PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103000Bearing,plain,rod End

Cummins Inc. · NSN 3120-00-661-7445 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-661-7445 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-661-7445. Primary manufacturer part number: 103000.
Features
  • Bearing,plain,rod End — FSC 3120
  • Thread Class: 3B
  • Style Designator: BALL TYPE
  • Thread Series Designator: UNF
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE INNER MEMBER
  • Material: COPPER ALLOY RACE INSERT
  • Lubrication Feature: GROOVE EXTERNAL INNER MEMBER
  • Thread Quantity Per Inch: 24
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Race Insert construction
General Description

The Bearing,plain,rod End, cataloged under National Stock Number 3120-00-661-7445, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 18 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-661-7445
Primary Part Number103000
Item NameBearing,plain,rod End
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCummins Inc.
StatusCANCELLED
Thread Class3B
Style DesignatorBALL TYPE
Thread Series DesignatorUNF
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE INNER MEMBER
MaterialCOPPER ALLOY RACE INSERT
Lubrication FeatureGROOVE EXTERNAL INNER MEMBER
Thread Quantity Per Inch24
Thread Diameter0.312 INCHES NOMINAL IN
Features ProvidedFLUSH LUBRICATION FITTING
MaterialSTEEL COMP E52100 INNER MEMBER
Outer Member Width0.3490 INCHES MAXIMUM IN
Bore Center to Shank End Distance1.3650 INCHES MINIMUM AND 1.3850 INCHES MAXIMUM IN
Thread DirectionLEFT-HAND
Outer Member Outside Diameter0.8650 INCHES MINIMUM AND 0.8850 INCHES MAXIMUM IN
Inner Member Width0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Shank Thread Length0.7188 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM IN
Shank StyleINTERNALLY THREADED
Bore Diameter0.3120 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5840-00-422-2107103000 INTERCHANGEABLE
Panel Control
L3harris Technologies, Inc Div Space & Airborne Systems
4820-00-528-283611010-3 INTERCHANGEABLE
Valve,safety Relief
Bahr Machine Company Inc Dba Bahr Machine Co
6115-00-548-1377PU107U INTERCHANGEABLE
Generator Set,gasoline Engine
Joint Electronics Type Designation System
5365-00-637-3881103000 INTERCHANGEABLE
Shim
Meggitt North Hollywood Inc
4720-00-848-1553103000 INTERCHANGEABLE
Hose,preformed
Allianz Sweeper Company
5998-01-117-0370 INTERCHANGEABLE
Circuit Card Assembly
5340-01-284-8243103000 INTERCHANGEABLE
Handle,bail
Thermodyne International, Ltd
5996-01-289-934710-3000 INTERCHANGEABLE
Amplifier,radio Frequency
L3 Technologies, Inc.
3431-01-464-600510-3000 INTERCHANGEABLE
Welding Machine,inverter
Thermal Dynamics Corp
8415-01-716-1070103000 INTERCHANGEABLE
Clothing Outfit,body Cooling
Rini Technologies, Inc. Dba Rini Technologies Inc
Cross-Reference Index
Part NumberManufacturer
103000 PRIMARY Cummins Inc. (USA)
10300 PRIMARY Cummins Inc. (USA)
Related Parts
5840-00-422-2107INTERCHANGEABLE
PANEL CONTROL
103000
4820-00-528-2836INTERCHANGEABLE
VALVE,SAFETY RELIEF
11010-3
6115-00-548-1377INTERCHANGEABLE
GENERATOR SET,GASOLINE ENGINE
PU107U
5365-00-637-3881INTERCHANGEABLE
SHIM
103000
4720-00-848-1553INTERCHANGEABLE
HOSE,PREFORMED
103000
5998-01-117-0370INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5340-01-284-8243INTERCHANGEABLE
HANDLE,BAIL
103000
5996-01-289-9347INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
10-3000
3431-01-464-6005INTERCHANGEABLE
WELDING MACHINE,INVERTER
10-3000
8415-01-716-1070INTERCHANGEABLE
CLOTHING OUTFIT,BODY COOLING
103000

Frequently Asked Questions

What is NSN 3120-00-661-7445?

NSN 3120-00-661-7445 is a Bearing,plain,rod End, manufactured by Cummins Inc., classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-661-7445?

NSN 3120-00-661-7445 has 2 cross-referenced part numbers: 103000 (Cummins Inc.), 10300 (Cummins Inc.).

What NSN replaces 3120-00-661-7445?

There are 10 known substitutes for 3120-00-661-7445: 5840-00-422-2107, 4820-00-528-2836, 6115-00-548-1377 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103000?

Key specifications for 103000: Thread Class: 3B; Style Designator: BALL TYPE; Thread Series Designator: UNF; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE INNER MEMBER. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-661-7445 still in active supply?

NSN 3120-00-661-7445 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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