PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7345020Cover,gearcase

Harmonic Drive L.l.c. · NSN 1680-00-867-7158 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-867-7158 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-867-7158. Primary manufacturer part number: 7345020.
Features
  • Cover,gearcase — FSC 1680
  • 3 verified cross-references
  • Primary manufacturer: Harmonic Drive L.l.c.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cover,gearcase, cataloged under National Stock Number 1680-00-867-7158, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Harmonic Drive L.l.c.. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCover,gearcase
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersAerocontrolex Group, Inc. Div Talley Actuators (CAGE 98889); Harmonic Drive L.l.c. (CAGE 34519)
Technical Specifications
ParameterValue
NSN1680-00-867-7158
Primary Part Number7345020
Item NameCover,gearcase
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerHarmonic Drive L.l.c.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3010-00-356-3346SC-C-70505 INTERCHANGEABLE
Clutch Assembly,friction
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5365-01-204-137511892 INTERCHANGEABLE
Spacer,plate
Grimes Aerospace Company
5360-01-341-286711892-G INTERCHANGEABLE
Spring,helical,extension
DP Manufacturing Inc.
3110-01-547-9754120-7633 INTERCHANGEABLE
Bearing,roller,thrust
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
7345020 Aerocontrolex Group, Inc. Div Talley Actuators (USA)
7345020 PRIMARY Harmonic Drive L.l.c. (USA)
11892 Aerocontrolex Group, Inc. Div Talley Actuators (USA)
Related Parts
3010-00-356-3346INTERCHANGEABLE
CLUTCH ASSEMBLY,FRICTION
SC-C-70505
5365-01-204-1375INTERCHANGEABLE
SPACER,PLATE
11892
5360-01-341-2867INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
11892-G
3110-01-547-9754INTERCHANGEABLE
BEARING,ROLLER,THRUST
120-7633

Frequently Asked Questions

What is NSN 1680-00-867-7158?

NSN 1680-00-867-7158 is a Cover,gearcase, manufactured by Harmonic Drive L.l.c., classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-867-7158?

NSN 1680-00-867-7158 has 3 cross-referenced part numbers: 7345020 (Aerocontrolex Group, Inc. Div Talley Actuators), 7345020 (Harmonic Drive L.l.c.), 11892 (Aerocontrolex Group, Inc. Div Talley Actuators).

What NSN replaces 1680-00-867-7158?

There are 4 known substitutes for 1680-00-867-7158: 3010-00-356-3346, 5365-01-204-1375, 5360-01-341-2867 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com