PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

38700Gage,compound Pressure-Vacuum-Te

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-515-5354 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-515-5354 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-515-5354. Primary manufacturer part number: 38700.
Features
  • Gage,compound Pressure-Vacuum-Te — FSC 6685
  • Overall Diameter: 3.740 INCHES NOMINAL IN
  • Material: GLASS PROTECTIVE CRYSTAL
  • Scale Smallest Increment: 2.0 DEGREES AND 10.0 INCHES AND 5.0 POUNDS PER SQUARE INCH (PSI) LBS
  • Dial Size: 3-1/2 IN. DIA IN
  • Bezel Type: SNAP-ON
  • Material: COPPER ALLOY 511 ACTUATING ELEMENT
  • Connection Location: LOWER
Applications
  • Applications requiring Glass Protective Crystal construction
General Description

The Gage,compound Pressure-Vacuum-Te, cataloged under National Stock Number 6685-00-515-5354, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ametek, Inc. Div Aerospace & Defense. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-515-5354
Primary Part Number38700
Item NameGage,compound Pressure-Vacuum-Te
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusCANCELLED
Overall Diameter3.740 INCHES NOMINAL IN
MaterialGLASS PROTECTIVE CRYSTAL
Scale Smallest Increment2.0 DEGREES AND 10.0 INCHES AND 5.0 POUNDS PER SQUARE INCH (PSI) LBS
Dial Size3-1/2 IN. DIA IN
Bezel TypeSNAP-ON
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
Connection LocationLOWER
AdjustabilityNONADJUSTABLE
Scale Range-50.0 TO 170.0 DEG FAHRENHEIT AND +0.0 TO 30.0 INCHES OF MERCURY AND +0.0 TO 300.0 POUNDS PRESSURE PER SQUARE INCH LBS
Scale Name for Which Pointer Is DesignedPRESSURE AND VACUUM AND TEMPERATURE
Surface TreatmentENAMEL CASE
Connection TypeEXTERNAL
Unable to DecodeUNABLE TO DECODE
Scale Accuracy2 PCT ACCURACY RATING MIDDLE HALF OF RANGE; 2 PCT ACCURACY RATING MIDDLE HALF OF RANGE
Scale TypeMULTIPLE
Actuation TypeSINGLE BOURDON TUBE
MaterialSTEEL CASE
Connector Type VentNOT PROVIDED
Connection Quantity1
Mounting MethodRIGID STEM
Pointer ColorBLACK
Pointer TypeINDICATING
Connection Size0.250 IN. NPT DIA IN
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND; BLACK FIGURES ON WHITE BAKCGROUND; RED FIGURES ON WHITE BACKGROUND
Scale NamePRESSURE AND PRESSURE-VACUUM AND TEMPERATURE
Graduation Unit10.0 DEGREES AND 30.0 INCHES OF MERCURY AND 30.0 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5950-00-254-3999SMB182466 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2520-00-359-00363278L64 INTERCHANGEABLE
Spider,differential
Meritor Industrial Products, Llc
5950-00-789-510838700 INTERCHANGEABLE
Coil,electrical
Prestolite Electric Inc
Cross-Reference Index
Part NumberManufacturer
GAG69 Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA)
GAG69 Siemens Energy, Inc. Dba Dresser-Rand (USA)
GAG69 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
C500AD18564-1 Ametek, Inc. Div Aerospace & Defense (USA)
38700 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
Related Parts
5950-00-254-3999INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SMB182466
2520-00-359-0036INTERCHANGEABLE
SPIDER,DIFFERENTIAL
3278L64
5950-00-789-5108INTERCHANGEABLE
COIL,ELECTRICAL
38700

Frequently Asked Questions

What is NSN 6685-00-515-5354?

NSN 6685-00-515-5354 is a Gage,compound Pressure-Vacuum-Te, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-515-5354?

NSN 6685-00-515-5354 has 5 cross-referenced part numbers: GAG69 (Dresser-Rand Co Worthington Compressor Opn a Joint Venture), GAG69 (Siemens Energy, Inc. Dba Dresser-Rand), GAG69 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), C500AD18564-1 (Ametek, Inc. Div Aerospace & Defense), 38700 (Ametek, Inc. Div Aerospace & Defense).

What NSN replaces 6685-00-515-5354?

There are 3 known substitutes for 6685-00-515-5354: 5950-00-254-3999, 2520-00-359-0036, 5950-00-789-5108. Verify interchangeability with system specifications before substitution.

What are the specifications of 38700?

Key specifications for 38700: Overall Diameter: 3.740 INCHES NOMINAL IN; Material: GLASS PROTECTIVE CRYSTAL; Scale Smallest Increment: 2.0 DEGREES AND 10.0 INCHES AND 5.0 POUNDS PER SQUARE INCH (PSI) LBS; Dial Size: 3-1/2 IN. DIA IN. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-515-5354 still in active supply?

NSN 6685-00-515-5354 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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