PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50083Bearing,plain,rod End

Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc · NSN 3120-00-580-4172 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-580-4172 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-580-4172. Primary manufacturer part number: 50083.
Features
  • Bearing,plain,rod End — FSC 3120
  • Thread Direction: RIGHT-HAND
  • Thread Series Designator: UNF
  • Outer Member Width: 0.2810 INCHES MAXIMUM IN
  • Thread Diameter: 0.375 INCHES NOMINAL IN
  • Static Radial Load Rating: 13900 POUNDS LBS
  • Features Provided: EXTERNAL LUBRICATION FITTING
  • Material: GREASE LUBRICATION
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Grease Lubrication construction
General Description

The Bearing,plain,rod End, cataloged under National Stock Number 3120-00-580-4172, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-580-4172
Primary Part Number50083
Item NameBearing,plain,rod End
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNammo Defense Systems Inc. Dba Nammo Defense Systems Inc
StatusACTIVE
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNF
Outer Member Width0.2810 INCHES MAXIMUM IN
Thread Diameter0.375 INCHES NOMINAL IN
Static Radial Load Rating13900 POUNDS LBS
Features ProvidedEXTERNAL LUBRICATION FITTING
MaterialGREASE LUBRICATION
Thread Quantity Per Inch24
Inner Member Width0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
Style DesignatorBALL TYPE
Bore Diameter0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
Shank StyleEXTERNALLY THREADED
Thread Class3A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-154-760611193A INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5210-00-239-0487 INTERCHANGEABLE
Blade,combination Square
4520-00-300-782950083 INTERCHANGEABLE
Heating Element,electrical,nonim
American Wyott Corporation Dba Apw Wyott Food Service Equipment
3130-00-314-733550083 INTERCHANGEABLE
Housing,bearing Unit
Ambac International Corporation Div Ambac International
5306-00-483-622350083 INTERCHANGEABLE
Bolt,internally Relieved Body
Hamilton Sundstrand Corporation Dba Collins Aerospace
5330-00-599-515221158-1200 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
1650-00-605-351850083 INTERCHANGEABLE
Sleeve,hydraulic Pump
Parker Hannifin Corporation Div Hydraulic Systems Division
4320-00-755-1078AA65674L6 INTERCHANGEABLE
Pump,axial Pistons
Eaton Aerospace, Llc Dba Jackson South
5930-00-892-9362 INTERCHANGEABLE
Boot,dust and Moisture Seal
5305-00-978-9347 INTERCHANGEABLE
Screw,cap,socket Head
Cross-Reference Index
Part NumberManufacturer
50083 PRIMARY Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc (USA)
Related Parts
5330-00-154-7606INTERCHANGEABLE
SEAL,PLAIN ENCASED
11193A
5210-00-239-0487INTERCHANGEABLE
BLADE,COMBINATION SQUARE
4520-00-300-7829INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
50083
3130-00-314-7335INTERCHANGEABLE
HOUSING,BEARING UNIT
50083
5306-00-483-6223INTERCHANGEABLE
BOLT,INTERNALLY RELIEVED BODY
50083
5330-00-599-5152INTERCHANGEABLE
SEAL,PLAIN ENCASED
21158-1200
1650-00-605-3518INTERCHANGEABLE
SLEEVE,HYDRAULIC PUMP
50083
4320-00-755-1078INTERCHANGEABLE
PUMP,AXIAL PISTONS
AA65674L6
5930-00-892-9362INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
5305-00-978-9347INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5940-01-375-6738INTERCHANGEABLE
TERMINAL STRIP,GROUNDING
SM-A-801197-2
5930-01-492-5485INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
50083

Frequently Asked Questions

What is NSN 3120-00-580-4172?

NSN 3120-00-580-4172 is a Bearing,plain,rod End, manufactured by Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-580-4172?

NSN 3120-00-580-4172 has 1 cross-referenced part number: 50083 (Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc).

What NSN replaces 3120-00-580-4172?

There are 12 known substitutes for 3120-00-580-4172: 5330-00-154-7606, 5210-00-239-0487, 4520-00-300-7829 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50083?

Key specifications for 50083: Thread Direction: RIGHT-HAND; Thread Series Designator: UNF; Outer Member Width: 0.2810 INCHES MAXIMUM IN; Thread Diameter: 0.375 INCHES NOMINAL IN. 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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