PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2181Multiplexer Assembl

Smiths Aerospace, Inc., Electronic Systems-Grand Rapids · NSN 4935-01-093-1168 · FSC 4935 · No Item Name Available
Verified by PartsTable
NSN 4935-01-093-1168 — this item is cataloged by the U.S. Government under National Stock Number 4935-01-093-1168. Primary manufacturer part number: 2181.
Features
  • Multiplexer Assembl — FSC 4935
  • 4 verified cross-references
  • Primary manufacturer: Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Multiplexer Assembl, cataloged under National Stock Number 4935-01-093-1168, is classified within Federal Supply Class 4935 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMultiplexer Assembl
FSC / FSG4935 — No Item Name Available (FSG 49)
ManufacturersSmiths Aerospace, Inc., Electronic Systems-Grand Rapids (CAGE 30377); Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003)
Technical Specifications
ParameterValue
NSN4935-01-093-1168
Primary Part Number2181
Item NameMultiplexer Assembl
FSC / FSG4935 / 49 — No Item Name Available
ManufacturerSmiths Aerospace, Inc., Electronic Systems-Grand Rapids
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-224-8956 INTERCHANGEABLE
Handle,bow
5315-00-252-59662-181 INTERCHANGEABLE
Key,woodruff
Precision Aerospace Corporation Dba Precision Engine Control
4240-00-258-20542181 INTERCHANGEABLE
Goggles,industrial
Iso Group Inc Dba Iso Group Inc
6515-00-364-092010-2530 INTERCHANGEABLE
Scissors,general Surgical
Boss Instruments, Limited Inc
5999-00-581-34149000S6202-742907YPE3JR5-3A INTERCHANGEABLE
Light-Switch Assembly
Naval Ship Systems Command
3120-00-661-79802181 INTERCHANGEABLE
Bearing,sleeve
Weil Pump Co Inc
6550-00-926-22062181 INTERCHANGEABLE
Test Strips and Color Chart,bloo
Bayer Healthcare Llc Dba Bayer Healthcare-Viterion
6240-00-949-8109CM2181 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
4730-00-956-84442181 INTERCHANGEABLE
Parts Kit,steam Trap
Plenty Inc
6670-01-085-9745 INTERCHANGEABLE
Scale,weighing
Cross-Reference Index
Part NumberManufacturer
2181 PRIMARY Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
SA1715DKT23V Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
642AS8833 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
2859181 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
Related Parts
5340-00-224-8956INTERCHANGEABLE
HANDLE,BOW
5315-00-252-5966INTERCHANGEABLE
KEY,WOODRUFF
2-181
4240-00-258-2054INTERCHANGEABLE
GOGGLES,INDUSTRIAL
2181
6515-00-364-0920INTERCHANGEABLE
SCISSORS,GENERAL SURGICAL
10-2530
5999-00-581-3414INTERCHANGEABLE
LIGHT-SWITCH ASSEMBLY
9000S6202-742907YPE3JR5-3A
3120-00-661-7980INTERCHANGEABLE
BEARING,SLEEVE
2181
6550-00-926-2206INTERCHANGEABLE
TEST STRIPS AND COLOR CHART,BLOO
2181
6240-00-949-8109INTERCHANGEABLE
LAMP,INCANDESCENT
CM2181
4730-00-956-8444INTERCHANGEABLE
PARTS KIT,STEAM TRAP
2181
6670-01-085-9745INTERCHANGEABLE
SCALE,WEIGHING
6145-01-117-6361INTERCHANGEABLE
BRAID,WIRE
5340-01-224-3710INTERCHANGEABLE
BUMPER
2181-103

Frequently Asked Questions

What is NSN 4935-01-093-1168?

NSN 4935-01-093-1168 is a Multiplexer Assembl, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 4935 (No Item Name Available). Status: active.

What are the part numbers for NSN 4935-01-093-1168?

NSN 4935-01-093-1168 has 4 cross-referenced part numbers: 2181 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), SA1715DKT23V (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 642AS8833 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 2859181 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids).

What NSN replaces 4935-01-093-1168?

There are 12 known substitutes for 4935-01-093-1168: 5340-00-224-8956, 5315-00-252-5966, 4240-00-258-2054 and 9 more. Verify interchangeability with system specifications before substitution.

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