PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2438-21Tube,metering

Clark-Reliance Llc Dba Jacoby-Tarbox · NSN 6680-01-443-3923 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-443-3923 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-443-3923. Primary manufacturer part number: 2438-21.
Features
  • Tube,metering — FSC 6680
  • 2 verified cross-references
  • Primary manufacturer: Clark-Reliance Llc Dba Jacoby-Tarbox
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Tube,metering, cataloged under National Stock Number 6680-01-443-3923, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Clark-Reliance Llc Dba Jacoby-Tarbox. This item has 2 commercial cross-references from 1 manufacturer, 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 NameTube,metering
FSC / FSG6680 — No Item Name Available (FSG 66)
ManufacturersClark-Reliance Llc Dba Jacoby-Tarbox (CAGE 95094)
Technical Specifications
ParameterValue
NSN6680-01-443-3923
Primary Part Number2438-21
Item NameTube,metering
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerClark-Reliance Llc Dba Jacoby-Tarbox
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-173-3158 INTERCHANGEABLE
Gasket
5310-00-194-00192438 INTERCHANGEABLE
Washer,flat
Telemechanics Inc
5975-00-280-60522438 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
2825-00-388-12032438 INTERCHANGEABLE
Liner Assembly
Northrop Grumman Systems Corporation Div Marine Systems
5310-00-820-6712 INTERCHANGEABLE
Washer,flat
3020-01-070-91022438 INTERCHANGEABLE
Pulley,groove
Lebus International, Inc.
4820-01-110-7236 INTERCHANGEABLE
Stem,fluid Valve
5999-01-142-44882438 INTERCHANGEABLE
Heater,thermal Release
Joslyn Clark Controls, Llc
5120-01-144-5330ANS1905A INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
4720-01-210-0357243-8 INTERCHANGEABLE
Hose,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
Cross-Reference Index
Part NumberManufacturer
2438 Clark-Reliance Llc Dba Jacoby-Tarbox (USA)
2438-21 PRIMARY Clark-Reliance Llc Dba Jacoby-Tarbox (USA)
Related Parts
5330-00-173-3158INTERCHANGEABLE
GASKET
5310-00-194-0019INTERCHANGEABLE
WASHER,FLAT
2438
5975-00-280-6052INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2438
2825-00-388-1203INTERCHANGEABLE
LINER ASSEMBLY
2438
5310-00-820-6712INTERCHANGEABLE
WASHER,FLAT
3020-01-070-9102INTERCHANGEABLE
PULLEY,GROOVE
2438
4820-01-110-7236INTERCHANGEABLE
STEM,FLUID VALVE
5999-01-142-4488INTERCHANGEABLE
HEATER,THERMAL RELEASE
2438
5120-01-144-5330INTERCHANGEABLE
SOCKET,SOCKET WRENCH
ANS1905A
4720-01-210-0357INTERCHANGEABLE
HOSE,NONMETALLIC
243-8
6110-01-430-2402INTERCHANGEABLE
CONTACTOR,MAGNETIC
6680-01-444-2411INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
2438-48

Frequently Asked Questions

What is NSN 6680-01-443-3923?

NSN 6680-01-443-3923 is a Tube,metering, manufactured by Clark-Reliance Llc Dba Jacoby-Tarbox, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-443-3923?

NSN 6680-01-443-3923 has 2 cross-referenced part numbers: 2438 (Clark-Reliance Llc Dba Jacoby-Tarbox), 2438-21 (Clark-Reliance Llc Dba Jacoby-Tarbox).

What NSN replaces 6680-01-443-3923?

There are 12 known substitutes for 6680-01-443-3923: 5330-00-173-3158, 5310-00-194-0019, 5975-00-280-6052 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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