PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

389523Line Drop Board

Itw Gse Inc. · NSN 1680-01-100-7639 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-100-7639 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-100-7639. Primary manufacturer part number: 389523.
Features
  • Line Drop Board — FSC 1680
  • 2 verified cross-references
  • Primary manufacturer: Itw Gse Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Line Drop Board, cataloged under National Stock Number 1680-01-100-7639, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Itw Gse Inc.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameLine Drop Board
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersItw Gse Inc. (CAGE 0SMN2); Hobart Bros Co (CAGE 28835)
Technical Specifications
ParameterValue
NSN1680-01-100-7639
Primary Part Number389523
Item NameLine Drop Board
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerItw Gse Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2840-00-797-2745389523 INTERCHANGEABLE
Bracket Assy,angle
Paradigm Manchester Inc. Dba Pursuit Aerospace
6520-01-499-4094000952U0 INTERCHANGEABLE
Bur,dental,finishing
Peter Brasseler Holdings, Llc. Div Dental
Cross-Reference Index
Part NumberManufacturer
389523 PRIMARY Itw Gse Inc. (USA)
389523 Hobart Bros Co (USA)
Related Parts
2840-00-797-2745INTERCHANGEABLE
BRACKET ASSY,ANGLE
389523
6520-01-499-4094INTERCHANGEABLE
BUR,DENTAL,FINISHING
000952U0

Frequently Asked Questions

What is NSN 1680-01-100-7639?

NSN 1680-01-100-7639 is a Line Drop Board, manufactured by Itw Gse Inc., classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-100-7639?

NSN 1680-01-100-7639 has 2 cross-referenced part numbers: 389523 (Itw Gse Inc.), 389523 (Hobart Bros Co).

What NSN replaces 1680-01-100-7639?

There are 2 known substitutes for 1680-01-100-7639: 2840-00-797-2745, 6520-01-499-4094. Verify interchangeability with system specifications before substitution.

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