PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41GL-N00U-F15YThermometer,indicating,capillary

Ashcroft Inc Dba Heise · NSN 6685-00-406-4772 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-406-4772 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-406-4772. Primary manufacturer part number: 41GL-N00U-F15Y.
Features
  • Thermometer,indicating,capillary — FSC 6685
  • Style Designator: BULB W/O SOCKET
  • Nondefinitive Spec/std Data: C CLASS
  • Bulb Type: PLAIN RIGID
  • Bulb Style: PLAIN BULB W/BENDABLE EXTENSION
  • Bulb Quantity: 1
  • Active Portion Diameter: 0.9315 INCHES MINIMUM AND 0.9500 INCHES MAXIMUM IN
  • Pointer/pen Type and Quantity: 1 INDICATING SINGLE AND 1 REFERENCE SINGLE
Applications
  • Applications requiring Steel Corrosion Resisting Bulb construction
General Description

The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-00-406-4772, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-406-4772
Primary Part Number41GL-N00U-F15Y
Item NameThermometer,indicating,capillary
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusACTIVE
Style DesignatorBULB W/O SOCKET
Nondefinitive Spec/std DataC CLASS
Bulb TypePLAIN RIGID
Bulb StylePLAIN BULB W/BENDABLE EXTENSION
Bulb Quantity1
Active Portion Diameter0.9315 INCHES MINIMUM AND 0.9500 INCHES MAXIMUM IN
Pointer/pen Type and Quantity1 INDICATING SINGLE AND 1 REFERENCE SINGLE
Bulb Connection TypeINTEGRAL FLANGE
Indicator Connection MethodFLEXIBLE TUBE
Active Portion Length3.500 INCHES MINIMUM IN
Actuating MediumGAS THERMAL
Scale Measurement Range+20.000 TO 240.000 DEG FAHRENHEIT
Flexible Tube Length180.000 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING BULB
Case Diameter6.000 INCHES NOMINAL IN
Scale Smallest Increment2.0 DEG FAHRENHEIT
Scale Inscription/background ColorBLACK MARKING ON YELLOW BACKGROUND
MaterialALUMINUM METER CASE
Bulb Tip Length3.500 INCHES NOMINAL IN
Scale TypeCONCENTRIC DIAL
Dial Diameter4.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6685-00-405-240341GK-Y00U-F05Y INTERCHANGEABLE
Thermometer,indicating,capillary
Ashcroft Inc Dba Heise
6685-00-453-5870 INTERCHANGEABLE
Thermometer,indicating,capillary
6685-00-900-678041GHV00UA15Y INTERCHANGEABLE
Thermometer,indicating,capillary
Ashcroft Inc Dba Heise
6685-00-901-1223 INTERCHANGEABLE
Thermometer,indicating,capillary
Cross-Reference Index
Part NumberManufacturer
D014-199REVC Abb Kent-Taylor Inc (USA)
45-T8478K-40E-080-0150-20-240F Ashcroft Inc Dba Heise (USA)
MIL-T-19646 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
77KG0226415 Abb Kent-Taylor Inc (USA)
41GL-N00U-F15Y PRIMARY Ashcroft Inc Dba Heise (USA)
41GL-N00U-F15Y Weksler Glass Thermometer Corp (USA)
Related Parts
6685-00-405-2403INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
41GK-Y00U-F05Y
6685-00-453-5870INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
6685-00-900-6780INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
41GHV00UA15Y
6685-00-901-1223INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY

Frequently Asked Questions

What is NSN 6685-00-406-4772?

NSN 6685-00-406-4772 is a Thermometer,indicating,capillary, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-406-4772?

NSN 6685-00-406-4772 has 6 cross-referenced part numbers: D014-199REVC (Abb Kent-Taylor Inc), 45-T8478K-40E-080-0150-20-240F (Ashcroft Inc Dba Heise), MIL-T-19646 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 77KG0226415 (Abb Kent-Taylor Inc), 41GL-N00U-F15Y (Ashcroft Inc Dba Heise) and 1 more.

What NSN replaces 6685-00-406-4772?

There are 4 known substitutes for 6685-00-406-4772: 6685-00-405-2403, 6685-00-453-5870, 6685-00-900-6780 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 41GL-N00U-F15Y?

Key specifications for 41GL-N00U-F15Y: Style Designator: BULB W/O SOCKET; Nondefinitive Spec/std Data: C CLASS; Bulb Type: PLAIN RIGID; Bulb Style: PLAIN BULB W/BENDABLE EXTENSION. 21 total characteristics are documented in the Federal Logistics Information System.

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