PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G172-3Bearing,plain,rod End

Marathonnorco Aerospace, Inc. · NSN 3120-01-331-6337 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-331-6337 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-331-6337. Primary manufacturer part number: G172-3.
Features
  • Bearing,plain,rod End — FSC 3120
  • 3 verified cross-references
  • Primary manufacturer: Marathonnorco Aerospace, Inc.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,plain,rod End, cataloged under National Stock Number 3120-01-331-6337, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Marathonnorco Aerospace, Inc.. 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: Active.

Catalog Facts
Item NameBearing,plain,rod End
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersMarathonnorco Aerospace, Inc. (CAGE 08844); Roller Bearing Company of America, Inc. (CAGE 73134)
Technical Specifications
ParameterValue
NSN3120-01-331-6337
Primary Part NumberG172-3
Item NameBearing,plain,rod End
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMarathonnorco Aerospace, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-088-910692025-01 INTERCHANGEABLE
Meter,modulation
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
6625-00-187-1788 INTERCHANGEABLE
Ammeter
6625-00-221-2576 INTERCHANGEABLE
Multimeter
6625-00-228-8823 INTERCHANGEABLE
Voltmeter
6625-00-255-5806232-71 INTERCHANGEABLE
Voltmeter
Jewell Instruments Llc
6625-00-256-0600 INTERCHANGEABLE
Test Set,electron Tube
4730-00-426-8230213566 INTERCHANGEABLE
Cup,oil,lubricating
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
6625-00-539-8473 INTERCHANGEABLE
Voltmeter
6625-00-539-8814 INTERCHANGEABLE
Ammeter
6625-00-539-9722 INTERCHANGEABLE
Test Set,electron Tube
Cross-Reference Index
Part NumberManufacturer
G172-3 PRIMARY Marathonnorco Aerospace, Inc. (USA)
HM-3FG Roller Bearing Company of America, Inc. (USA)
HM-3 Roller Bearing Company of America, Inc. (USA)
Related Parts
6625-00-088-9106INTERCHANGEABLE
METER,MODULATION
92025-01
6625-00-187-1788INTERCHANGEABLE
AMMETER
6625-00-221-2576INTERCHANGEABLE
MULTIMETER
6625-00-228-8823INTERCHANGEABLE
VOLTMETER
6625-00-255-5806INTERCHANGEABLE
VOLTMETER
232-71
6625-00-256-0600INTERCHANGEABLE
TEST SET,ELECTRON TUBE
4730-00-426-8230INTERCHANGEABLE
CUP,OIL,LUBRICATING
213566
6625-00-539-8473INTERCHANGEABLE
VOLTMETER
6625-00-539-8814INTERCHANGEABLE
AMMETER
6625-00-539-9722INTERCHANGEABLE
TEST SET,ELECTRON TUBE
6625-00-649-4962INTERCHANGEABLE
METER,REPLACEMENT
702053-1REVC
6625-00-668-5068INTERCHANGEABLE
AMMETER
1309

Frequently Asked Questions

What is NSN 3120-01-331-6337?

NSN 3120-01-331-6337 is a Bearing,plain,rod End, manufactured by Marathonnorco Aerospace, Inc., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-331-6337?

NSN 3120-01-331-6337 has 3 cross-referenced part numbers: G172-3 (Marathonnorco Aerospace, Inc.), HM-3FG (Roller Bearing Company of America, Inc.), HM-3 (Roller Bearing Company of America, Inc.).

What NSN replaces 3120-01-331-6337?

There are 12 known substitutes for 3120-01-331-6337: 6625-00-088-9106, 6625-00-187-1788, 6625-00-221-2576 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com