PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DST29-2Indicator,temperature,thermocoup

Mission Systems Davenport Inc. · NSN 6685-00-066-4581 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-066-4581 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-066-4581. Primary manufacturer part number: DST29-2.
Features
  • Indicator,temperature,thermocoup — FSC 6685
  • Presentation Type: DIAL
  • Current Type: AC
  • AC Voltage Rating: 115.0 VOLTS NOMINAL
  • Pointer Type: INDICATING ALL POINTERS
  • Frequency Rating: 400.0 HERTZ NOMINAL
  • Diameter: 2.000 INCHES NOMINAL IN
  • Phase: SINGLE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,temperature,thermocoup, cataloged under National Stock Number 6685-00-066-4581, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Mission Systems Davenport Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-066-4581
Primary Part NumberDST29-2
Item NameIndicator,temperature,thermocoup
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerMission Systems Davenport Inc.
StatusCANCELLED
Presentation TypeDIAL
Current TypeAC
AC Voltage Rating115.0 VOLTS NOMINAL
Pointer TypeINDICATING ALL POINTERS
Frequency Rating400.0 HERTZ NOMINAL
Diameter2.000 INCHES NOMINAL IN
PhaseSINGLE
Length6.000 INCHES NOMINAL IN
Scale Range+0.1 TO 1200.0 DEG CELSIUS ALL INDICATORS ALL SCALES
Electrical Connection Quantity1
Electrical Connection Identifying NumberMS33678C-18-9P
Pointer PurposeCURRENT TEMPERATURE
Individual MarkingTEMP DEG C X 100
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
6685-00-061-6255502BL10 INTERCHANGEABLE
Indicator,temperature,thermocoup
Horizon Aerospace Llc Dba Magnetics Division
6685-00-148-82479A375 INTERCHANGEABLE
Indicator,temperature,thermocoup
Transicoil Llc Dba Ads Transicoil Div Transicoil
6685-00-897-84008DJ100WAA2 INTERCHANGEABLE
Indicator,temperature,thermocoup
Ametek Inc Div Aerospace and Defense
6685-00-900-2651102576 INTERCHANGEABLE
Indicator,temperature,thermocoup
Astronautics Corporation of America
6685-00-933-7911DST29-3 INTERCHANGEABLE
Indicator,temperature,thermocoup
Mission Systems Davenport Inc.
6685-00-937-4039502BL10A INTERCHANGEABLE
Indicator,temperature,thermocoup
Horizon Aerospace Llc Dba Magnetics Division
6685-00-945-4979 INTERCHANGEABLE
Indicator,temperature,thermocoup
Cross-Reference Index
Part NumberManufacturer
6685PL1061374 Jednolity Indeks Materialowy - Uniform Material Index (POL)
DST29-2 PRIMARY Mission Systems Davenport Inc. (USA)
EHU15A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
DST29-1 Mission Systems Davenport Inc. (USA)
MILI27552 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6685-00-061-6255INTERCHANGEABLE
INDICATOR,TEMPERATURE,THERMOCOUP
502BL10
6685-00-148-8247INTERCHANGEABLE
INDICATOR,TEMPERATURE,THERMOCOUP
9A375
6685-00-897-8400INTERCHANGEABLE
INDICATOR,TEMPERATURE,THERMOCOUP
8DJ100WAA2
6685-00-900-2651INTERCHANGEABLE
INDICATOR,TEMPERATURE,THERMOCOUP
102576
6685-00-933-7911INTERCHANGEABLE
INDICATOR,TEMPERATURE,THERMOCOUP
DST29-3
6685-00-937-4039INTERCHANGEABLE
INDICATOR,TEMPERATURE,THERMOCOUP
502BL10A
6685-00-945-4979INTERCHANGEABLE
INDICATOR,TEMPERATURE,THERMOCOUP

Frequently Asked Questions

What is NSN 6685-00-066-4581?

NSN 6685-00-066-4581 is a Indicator,temperature,thermocoup, manufactured by Mission Systems Davenport Inc., classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-066-4581?

NSN 6685-00-066-4581 has 5 cross-referenced part numbers: 6685PL1061374 (Jednolity Indeks Materialowy - Uniform Material Index), DST29-2 (Mission Systems Davenport Inc.), EHU15A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), DST29-1 (Mission Systems Davenport Inc.), MILI27552 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6685-00-066-4581?

There are 7 known substitutes for 6685-00-066-4581: 6685-00-061-6255, 6685-00-148-8247, 6685-00-897-8400 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DST29-2?

Key specifications for DST29-2: Presentation Type: DIAL; Current Type: AC; AC Voltage Rating: 115.0 VOLTS NOMINAL; Pointer Type: INDICATING ALL POINTERS. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-066-4581 still in active supply?

NSN 6685-00-066-4581 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com