PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MW-4-23Bearing,plain,rod End

Timken Aurora Bearing Company · NSN 3120-01-119-3712 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-119-3712 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-119-3712. Primary manufacturer part number: MW-4-23.
Features
  • Bearing,plain,rod End — FSC 3120
  • Thread Quantity Per Inch: 28
  • Thread Direction: RIGHT-HAND
  • Material: COPPER ALLOY RACE INSERT
  • Material: STEEL COMP E52100 INNER LAYER
  • Bore Center to Shank End Distance: 1.3020 INCHES MINIMUM AND 1.3220 INCHES MAXIMUM IN
  • Bore Diameter: 0.2495 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN
  • Thread Series Designator: UNF
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 3120-01-119-3712, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Aurora Bearing Company. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-01-119-3712
Primary Part NumberMW-4-23
Item NameBearing,plain,rod End
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTimken Aurora Bearing Company
StatusCANCELLED
Thread Quantity Per Inch28
Thread DirectionRIGHT-HAND
MaterialCOPPER ALLOY RACE INSERT
MaterialSTEEL COMP E52100 INNER LAYER
Bore Center to Shank End Distance1.3020 INCHES MINIMUM AND 1.3220 INCHES MAXIMUM IN
Bore Diameter0.2495 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN
Thread Series DesignatorUNF
Style DesignatorBALL TYPE
Thread Diameter0.250 INCHES NOMINAL IN
Surface TreatmentCADMIUM ROD END BODY
Shank Width Across Wrench Flats0.1770 INCHES MINIMUM AND 0.1970 INCHES MAXIMUM IN
MaterialSTEEL COMP 1109 OR STEEL COMP 1110 OR STEEL COMP 1116 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1119 ROD END BODY
Inspection Hole Center to End Distance0.3070 INCHES MINIMUM AND 0.3170 INCHES MAXIMUM IN
Hardness Rating60.0 ROCKWELL C MINIMUM INNER MEMBER
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE ROD END BODY
Outer Member Width0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
Shank StyleINTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE
Inner Member Width0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
Thread Class3B
Outer Member Outside Diameter0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN
Features ProvidedEXTERNAL LUBRICATION FITTING AND SCREW PLUG CLOSURE FITTING
Shank Thread Length0.7500 INCHES NOMINAL IN
Static Radial Load Rating2704 POUNDS LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5310-00-209-0788 INTERCHANGEABLE
Washer,lock
5120-00-230-3670 INTERCHANGEABLE
Screwdriver,flat Tip
5905-00-400-088240-518-702-15E INTERCHANGEABLE
Resistor,fixed,film
Ge Aviation Systems Llc
5930-00-769-6909 INTERCHANGEABLE
Operator,switch
2590-00-866-5612HF4M INTERCHANGEABLE
Heating Element,electrical,immer
Hotstart Sales, Llc
5950-00-895-9209 INTERCHANGEABLE
Transformer,audio Frequency
5930-01-269-8968TR4 INTERCHANGEABLE
Switch,thermostatic
Reliant Heating and Controls Inc
5310-01-378-9686MW423 INTERCHANGEABLE
Washer,lock
Tattnall, County of Dba Tattnall County Sheriffs Office
5307-01-619-5031TR4 INTERCHANGEABLE
Stud,shouldered
Thorlabs, Inc
Cross-Reference Index
Part NumberManufacturer
MW-4-23 PRIMARY Timken Aurora Bearing Company (USA)
TR4 Stephens-Adamson Inc a Sub of Allis-Chalmers Corp (USA)
11083 Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
HF-4M Roller Bearing Company of America, Inc. (USA)
Related Parts
5310-00-209-0788INTERCHANGEABLE
WASHER,LOCK
5120-00-230-3670INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5905-00-400-0882INTERCHANGEABLE
RESISTOR,FIXED,FILM
40-518-702-15E
5930-00-769-6909INTERCHANGEABLE
OPERATOR,SWITCH
2590-00-866-5612INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,IMMER
HF4M
5950-00-895-9209INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5930-01-269-8968INTERCHANGEABLE
SWITCH,THERMOSTATIC
TR4
5310-01-378-9686INTERCHANGEABLE
WASHER,LOCK
MW423
5307-01-619-5031INTERCHANGEABLE
STUD,SHOULDERED
TR4

Frequently Asked Questions

What is NSN 3120-01-119-3712?

NSN 3120-01-119-3712 is a Bearing,plain,rod End, manufactured by Timken Aurora Bearing Company, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-01-119-3712?

NSN 3120-01-119-3712 has 4 cross-referenced part numbers: MW-4-23 (Timken Aurora Bearing Company), TR4 (Stephens-Adamson Inc a Sub of Allis-Chalmers Corp), 11083 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson), HF-4M (Roller Bearing Company of America, Inc.).

What NSN replaces 3120-01-119-3712?

There are 9 known substitutes for 3120-01-119-3712: 5310-00-209-0788, 5120-00-230-3670, 5905-00-400-0882 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MW-4-23?

Key specifications for MW-4-23: Overall Length: 1.6870 INCHES NOMINAL IN; Thread Quantity Per Inch: 28; Thread Direction: RIGHT-HAND; Material: COPPER ALLOY RACE INSERT. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-01-119-3712 still in active supply?

NSN 3120-01-119-3712 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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