PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

246981Weight,counterbalance

Lockheed Martin Corp Electronics and Missiles Div · NSN 3040-01-186-1643 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-186-1643 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-186-1643. Primary manufacturer part number: 246981.
Features
  • Weight,counterbalance — FSC 3040
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corp Electronics and Missiles Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Weight,counterbalance, cataloged under National Stock Number 3040-01-186-1643, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lockheed Martin Corp Electronics and Missiles Div. 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.

Technical Specifications
ParameterValue
NSN3040-01-186-1643
Primary Part Number246981
Item NameWeight,counterbalance
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerLockheed Martin Corp Electronics and Missiles Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5970-00-899-6662 INTERCHANGEABLE
Insulation Sleeving,electrical
3020-01-095-6001 INTERCHANGEABLE
Gear,worm
5365-01-111-640624698-1 INTERCHANGEABLE
Shim
Teledyne Brown Engineering, Inc.
Cross-Reference Index
Part NumberManufacturer
246981 PRIMARY Lockheed Martin Corp Electronics and Missiles Div (USA)
Related Parts
5970-00-899-6662INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
3020-01-095-6001INTERCHANGEABLE
GEAR,WORM
5365-01-111-6406INTERCHANGEABLE
SHIM
24698-1

Frequently Asked Questions

What is NSN 3040-01-186-1643?

NSN 3040-01-186-1643 is a Weight,counterbalance, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-186-1643?

NSN 3040-01-186-1643 has 1 cross-referenced part number: 246981 (Lockheed Martin Corp Electronics and Missiles Div).

What NSN replaces 3040-01-186-1643?

There are 3 known substitutes for 3040-01-186-1643: 5970-00-899-6662, 3020-01-095-6001, 5365-01-111-6406. Verify interchangeability with system specifications before substitution.

What are the specifications of 246981?

Key specifications for 246981: End Item Identification: AIRCRAFT MODEL F-18; DETECTING-RANGING SET AN/AAS-38; Special Features: TUNGSTEN PER MIL-T-21014 TYPE 2 CLASS 3; 2.100 IN. LG; 0.600 IN. W; 0.156 IN. THK IN. 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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