PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103FMHGage,pressure,dial Indicating

Desco Corp Marsh Bellofram Div · NSN 6685-00-894-2115 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-894-2115 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-894-2115. Primary manufacturer part number: 103FMH.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Mounting Hole Quantity: 3
  • Material: GLASS PROTECTIVE CRYSTAL
  • Material: STEEL CASE
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SCALE TYPE,SCALE NAME,SCALE RANGE,SCALE ACCURACY,GRADUATION UNIT,SCALE SMALLEST INCREMENT,SCALE INSCRIPTION/BACKGROUND COLOR,DIAL SIZE,OVERALL DEPTH,CASE MATERIAL,CASE SURFACE TREATMENT,OVERALL DIAMETER,BEZEL TYPE,MATERIAL,SURFACE TREATMENT,PROTECTIVE CRYSTAL MATERIAL,BOLT CIRCLE DIAMETER,MOUNTING HOLE QUANTITY,MOUNTING HOLE DIAMETER
  • Surface Treatment: ENAMEL CASE
  • Material: BRASS ACTUATING ELEMENT
  • Overall Diameter: 6.250 INCHES NOMINAL IN
Applications
  • Applications requiring Glass Protective Crystal construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-894-2115, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Desco Corp Marsh Bellofram Div. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-894-2115
Primary Part Number103FMH
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerDesco Corp Marsh Bellofram Div
StatusACTIVE
Mounting Hole Quantity3
MaterialGLASS PROTECTIVE CRYSTAL
MaterialSTEEL CASE
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY SCALE TYPE,SCALE NAME,SCALE RANGE,SCALE ACCURACY,GRADUATION UNIT,SCALE SMALLEST INCREMENT,SCALE INSCRIPTION/BACKGROUND COLOR,DIAL SIZE,OVERALL DEPTH,CASE MATERIAL,CASE SURFACE TREATMENT,OVERALL DIAMETER,BEZEL TYPE,MATERIAL,SURFACE TREATMENT,PROTECTIVE CRYSTAL MATERIAL,BOLT CIRCLE DIAMETER,MOUNTING HOLE QUANTITY,MOUNTING HOLE DIAMETER
Surface TreatmentENAMEL CASE
MaterialBRASS ACTUATING ELEMENT
Overall Diameter6.250 INCHES NOMINAL IN
Mounting Hole Diameter0.219 INCHES NOMINAL IN
Bolt Circle Diameter7.000 INCHES NOMINAL IN
Actuation TypeSINGLE BOURDON TUBE
Dial Size6 IN. DIA IN
Graduation Unit20.0 POUNDS LBS
Scale Smallest Increment1.0 POUNDS LBS
AdjustabilityADJUSTABLE
Scale NamePRESSURE
Bezel TypeHINGE
Connection TypeEXTERNAL
Connection Size1/4 IN. -28 NF IN
Pointer ColorBLACK
Connector Type VentNOT PROVIDED
Connection LocationBACK
Connection Quantity1
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Mounting MethodFLUSH PANEL
Scale Accuracy1/2 OF 1 PCT ENTIRE RANGE
Scale TypeSINGLE
Pointer TypeINDICATING
Scale Range+0.0 TO 160.0 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6685-00-068-344645-1377BS02B600 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6685-00-580-7012 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-683-95914 1-2 103FMH1-4LBM60 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
Cross-Reference Index
Part NumberManufacturer
103FMH Desco Corp Marsh Bellofram Div (USA)
103FMH Bellofram Corporation (USA)
Related Parts
6685-00-068-3446INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
45-1377BS02B600
6685-00-580-7012INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-683-9591INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
4 1-2 103FMH1-4LBM60

Frequently Asked Questions

What is NSN 6685-00-894-2115?

NSN 6685-00-894-2115 is a Gage,pressure,dial Indicating, manufactured by Desco Corp Marsh Bellofram Div, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-894-2115?

NSN 6685-00-894-2115 has 2 cross-referenced part numbers: 103FMH (Desco Corp Marsh Bellofram Div), 103FMH (Bellofram Corporation).

What NSN replaces 6685-00-894-2115?

There are 3 known substitutes for 6685-00-894-2115: 6685-00-068-3446, 6685-00-580-7012, 6685-00-683-9591. Verify interchangeability with system specifications before substitution.

What are the specifications of 103FMH?

Key specifications for 103FMH: Mounting Hole Quantity: 3; Material: GLASS PROTECTIVE CRYSTAL; Material: STEEL CASE; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SCALE TYPE,SCALE NAME,SCALE RANGE,SCALE ACCURACY,GRADUATION UNIT,SCALE SMALLEST INCREMENT,SCALE INSCRIPTION/BACKGROUND COLOR,DIAL SIZE,OVERALL DEPTH,CASE MATERIAL,CASE SURFACE TREATMENT,OVERALL DIAMETER,BEZEL TYPE,MATERIAL,SURFACE TREATMENT,PROTECTIVE CRYSTAL MATERIAL,BOLT CIRCLE DIAMETER,MOUNTING HOLE QUANTITY,MOUNTING HOLE DIAMETER. 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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