PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-422Regulator,single to

Horizon Aerospace Llc Dba Magnetics Division · NSN 6685-00-180-8927 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-180-8927 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-180-8927. Primary manufacturer part number: 21-422.
Features
  • Regulator,single to — FSC 6685
  • 1 verified cross-reference
  • Primary manufacturer: Horizon Aerospace Llc Dba Magnetics Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Regulator,single to, cataloged under National Stock Number 6685-00-180-8927, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Horizon Aerospace Llc Dba Magnetics Division. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRegulator,single to
FSC / FSG6685 — No Item Name Available (FSG 66)
ManufacturersHorizon Aerospace Llc Dba Magnetics Division (CAGE 35918)
Technical Specifications
ParameterValue
NSN6685-00-180-8927
Primary Part Number21-422
Item NameRegulator,single to
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerHorizon Aerospace Llc Dba Magnetics Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3120-00-035-690221-422 INTERCHANGEABLE
Bearing,sleeve
Dresser Industries Inc Leroi Div
5930-00-044-480165302-12559-103 INTERCHANGEABLE
Switch,pressure
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
5325-00-290-8022214-22 INTERCHANGEABLE
Receptacle,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
5935-00-403-79652142-2 INTERCHANGEABLE
Jack,tip
Fluke Electronics Corp
2990-01-084-34845-21422L INTERCHANGEABLE
Starter,engine,air
Maradyne Corporation
5935-01-103-260721422 INTERCHANGEABLE
Connector,receptacle,electrical
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5935-01-621-70942142-2 INTERCHANGEABLE
Connector,receptacle,electrical
Pomona Electronics
Cross-Reference Index
Part NumberManufacturer
21-422 PRIMARY Horizon Aerospace Llc Dba Magnetics Division (USA)
Related Parts
3120-00-035-6902INTERCHANGEABLE
BEARING,SLEEVE
21-422
5930-00-044-4801INTERCHANGEABLE
SWITCH,PRESSURE
65302-12559-103
5325-00-290-8022INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
214-22
5935-00-403-7965INTERCHANGEABLE
JACK,TIP
2142-2
2990-01-084-3484INTERCHANGEABLE
STARTER,ENGINE,AIR
5-21422L
5935-01-103-2607INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
21422
5935-01-621-7094INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2142-2

Frequently Asked Questions

What is NSN 6685-00-180-8927?

NSN 6685-00-180-8927 is a Regulator,single to, manufactured by Horizon Aerospace Llc Dba Magnetics Division, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-180-8927?

NSN 6685-00-180-8927 has 1 cross-referenced part number: 21-422 (Horizon Aerospace Llc Dba Magnetics Division).

What NSN replaces 6685-00-180-8927?

There are 7 known substitutes for 6685-00-180-8927: 3120-00-035-6902, 5930-00-044-4801, 5325-00-290-8022 and 4 more. Verify interchangeability with system specifications before substitution.

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