PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J4682Gage,pressure,dial Indicating

Bellofram Corporation · NSN 6685-00-819-8824 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-819-8824 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-819-8824. Primary manufacturer part number: J4682.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Color: BLACK CASE
  • Nondefinitive Spec/std Data: A DESIGN AND A TYPE
  • Surface Treatment: ENAMEL CASE
  • FSC Application Data: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
  • Material: COPPER ALLOY ACTUATING ELEMENT
  • Material: GLASS PROTECTIVE CRYSTAL
  • Material: STEEL CASE
Applications
  • Applications requiring Copper Alloy Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-819-8824, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Bellofram Corporation. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN6685-00-819-8824
Primary Part NumberJ4682
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerBellofram Corporation
StatusCANCELLED
ColorBLACK CASE
Nondefinitive Spec/std DataA DESIGN AND A TYPE
Surface TreatmentENAMEL CASE
FSC Application DataGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
MaterialCOPPER ALLOY ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
MaterialSTEEL CASE
Connection Quantity1
Connector Type VentNOT PROVIDED
Connection Size0.250 IN. NPT IN
Pointer ColorBLACK
Bezel TypeSNAP-ON
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Scale NamePRESSURE
Graduation Unit500.0 POUNDS PER SQUARE INCH LBS
Mounting Connection LocationBACK, CENTER
Mounting MethodRIGID STEM
Connection LocationBACK, CENTER
AdjustabilityNONADJUSTABLE
Connection TypeEXTERNAL
Dial Size2-1/2 IN. DIA IN
Scale TypeSINGLE
Pointer TypeINDICATING
Scale AccuracyPORM 1 PCT FULL SCALE
Actuation TypeSINGLE BOURDON TUBE
Scale Smallest Increment100.0 POUNDS PER SQUARE INCH (PSI) LBS
Scale Range+0.0 TO 5000.0 POUNDS PRESSURE PER SQUARE INCH LBS
Overall Diameter2.656 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
9540-00-147-6276 INTERCHANGEABLE
Angle,structural
9540-00-147-6277 INTERCHANGEABLE
Angle,structural
5910-00-667-6194SMB190784-2 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6140-01-281-8855S78 INTERCHANGEABLE
Battery,storage
Stryten Energy Llc Dba Stryten Manufacturing
5640-01-524-711178-C INTERCHANGEABLE
Tape,duct
Annitti Enterprises Inc
Cross-Reference Index
Part NumberManufacturer
78C Liftec Inc Div Liftec, Inc. (USA)
J4682 PRIMARY Bellofram Corporation (USA)
MIL-I-18997/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
G19758 Liftec Inc Div Liftec, Inc. (USA)
78 Liftec Inc Div Liftec, Inc. (USA)
Related Parts
9540-00-147-6276INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-147-6277INTERCHANGEABLE
ANGLE,STRUCTURAL
5910-00-667-6194INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
SMB190784-2
6140-01-281-8855INTERCHANGEABLE
BATTERY,STORAGE
S78
5640-01-524-7111INTERCHANGEABLE
TAPE,DUCT
78-C

Frequently Asked Questions

What is NSN 6685-00-819-8824?

NSN 6685-00-819-8824 is a Gage,pressure,dial Indicating, manufactured by Bellofram Corporation, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-819-8824?

NSN 6685-00-819-8824 has 5 cross-referenced part numbers: 78C (Liftec Inc Div Liftec, Inc.), J4682 (Bellofram Corporation), MIL-I-18997/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), G19758 (Liftec Inc Div Liftec, Inc.), 78 (Liftec Inc Div Liftec, Inc.).

What NSN replaces 6685-00-819-8824?

There are 5 known substitutes for 6685-00-819-8824: 9540-00-147-6276, 9540-00-147-6277, 5910-00-667-6194 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J4682?

Key specifications for J4682: Color: BLACK CASE; Nondefinitive Spec/std Data: A DESIGN AND A TYPE; Surface Treatment: ENAMEL CASE; FSC Application Data: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE. 29 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-819-8824 still in active supply?

NSN 6685-00-819-8824 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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