PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

72D6Bearing,sleeve

Tvh Parts Co. · NSN 3120-00-426-0523 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-426-0523 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-426-0523. Primary manufacturer part number: 72D6.
Features
  • Bearing,sleeve — FSC 3120
  • Material: COPPER ALLOY 932 OVERALL
  • Hole Diameter: 0.2500 INCHES NOMINAL FIRST IN
  • Lubricant Accommodation Style: GROOVED DOUBLE LOOP
  • Body Outside Diameter: 3.7520 INCHES MINIMUM AND 3.7530 INCHES MAXIMUM IN
  • Antirotation/lubrication Type and Quantity: 1 HOLE
  • Body Inside Diameter: 3.1950 INCHES MINIMUM AND 3.1970 INCHES MAXIMUM IN
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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 3120-00-426-0523, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Tvh Parts Co.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN3120-00-426-0523
Primary Part Number72D6
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTvh Parts Co.
StatusACTIVE
MaterialCOPPER ALLOY 932 OVERALL
Hole Diameter0.2500 INCHES NOMINAL FIRST IN
Lubricant Accommodation StyleGROOVED DOUBLE LOOP
Body Outside Diameter3.7520 INCHES MINIMUM AND 3.7530 INCHES MAXIMUM IN
Antirotation/lubrication Type and Quantity1 HOLE
Body Inside Diameter3.1950 INCHES MINIMUM AND 3.1970 INCHES MAXIMUM IN
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Flange Width0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN
Flange Outside Diameter5.4950 INCHES MINIMUM AND 5.5050 INCHES MAXIMUM IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE ALL CORNERS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-00-097-0325 INTERCHANGEABLE
Cock,poppet Drain
4820-01-501-533272D-6 INTERCHANGEABLE
Cock,drain
Auto-Valve, Inc
Cross-Reference Index
Part NumberManufacturer
72D6 Tvh Parts Co. (USA)
72D6 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
Related Parts
4820-00-097-0325INTERCHANGEABLE
COCK,POPPET DRAIN
4820-01-501-5332INTERCHANGEABLE
COCK,DRAIN
72D-6

Frequently Asked Questions

What is NSN 3120-00-426-0523?

NSN 3120-00-426-0523 is a Bearing,sleeve, manufactured by Tvh Parts Co., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-426-0523?

NSN 3120-00-426-0523 has 2 cross-referenced part numbers: 72D6 (Tvh Parts Co.), 72D6 (Lift Parts Mfg Co Inc Div of Echlin Mfg Co the).

What NSN replaces 3120-00-426-0523?

There are 2 known substitutes for 3120-00-426-0523: 4820-00-097-0325, 4820-01-501-5332. Verify interchangeability with system specifications before substitution.

What are the specifications of 72D6?

Key specifications for 72D6: Material: COPPER ALLOY 932 OVERALL; Hole Diameter: 0.2500 INCHES NOMINAL FIRST IN; Lubricant Accommodation Style: GROOVED DOUBLE LOOP; Special Features: INTERNAL SURFACE GROOVE. 13 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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