PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

84418Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-526-6539 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-526-6539 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-526-6539. Primary manufacturer part number: 84418.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Nondefinitive Spec/std Data: 1 TYPE
  • Material: BRASS CASE
  • Material: PLASTIC PROTECTIVE CRYSTAL
  • FSC Application Data: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
  • Supplementary Features: POLISHED CASE
  • Overall Diameter: 2.810 INCHES NOMINAL IN
  • Scale Range: +0.0 TO 100.0 POUNDS PRESSURE PER SQUARE INCH LBS
Applications
  • Applications requiring Brass Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-526-6539, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN6685-00-526-6539
Primary Part Number84418
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusACTIVE
Nondefinitive Spec/std Data1 TYPE
MaterialBRASS CASE
MaterialPLASTIC PROTECTIVE CRYSTAL
FSC Application DataGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
Supplementary FeaturesPOLISHED CASE
Overall Diameter2.810 INCHES NOMINAL IN
Scale Range+0.0 TO 100.0 POUNDS PRESSURE PER SQUARE INCH LBS
Scale Smallest Increment2.0 POUNDS PER SQUARE INCH (PSI) LBS
Scale TypeSINGLE
Connection LocationBACK
Connector Type VentNOT PROVIDED
Scale Accuracy2 PERCENT MIDDLE HALF OF RANGE,3 PERCENT REMAINDER
Bezel TypeTHREAD
Graduation Unit20.0 POUNDS PER SQUARE INCH LBS
Pointer ColorBLACK
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Pointer TypeINDICATING
Connection TypeEXTERNAL
Connection Size0.250 IN. NPT DIA IN
Actuation TypeSINGLE BOURDON TUBE
Connection Quantity1
Dial Size2-1/2 IN. DIA IN
Scale NamePRESSURE
AdjustabilityNONADJUSTABLE
Mounting MethodRIGID STEM
Departure From Cited DesignatorAS MODIFIED BY CONNECTION LOCATION
MaterialBRONZE ACTUATING ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6685-00-246-2357 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-246-2365100135 INTERCHANGEABLE
Gage,pressure,dial Indicating
Champion Industries Inc.
2815-00-872-633023105 INTERCHANGEABLE
Crankshaft,engine
Westerbeke Corporation
8145-01-678-387084418 INTERCHANGEABLE
Shipping and Storage Container,e
Aerovironment, Inc.
Cross-Reference Index
Part NumberManufacturer
P500 Ametek, Inc. Div Aerospace & Defense (USA)
084418 Ametek, Inc. Div Aerospace & Defense (USA)
GG-G-76D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
84418 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
Related Parts
6685-00-246-2357INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-246-2365INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
100135
2815-00-872-6330INTERCHANGEABLE
CRANKSHAFT,ENGINE
23105
8145-01-678-3870INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
84418

Frequently Asked Questions

What is NSN 6685-00-526-6539?

NSN 6685-00-526-6539 is a Gage,pressure,dial Indicating, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-526-6539?

NSN 6685-00-526-6539 has 4 cross-referenced part numbers: P500 (Ametek, Inc. Div Aerospace & Defense), 084418 (Ametek, Inc. Div Aerospace & Defense), GG-G-76D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 84418 (Ametek, Inc. Div Aerospace & Defense).

What NSN replaces 6685-00-526-6539?

There are 4 known substitutes for 6685-00-526-6539: 6685-00-246-2357, 6685-00-246-2365, 2815-00-872-6330 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 84418?

Key specifications for 84418: Nondefinitive Spec/std Data: 1 TYPE; Material: BRASS CASE; Material: PLASTIC PROTECTIVE CRYSTAL; FSC Application Data: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE. 29 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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