PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45-1377SS02BX6M200Gage,pressure,dial Indicating

Ashcroft Inc Dba Heise · NSN 6685-00-827-3135 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-827-3135 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-827-3135. Primary manufacturer part number: 45-1377SS02BX6M200.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: ALUMINUM CASE
  • Color: BLACK CASE
  • Surface Treatment: ENAMEL CASE
  • Material: GLASS PROTECTIVE CRYSTAL
  • Material: STEEL CORROSION RESISTING ACTUATING ELEMENT
  • Stud Quantity: 3
  • Adjustability: ADJUSTABLE
Applications
  • Applications requiring Aluminum Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-827-3135, 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 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-827-3135
Primary Part Number45-1377SS02BX6M200
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusCANCELLED
MaterialALUMINUM CASE
ColorBLACK CASE
Surface TreatmentENAMEL CASE
MaterialGLASS PROTECTIVE CRYSTAL
MaterialSTEEL CORROSION RESISTING ACTUATING ELEMENT
Stud Quantity3
AdjustabilityADJUSTABLE
Connection TypeEXTERNAL
Connector Type VentNOT PROVIDED
Scale NamePRESSURE
Scale Smallest Increment2.0 POUNDS PER SQUARE INCH (PSI) LBS
Scale TypeSINGLE
Actuation TypeSINGLE BOURDON TUBE
Bezel TypeHINGE
Stud LocationBACK
Scale Accuracy1/2 OF 1 PCT ENTIRE RANGE
Connection LocationLOWER BACK
Unable to DecodeUNABLE TO DECODE
Dial Size4-1/2 IN. DIA IN
Pointer TypeINDICATING
Mounting MethodFLUSH PANEL AND STUD(S)
Pointer ColorBLACK
Connection Quantity1
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Scale Range+0.0 TO 200.0 POUNDS PRESSURE PER SQUARE INCH LBS
Graduation Unit20.0 POUNDS PER SQUARE INCH LBS
Connection Size0.250 IN. NPT IN
Overall Diameter6.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6685-00-435-9267AA446PH4RW INTERCHANGEABLE
Gage,pressure,dial Indicating
Weksler Glass Thermometer Corp
5998-00-461-2054 INTERCHANGEABLE
Circuit Card Assembly
5980-00-584-2267 INTERCHANGEABLE
Coupler,optoelectronic
4320-00-653-5494411000-1 INTERCHANGEABLE
Pump Unit,centrifugal
Western Sky Industries Inc Dba Electromech Techologies
5306-01-238-120741-100-01 INTERCHANGEABLE
Bolt,machine
Kohler Co Engine Plant Div
Cross-Reference Index
Part NumberManufacturer
45-1377SS02BX6M200 PRIMARY Ashcroft Inc Dba Heise (USA)
1WRF03877ATA001 Bellofram Corporation (USA)
4-1100-01 Air Products & Chemicals, Inc (USA)
1933 Ametek, Inc. Div Aerospace & Defense (USA)
AA446PH4RWA PRIMARY Weksler Glass Thermometer Corp (USA)
1WRF03877ATA001 Desco Corp Marsh Bellofram Div (USA)
Related Parts
6685-00-435-9267INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
AA446PH4RW
5998-00-461-2054INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5980-00-584-2267INTERCHANGEABLE
COUPLER,OPTOELECTRONIC
4320-00-653-5494INTERCHANGEABLE
PUMP UNIT,CENTRIFUGAL
411000-1
5306-01-238-1207INTERCHANGEABLE
BOLT,MACHINE
41-100-01

Frequently Asked Questions

What is NSN 6685-00-827-3135?

NSN 6685-00-827-3135 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-827-3135?

NSN 6685-00-827-3135 has 6 cross-referenced part numbers: 45-1377SS02BX6M200 (Ashcroft Inc Dba Heise), 1WRF03877ATA001 (Bellofram Corporation), 4-1100-01 (Air Products & Chemicals, Inc), 1933 (Ametek, Inc. Div Aerospace & Defense), AA446PH4RWA (Weksler Glass Thermometer Corp) and 1 more.

What NSN replaces 6685-00-827-3135?

There are 5 known substitutes for 6685-00-827-3135: 6685-00-435-9267, 5998-00-461-2054, 5980-00-584-2267 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45-1377SS02BX6M200?

Key specifications for 45-1377SS02BX6M200: Material: ALUMINUM CASE; Color: BLACK CASE; Surface Treatment: ENAMEL CASE; Material: GLASS PROTECTIVE CRYSTAL. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-827-3135 still in active supply?

NSN 6685-00-827-3135 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.
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