PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8546M1Screw and Yoke Asse

Cef Industries Inc Environ Div · NSN 1680-01-300-1018 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-300-1018 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-300-1018. Primary manufacturer part number: 8546M1.
Features
  • Screw and Yoke Asse — FSC 1680
  • 3 verified cross-references
  • Primary manufacturer: Cef Industries Inc Environ Div
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw and Yoke Asse, cataloged under National Stock Number 1680-01-300-1018, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Cef Industries Inc Environ Div. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameScrew and Yoke Asse
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersCef Industries Inc Environ Div (CAGE 63665); Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (CAGE 78062)
Technical Specifications
ParameterValue
NSN1680-01-300-1018
Primary Part Number8546M1
Item NameScrew and Yoke Asse
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerCef Industries Inc Environ Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1680-01-222-25518546M1 INTERCHANGEABLE
Ballscrew Assembly
Cef Industries, Llc Dba Cef Industries Inc
Cross-Reference Index
Part NumberManufacturer
4344D2-3 Cef Industries Inc Environ Div (USA)
4344D2-3 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
8546M1 PRIMARY Cef Industries Inc Environ Div (USA)
Related Parts
1680-01-222-2551INTERCHANGEABLE
BALLSCREW ASSEMBLY
8546M1

Frequently Asked Questions

What is NSN 1680-01-300-1018?

NSN 1680-01-300-1018 is a Screw and Yoke Asse, manufactured by Cef Industries Inc Environ Div, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-300-1018?

NSN 1680-01-300-1018 has 3 cross-referenced part numbers: 4344D2-3 (Cef Industries Inc Environ Div), 4344D2-3 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 8546M1 (Cef Industries Inc Environ Div).

What NSN replaces 1680-01-300-1018?

There is 1 known substitute for 1680-01-300-1018: 1680-01-222-2551. Verify interchangeability with system specifications before substitution.

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