PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H3FNBearing,plain,rod End

U S Bearings · NSN 3120-00-661-7485 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-661-7485 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-661-7485. Primary manufacturer part number: H3FN.
Features
  • Bearing,plain,rod End — FSC 3120
  • Style Designator: BALL TYPE
  • Thread Series Designator: UNF
  • Material: STEEL OVERALL
  • Lubrication Feature: GROOVE EXTERNAL INNER MEMBER
  • Inner Member Width: 0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
  • Bore Center to Shank End Distance: 1.3440 INCHES MINIMUM AND 1.4060 INCHES MAXIMUM IN
  • Thread Class: 3B
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,plain,rod End, cataloged under National Stock Number 3120-00-661-7485, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is U S Bearings. Government technical data includes 19 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: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-661-7485
Primary Part NumberH3FN
Item NameBearing,plain,rod End
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerU S Bearings
StatusCANCELLED
Style DesignatorBALL TYPE
Thread Series DesignatorUNF
MaterialSTEEL OVERALL
Lubrication FeatureGROOVE EXTERNAL INNER MEMBER
Inner Member Width0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Bore Center to Shank End Distance1.3440 INCHES MINIMUM AND 1.4060 INCHES MAXIMUM IN
Thread Class3B
Thread Quantity Per Inch28
Shank Thread Length0.7500 INCHES NOMINAL IN
Inspection Hole Center to End Distance0.3120 INCHES NOMINAL IN
Bore Diameter0.1895 INCHES MINIMUM AND 0.1915 INCHES MAXIMUM IN
Outer Member Width0.3280 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Features ProvidedFLUSH LUBRICATION FITTING
Outer Member Outside Diameter0.7500 INCHES NOMINAL IN
Thread Diameter0.250 INCHES NOMINAL IN
Shank Width Across Wrench Flats0.5000 INCHES NOMINAL IN
Static Radial Load Rating3700 POUNDS LBS
Shank StyleINTERNALLY THREADED W/HEXAGON END AND INSPECTION HOLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3439-00-064-0601 INTERCHANGEABLE
Holder,electrode,welding
5955-00-168-7402SM-A-618690-915 INTERCHANGEABLE
Crystal Unit,quartz
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
7520-00-205-2737H3 INTERCHANGEABLE
Airbrush,artist's
Paasche Airbrush Co
3895-00-234-2545 INTERCHANGEABLE
Rooter,road
5305-00-389-9298H3 INTERCHANGEABLE
Screw
Fmc Corp
3030-00-528-4626 INTERCHANGEABLE
Belt,v
3120-00-554-2002H3S INTERCHANGEABLE
Bearing,plain,rod End
Sargent Aerospace & Defense, Llc Dba Kahr Bearings
2510-00-618-51236185123 INTERCHANGEABLE
Plate
U S Army Tank Automotive Command Amsta-Im-Mm
1730-00-761-8032 INTERCHANGEABLE
Brake Shoe,gearshaf
5940-00-764-9388H3 INTERCHANGEABLE
Terminal Board
Powers Holdings Inc Dba Fire Brick Engineers Co Div Curtis Industries
Cross-Reference Index
Part NumberManufacturer
H3 Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
H3FN PRIMARY U S Bearings (USA)
H3SFN PRIMARY Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
Related Parts
3439-00-064-0601INTERCHANGEABLE
HOLDER,ELECTRODE,WELDING
5955-00-168-7402INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
SM-A-618690-915
7520-00-205-2737INTERCHANGEABLE
AIRBRUSH,ARTIST'S
H3
3895-00-234-2545INTERCHANGEABLE
ROOTER,ROAD
5305-00-389-9298INTERCHANGEABLE
SCREW
H3
3030-00-528-4626INTERCHANGEABLE
BELT,V
3120-00-554-2002INTERCHANGEABLE
BEARING,PLAIN,ROD END
H3S
2510-00-618-5123INTERCHANGEABLE
PLATE
6185123
1730-00-761-8032INTERCHANGEABLE
BRAKE SHOE,GEARSHAF
5940-00-764-9388INTERCHANGEABLE
TERMINAL BOARD
H3
6625-00-819-1188INTERCHANGEABLE
GENERATOR,SWEEP
H3
3410-00-979-1342INTERCHANGEABLE
GRINDING MACHINE,ELECTROMECHANIC

Frequently Asked Questions

What is NSN 3120-00-661-7485?

NSN 3120-00-661-7485 is a Bearing,plain,rod End, manufactured by U S Bearings, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-661-7485?

NSN 3120-00-661-7485 has 3 cross-referenced part numbers: H3 (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), H3FN (U S Bearings), H3SFN (Sargent Aerospace & Defense, Llc Dba Kahr Bearings).

What NSN replaces 3120-00-661-7485?

There are 12 known substitutes for 3120-00-661-7485: 3439-00-064-0601, 5955-00-168-7402, 7520-00-205-2737 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H3FN?

Key specifications for H3FN: Style Designator: BALL TYPE; Thread Series Designator: UNF; Material: STEEL OVERALL; Lubrication Feature: GROOVE EXTERNAL INNER MEMBER. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-661-7485 still in active supply?

NSN 3120-00-661-7485 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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