PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3841Guide,bearing Seal

Allison Transmission Inc Dba Allison Transmission, Inc · NSN 4920-00-300-3738 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-300-3738 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-300-3738. Primary manufacturer part number: 3841.
Features
  • Guide,bearing Seal — FSC 4920
  • General Characteristics Item Description: USED WITH DRIVER P/N 6796196 TO INSTALL THE TURBINE REAR BEARING LABYRINTH SEAL DURING OVERHAUL OF THE T56 ENGINE
  • 3 verified cross-references
  • Primary manufacturer: Allison Transmission Inc Dba Allison Transmission, Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Guide,bearing Seal, cataloged under National Stock Number 4920-00-300-3738, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-00-300-3738
Primary Part Number3841
Item NameGuide,bearing Seal
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerAllison Transmission Inc Dba Allison Transmission, Inc
StatusACTIVE
General Characteristics Item DescriptionUSED WITH DRIVER P/N 6796196 TO INSTALL THE TURBINE REAR BEARING LABYRINTH SEAL DURING OVERHAUL OF THE T56 ENGINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4710-00-133-3246384-1 INTERCHANGEABLE
Tube Assembly,metal
Eaton Metal Products Company Llc
5930-00-251-46192GK51-73 INTERCHANGEABLE
Switch,toggle
Carling Technologies, Inc Dba Carlingswitch
4730-00-287-3480384-1 INTERCHANGEABLE
Elbow,pipe
Crane Co Div Valve Div
3120-00-474-38113841 INTERCHANGEABLE
Bearing,sleeve
Triumph Engine Control Systems Llc
5975-00-612-1995 INTERCHANGEABLE
Clamp,ground
5935-00-643-9875 INTERCHANGEABLE
Adapter,connector
5330-00-833-8352 INTERCHANGEABLE
Rubber Strip
5340-01-225-92243841 INTERCHANGEABLE
Clamp,block
Kearflex Engineering Company
6680-01-411-74174 IN. FIF-N/BRZ/TBS/NEO INTERCHANGEABLE
Indicator,sight,liquid
John G Papailias Co Inc Dba J G Papailias
4130-01-541-7383 INTERCHANGEABLE
Accumulator,refrigerant
Cross-Reference Index
Part NumberManufacturer
3841 PRIMARY Allison Transmission Inc Dba Allison Transmission, Inc (USA)
3841 General Motors Llc Dba General Motors Llc (USA)
3841 General Motors Corp (USA)
Related Parts
4710-00-133-3246INTERCHANGEABLE
TUBE ASSEMBLY,METAL
384-1
5930-00-251-4619INTERCHANGEABLE
SWITCH,TOGGLE
2GK51-73
4730-00-287-3480INTERCHANGEABLE
ELBOW,PIPE
384-1
3120-00-474-3811INTERCHANGEABLE
BEARING,SLEEVE
3841
5975-00-612-1995INTERCHANGEABLE
CLAMP,GROUND
5935-00-643-9875INTERCHANGEABLE
ADAPTER,CONNECTOR
5330-00-833-8352INTERCHANGEABLE
RUBBER STRIP
5340-01-225-9224INTERCHANGEABLE
CLAMP,BLOCK
3841
6680-01-411-7417INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
4 IN. FIF-N/BRZ/TBS/NEO
4130-01-541-7383INTERCHANGEABLE
ACCUMULATOR,REFRIGERANT
6550-01-552-9338INTERCHANGEABLE
TEST KIT,ANTHRAX DETECTION
3841

Frequently Asked Questions

What is NSN 4920-00-300-3738?

NSN 4920-00-300-3738 is a Guide,bearing Seal, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-300-3738?

NSN 4920-00-300-3738 has 3 cross-referenced part numbers: 3841 (Allison Transmission Inc Dba Allison Transmission, Inc), 3841 (General Motors Llc Dba General Motors Llc), 3841 (General Motors Corp).

What NSN replaces 4920-00-300-3738?

There are 11 known substitutes for 4920-00-300-3738: 4710-00-133-3246, 5930-00-251-4619, 4730-00-287-3480 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3841?

Key specifications for 3841: General Characteristics Item Description: USED WITH DRIVER P/N 6796196 TO INSTALL THE TURBINE REAR BEARING LABYRINTH SEAL DURING OVERHAUL OF THE T56 ENGINE. 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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