PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6703500Cone Assembly,inner

General Motors Corp · NSN 2840-00-439-1803 · FSC 2840 · No Item Name Available
Verified by PartsTable
NSN 2840-00-439-1803 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-439-1803. Primary manufacturer part number: 6703500.
Features
  • Cone Assembly,inner — FSC 2840
  • Criticality Code Justification: AGAV
  • 3 verified cross-references
  • Primary manufacturer: General Motors Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cone Assembly,inner, cataloged under National Stock Number 2840-00-439-1803, is classified within Federal Supply Class 2840 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is General Motors Corp. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2840-00-439-1803
Primary Part Number6703500
Item NameCone Assembly,inner
FSC / FSG2840 / 28 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Criticality Code JustificationAGAV
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
1420-00-884-74086703500 INTERCHANGEABLE
Module,encapsulated
Lockheed Martin Corporation Div Rotary and Mission Systems
5331-01-277-48766703500 INTERCHANGEABLE
O-Ring
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
6703500 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
6703500 Rolls-Royce Corporation (USA)
6703500 PRIMARY General Motors Corp (USA)
Related Parts
1420-00-884-7408INTERCHANGEABLE
MODULE,ENCAPSULATED
6703500
5331-01-277-4876INTERCHANGEABLE
O-RING
6703500

Frequently Asked Questions

What is NSN 2840-00-439-1803?

NSN 2840-00-439-1803 is a Cone Assembly,inner, manufactured by General Motors Corp, classified under FSC 2840 (No Item Name Available). Status: active.

What are the part numbers for NSN 2840-00-439-1803?

NSN 2840-00-439-1803 has 3 cross-referenced part numbers: 6703500 (Allison Transmission Inc Dba Allison Transmission, Inc), 6703500 (Rolls-Royce Corporation), 6703500 (General Motors Corp).

What NSN replaces 2840-00-439-1803?

There are 2 known substitutes for 2840-00-439-1803: 1420-00-884-7408, 5331-01-277-4876. Verify interchangeability with system specifications before substitution.

What are the specifications of 6703500?

Key specifications for 6703500: End Item Identification: J-33 AIRCRAFT ENGINE; Criticality Code Justification: AGAV. 2 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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