PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J1118Gage,compound Pressure-Vacuum,di

Bellofram Corporation · NSN 6685-00-581-8867 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-581-8867 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-581-8867. Primary manufacturer part number: J1118.
Features
  • Gage,compound Pressure-Vacuum,di — FSC 6685
  • Bezel Type: SLIPS-ON
  • Actuation Type: SINGLE BOURDON TUBE
  • Scale Accuracy: 1 PCT ENTIRE RANGE
  • Material: PLASTIC PROTECTIVE CRYSTAL
  • Scale Name: PRESSURE-VACUUM
  • Surface Treatment: ENAMEL
  • Connection Location: LOWER
Applications
  • Applications requiring Plastic Protective Crystal construction
General Description

The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-00-581-8867, 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 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-581-8867
Primary Part NumberJ1118
Item NameGage,compound Pressure-Vacuum,di
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerBellofram Corporation
StatusCANCELLED
Bezel TypeSLIPS-ON
Actuation TypeSINGLE BOURDON TUBE
Scale Accuracy1 PCT ENTIRE RANGE
MaterialPLASTIC PROTECTIVE CRYSTAL
Scale NamePRESSURE-VACUUM
Surface TreatmentENAMEL
Connection LocationLOWER
Pointer TypeINDICATING
Pointer ColorBLACK
Scale Name for Which Pointer Is DesignedALTITUDE AND VACUUM
AdjustabilityADJUSTABLE
MaterialBRONZE ACTUATING ELEMENT
Scale Range+0.0 TO 30.0 INCHES OF MERCURY AND +0.0 TO 150.0 POUNDS PRESSURE PER SQUARE INCH LBS
Connection Quantity1
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Connection Size0.125 IN. NPT DIA IN
Scale TypeMULTIPLE
Connector Type VentNOT PROVIDED
Graduation Unit10.0 INCHES OF MERCURY AND 10.0 POUNDS PER SQUARE INCH LBS
Mounting MethodRIGID STEM
Scale Smallest Increment1.0 INCHES OF MERCURY (INHG) AND 1.0 POUNDS PER SQUARE INCH (PSI) LBS
Dial Size2 IN. DIA IN
MaterialSTEEL CASE
Connection TypeEXTERNAL
Overall Diameter2.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6685-00-068-2699J1816 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Bellofram Corporation
6685-00-081-770812293-0 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Ametek, Inc. Div Aerospace & Defense
6685-00-087-6293 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
6685-00-104-9625 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
2825-00-148-1680800-899-90X INTERCHANGEABLE
Governor with Conve
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5975-00-152-1144 INTERCHANGEABLE
Box Connector,electrical
6685-00-202-3966 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
6685-00-248-6887047104 INTERCHANGEABLE
Gage,vacuum,indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-248-6975046646A INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Ametek, Inc. Div Aerospace & Defense
5975-00-280-3105 INTERCHANGEABLE
Step,pole
Cross-Reference Index
Part NumberManufacturer
578-9200-1572633REVDPC25 Naval Ship Systems Command (USA)
3DP Bellofram Corporation (USA)
J1118 Desco Corp Marsh Bellofram Div (USA)
588-516-1854511REVAPC25 Naval Ship Systems Command (USA)
J1118 PRIMARY Bellofram Corporation (USA)
586-516-1720482REVAPC25 Naval Ship Systems Command (USA)
7891-051REVDPC25 PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
3DP Desco Corp Marsh Bellofram Div (USA)
C500 Ametek, Inc. Div Aerospace & Defense (USA)
705S30-60 Ametek, Inc. Div Aerospace & Defense (USA)
585-516-1714598REVAPC25 Naval Ship Systems Command (USA)
Related Parts
6685-00-068-2699INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
J1816
6685-00-081-7708INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
12293-0
6685-00-087-6293INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
6685-00-104-9625INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
2825-00-148-1680INTERCHANGEABLE
GOVERNOR WITH CONVE
800-899-90X
5975-00-152-1144INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
6685-00-202-3966INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
6685-00-248-6887INTERCHANGEABLE
GAGE,VACUUM,INDICATING
047104
6685-00-248-6975INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
046646A
5975-00-280-3105INTERCHANGEABLE
STEP,POLE
3433-00-399-7037INTERCHANGEABLE
TORCH OUTFIT,OXYHYDROGEN CUTTING
505976
6685-00-413-6670INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
023266

Frequently Asked Questions

What is NSN 6685-00-581-8867?

NSN 6685-00-581-8867 is a Gage,compound Pressure-Vacuum,di, manufactured by Bellofram Corporation, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-581-8867?

NSN 6685-00-581-8867 has 11 cross-referenced part numbers: 578-9200-1572633REVDPC25 (Naval Ship Systems Command), 3DP (Bellofram Corporation), J1118 (Desco Corp Marsh Bellofram Div), 588-516-1854511REVAPC25 (Naval Ship Systems Command), J1118 (Bellofram Corporation) and 6 more.

What NSN replaces 6685-00-581-8867?

There are 12 known substitutes for 6685-00-581-8867: 6685-00-068-2699, 6685-00-081-7708, 6685-00-087-6293 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J1118?

Key specifications for J1118: Overall Depth: 1.063 INCHES NOMINAL IN; Bezel Type: SLIPS-ON; Actuation Type: SINGLE BOURDON TUBE; Scale Accuracy: 1 PCT ENTIRE RANGE. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-581-8867 still in active supply?

NSN 6685-00-581-8867 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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