PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73793Bearing,sleeve

Triumph Engine Control Systems Llc · NSN 3120-00-887-0403 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-887-0403 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-887-0403. Primary manufacturer part number: 73793.
Features
  • Bearing,sleeve — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Engine Control Systems Llc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-887-0403, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Triumph Engine Control Systems Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersTriumph Engine Control Systems Llc (CAGE 11599)
Technical Specifications
ParameterValue
NSN3120-00-887-0403
Primary Part Number73793
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-140-218673793 INTERCHANGEABLE
Gasket
L3harris Technologies, Inc Div Space & Airborne Systems
5360-00-200-63430681806 INTERCHANGEABLE
Spring,helical,compression
General Motors Llc Dba General Motors Llc
6650-00-433-228410682188 INTERCHANGEABLE
Mirror,optical Instrument
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
73793 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
5330-00-140-2186INTERCHANGEABLE
GASKET
73793
5360-00-200-6343INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
0681806
6650-00-433-2284INTERCHANGEABLE
MIRROR,OPTICAL INSTRUMENT
10682188

Frequently Asked Questions

What is NSN 3120-00-887-0403?

NSN 3120-00-887-0403 is a Bearing,sleeve, manufactured by Triumph Engine Control Systems Llc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-887-0403?

NSN 3120-00-887-0403 has 1 cross-referenced part number: 73793 (Triumph Engine Control Systems Llc).

What NSN replaces 3120-00-887-0403?

There are 3 known substitutes for 3120-00-887-0403: 5330-00-140-2186, 5360-00-200-6343, 6650-00-433-2284. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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