PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31-103Bearing,sleeve

Raritan Engineering Company Inc · NSN 3120-01-443-2402 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-443-2402 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-443-2402. Primary manufacturer part number: 31-103.
Features
  • Bearing,sleeve — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Raritan Engineering Company Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-443-2402, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Raritan Engineering Company Inc. 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
NSN3120-01-443-2402
Primary Part Number31-103
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRaritan Engineering Company Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-201-355731-103 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
5136-00-239-2763 INTERCHANGEABLE
Die,thread Cutting
2920-00-450-949631-103 INTERCHANGEABLE
Switch,engine Starter,electrical
Pollak Joseph Corp
5930-00-827-9905 INTERCHANGEABLE
Switch,toggle
6665-00-828-4391 INTERCHANGEABLE
Detector,radiac
2940-01-239-5345 INTERCHANGEABLE
Filter Element,fluid
5330-01-326-190531103 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Liquid Metronics Inc
6515-01-419-6387311.03 INTERCHANGEABLE
Handle,screwdriver,maxillofacial
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
4730-01-451-3757 INTERCHANGEABLE
Strainer,sediment
4730-01-451-4994311-03 ITEM 7 INTERCHANGEABLE
Brush Scraper Assy.
The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C
Cross-Reference Index
Part NumberManufacturer
31-103 Raritan Engineering Company Inc (USA)
Related Parts
5935-00-201-3557INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
31-103
5136-00-239-2763INTERCHANGEABLE
DIE,THREAD CUTTING
2920-00-450-9496INTERCHANGEABLE
SWITCH,ENGINE STARTER,ELECTRICAL
31-103
5930-00-827-9905INTERCHANGEABLE
SWITCH,TOGGLE
6665-00-828-4391INTERCHANGEABLE
DETECTOR,RADIAC
2940-01-239-5345INTERCHANGEABLE
FILTER ELEMENT,FLUID
5330-01-326-1905INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
31103
6515-01-419-6387INTERCHANGEABLE
HANDLE,SCREWDRIVER,MAXILLOFACIAL
311.03
4730-01-451-3757INTERCHANGEABLE
STRAINER,SEDIMENT
4730-01-451-4994INTERCHANGEABLE
BRUSH SCRAPER ASSY.
311-03 ITEM 7
4820-01-451-5934INTERCHANGEABLE
VALVE,BALL
RJB3000-100-S6/F6S6TFGVHD
5365-01-573-9577INTERCHANGEABLE
SHIM
31103

Frequently Asked Questions

What is NSN 3120-01-443-2402?

NSN 3120-01-443-2402 is a Bearing,sleeve, manufactured by Raritan Engineering Company Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-443-2402?

NSN 3120-01-443-2402 has 1 cross-referenced part number: 31-103 (Raritan Engineering Company Inc).

What NSN replaces 3120-01-443-2402?

There are 12 known substitutes for 3120-01-443-2402: 5935-00-201-3557, 5136-00-239-2763, 2920-00-450-9496 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31-103?

Key specifications for 31-103: Part Name Assigned by Controlling Agency: MOTOR SHAFT BUSHING. 1 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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