PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100438Gage,pressure,dial Indicating

Metadure Parts & Sales, Inc. · NSN 6685-00-630-2190 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-630-2190 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-630-2190. Primary manufacturer part number: 100438.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: BRASS CASE
  • Material: COPPER ALLOY 511 ACTUATING ELEMENT
  • Material: GLASS PROTECTIVE CRYSTAL
  • Overall Diameter: 2.810 INCHES NOMINAL IN
  • Pointer Color: BLACK
  • Scale Smallest Increment: 50.0 POUNDS LBS
  • Actuation Type: SINGLE BOURDON TUBE
Applications
  • Applications requiring Brass Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-630-2190, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Metadure Parts & Sales, Inc.. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-630-2190
Primary Part Number100438
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerMetadure Parts & Sales, Inc.
StatusCANCELLED
MaterialBRASS CASE
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
Overall Diameter2.810 INCHES NOMINAL IN
Pointer ColorBLACK
Scale Smallest Increment50.0 POUNDS LBS
Actuation TypeSINGLE BOURDON TUBE
Mounting Connection LocationBOTTOM
Scale Accuracy2 PCT MIDDLE HALF OF SCALE,3 PCT REMAINDER
Connection Quantity1
Scale NamePRESSURE
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Graduation Unit500.0 POUNDS LBS
Connection TypeEXTERNAL
Pointer TypeINDICATING
Scale TypeSINGLE
Bezel TypeTHREAD
AdjustabilityNONADJUSTABLE
Mounting MethodRIGID STEM
Scale Range+0.0 TO 5000.0 POUNDS PRESSURE PER SQUARE INCH LBS
Connector Type VentNOT PROVIDED
Connection LocationLOWER
Connection Size0.250 IN. NPT DIA IN
Dial Size2-1/2 IN. DIA IN
FSC Application DataGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
Nondefinitive Spec/std Data1 POLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5355-00-004-5255100438 INTERCHANGEABLE
Knob
Logimetrics Inc
5325-00-462-1090100438 INTERCHANGEABLE
Insert,screw Thread
Astronautics Corporation of America
4330-00-469-78879053-5018 INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation
5998-00-487-3167 INTERCHANGEABLE
Electronic Components Assembly
2805-00-679-6685100438 INTERCHANGEABLE
Sender Unit,fuel
Maxima Technologies & Systems Llc
4720-00-734-00817340081 INTERCHANGEABLE
Hose
U S Army Tank Automotive Command Amsta-Im-Mm
6680-01-300-4846100438 INTERCHANGEABLE
Transmitter,liquid Quantity
Maxima Technologies & Systems Llc
6680-01-426-746553015A INTERCHANGEABLE
Gage,gas Flow
Clarke Industries
Cross-Reference Index
Part NumberManufacturer
100438 PRIMARY Metadure Parts & Sales, Inc. (USA)
55A47A12 Naval Sea Systems Command (USA)
1AJC44040ADC Desco Corp Marsh Bellofram Div (USA)
55A47A12 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
55A47A12 Metadure Parts & Sales, Inc. (USA)
55A47A12 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
2814960 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5355-00-004-5255INTERCHANGEABLE
KNOB
100438
5325-00-462-1090INTERCHANGEABLE
INSERT,SCREW THREAD
100438
4330-00-469-7887INTERCHANGEABLE
FILTER ELEMENT,FLUID
9053-5018
5998-00-487-3167INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
2805-00-679-6685INTERCHANGEABLE
SENDER UNIT,FUEL
100438
4720-00-734-0081INTERCHANGEABLE
HOSE
7340081
6680-01-300-4846INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
100438
6680-01-426-7465INTERCHANGEABLE
GAGE,GAS FLOW
53015A

Frequently Asked Questions

What is NSN 6685-00-630-2190?

NSN 6685-00-630-2190 is a Gage,pressure,dial Indicating, manufactured by Metadure Parts & Sales, Inc., classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-630-2190?

NSN 6685-00-630-2190 has 7 cross-referenced part numbers: 100438 (Metadure Parts & Sales, Inc.), 55A47A12 (Naval Sea Systems Command), 1AJC44040ADC (Desco Corp Marsh Bellofram Div), 55A47A12 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 55A47A12 (Metadure Parts & Sales, Inc.) and 2 more.

What NSN replaces 6685-00-630-2190?

There are 8 known substitutes for 6685-00-630-2190: 5355-00-004-5255, 5325-00-462-1090, 4330-00-469-7887 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100438?

Key specifications for 100438: Material: BRASS CASE; Overall Depth: 1.200 INCHES NOMINAL IN; Material: COPPER ALLOY 511 ACTUATING ELEMENT; Material: GLASS PROTECTIVE CRYSTAL. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-630-2190 still in active supply?

NSN 6685-00-630-2190 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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