIN, NO OUTSIDE FLANGES. 11 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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