PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-668Tube Assembly,fire

Kidde Technologies, Inc Div Kidde Aerospace and Defense · NSN 4210-00-136-2150 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-00-136-2150 — this item is cataloged by the U.S. Government under National Stock Number 4210-00-136-2150. Primary manufacturer part number: 20-668.
Features
  • Tube Assembly,fire — FSC 4210
  • General Characteristics Item Description: PREBENT TUBE WITH FITTING AT ONE END AND NOZZLE AT OPPOSITE END
  • 1 verified cross-reference
  • Primary manufacturer: Kidde Technologies, Inc Div Kidde Aerospace and Defense
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Tube Assembly,fire, cataloged under National Stock Number 4210-00-136-2150, is classified within Federal Supply Class 4210 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Kidde Technologies, Inc Div Kidde Aerospace and Defense. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4210-00-136-2150
Primary Part Number20-668
Item NameTube Assembly,fire
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerKidde Technologies, Inc Div Kidde Aerospace and Defense
StatusACTIVE
General Characteristics Item DescriptionPREBENT TUBE WITH FITTING AT ONE END AND NOZZLE AT OPPOSITE END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5305-00-011-04990901171-9 INTERCHANGEABLE
Screw,machine
Agco Corp Parts Opn
5110-00-062-5874 INTERCHANGEABLE
Punch and Die,knockout
5133-00-189-9289DBE44B INTERCHANGEABLE
Drill,twist
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
3455-00-516-405819837 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5340-00-868-688520668 INTERCHANGEABLE
Cover,access
Cadillac Gage Textron Inc.
2910-01-047-650720668 INTERCHANGEABLE
Nozzle,fuel Injection
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6680-01-091-7589TG2138A INTERCHANGEABLE
Generator,tachometer
Kollmorgen Corp
5962-01-290-1273 INTERCHANGEABLE
Microcircuit,linear
6240-01-419-5369 INTERCHANGEABLE
Lamp,fluorescent
5340-01-502-582920668 INTERCHANGEABLE
Lock,flush
Data-Pages, Inc.
Cross-Reference Index
Part NumberManufacturer
20-668 PRIMARY Kidde Technologies, Inc Div Kidde Aerospace and Defense (USA)
Related Parts
5305-00-011-0499INTERCHANGEABLE
SCREW,MACHINE
0901171-9
5110-00-062-5874INTERCHANGEABLE
PUNCH AND DIE,KNOCKOUT
5133-00-189-9289INTERCHANGEABLE
DRILL,TWIST
DBE44B
3455-00-516-4058INTERCHANGEABLE
REAMER,MACHINE
19837
5340-00-868-6885INTERCHANGEABLE
COVER,ACCESS
20668
2910-01-047-6507INTERCHANGEABLE
NOZZLE,FUEL INJECTION
20668
6680-01-091-7589INTERCHANGEABLE
GENERATOR,TACHOMETER
TG2138A
5962-01-290-1273INTERCHANGEABLE
MICROCIRCUIT,LINEAR
6240-01-419-5369INTERCHANGEABLE
LAMP,FLUORESCENT
5340-01-502-5829INTERCHANGEABLE
LOCK,FLUSH
20668
5310-01-616-7710INTERCHANGEABLE
WASHER,FLAT
20-668

Frequently Asked Questions

What is NSN 4210-00-136-2150?

NSN 4210-00-136-2150 is a Tube Assembly,fire, manufactured by Kidde Technologies, Inc Div Kidde Aerospace and Defense, classified under FSC 4210 (No Item Name Available). Status: active.

What are the part numbers for NSN 4210-00-136-2150?

NSN 4210-00-136-2150 has 1 cross-referenced part number: 20-668 (Kidde Technologies, Inc Div Kidde Aerospace and Defense).

What NSN replaces 4210-00-136-2150?

There are 11 known substitutes for 4210-00-136-2150: 5305-00-011-0499, 5110-00-062-5874, 5133-00-189-9289 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-668?

Key specifications for 20-668: General Characteristics Item Description: PREBENT TUBE WITH FITTING AT ONE END AND NOZZLE AT OPPOSITE END. 1 total characteristics are documented in the Federal Logistics Information System.

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