PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

023266Gage,compound Pressure-Vacuum,di

Bellofram Corporation · NSN 6685-00-413-6670 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-413-6670 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-413-6670. Primary manufacturer part number: 023266.
Features
  • Gage,compound Pressure-Vacuum,di — FSC 6685
  • Pointer Color: BLACK
  • Pointer Type: INDICATING
  • Scale Type: SINGLE
  • Connection Size: 0.125 IN. NPT DIA IN
  • Scale Range: +0.0 TO 30.0 INCHES AND +0.0 TO 150.0 POUNDS PRESSURE PER SQUARE INCH LBS
  • Scale Inscription/background Color: BLACK MARKINGS ON WHITE BACKGROUND
  • Connection Location: BOTTOM
Applications
  • Applications requiring Copper Alloy Actuating Element construction
General Description

The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-00-413-6670, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-413-6670
Primary Part Number023266
Item NameGage,compound Pressure-Vacuum,di
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerBellofram Corporation
StatusACTIVE
Pointer ColorBLACK
Pointer TypeINDICATING
Scale TypeSINGLE
Connection Size0.125 IN. NPT DIA IN
Scale Range+0.0 TO 30.0 INCHES AND +0.0 TO 150.0 POUNDS PRESSURE PER SQUARE INCH LBS
Scale Inscription/background ColorBLACK MARKINGS ON WHITE BACKGROUND
Connection LocationBOTTOM
Connector Type VentNOT PROVIDED
MaterialCOPPER ALLOY ACTUATING ELEMENT
Scale NamePRESSURE-VACUUM
Scale AccuracyPORM 2 PCT MIDDLE; 3 PCT REMAINDER
Dial Size2-1/2 IN. DIA IN
Mounting Connection LocationBOTTOM
Scale Smallest Increment5.0 INCHES AND 5.0 POUNDS PER SQUARE INCH (PSI) LBS
Actuation TypeBOURDON TUBE
Connection Quantity1
AdjustabilityADJUSTABLE
Mounting MethodRIGID STEM
Graduation Unit15.0 INCHES AND 25.0 POUNDS PER SQUARE INCH LBS
Connection TypeEXTERNAL
MaterialSTEEL CASE
MaterialGLASS PROTECTIVE CRYSTAL
Bezel TypeBAYONET
Overall Diameter2.719 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6685-00-087-6293 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
6685-00-202-3966 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
6685-00-248-6887047104 INTERCHANGEABLE
Gage,vacuum,indicating
Ametek, Inc. Div Aerospace & Defense
5120-00-473-74947078977 INTERCHANGEABLE
Inserter,seal
U S Army Tank Automotive Command Amsta-Im-Mm
6685-00-581-88677891-051REVDPC25 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Electric Boat Corporation Div General Dynamics Electric Boat
6685-00-753-28961AEC03160AAA INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Bellofram Corporation
6685-00-814-5693J4120 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Bellofram Corporation
6685-00-899-07912 1-2 3DP1-4BM30IN30 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Bellofram Corporation
6685-00-984-13023DP INTERCHANGEABLE
Gage,compound Pressure-Vacuum-Te
Bellofram Corporation
6685-01-045-0491 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Cross-Reference Index
Part NumberManufacturer
023266 Desco Corp Marsh Bellofram Div (USA)
3DP Desco Corp Marsh Bellofram Div (USA)
023266 PRIMARY Bellofram Corporation (USA)
J4318 PRIMARY Bellofram Corporation (USA)
3DP Bellofram Corporation (USA)
Related Parts
6685-00-087-6293INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
6685-00-202-3966INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
6685-00-248-6887INTERCHANGEABLE
GAGE,VACUUM,INDICATING
047104
5120-00-473-7494INTERCHANGEABLE
INSERTER,SEAL
7078977
6685-00-581-8867INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
7891-051REVDPC25
6685-00-753-2896INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
1AEC03160AAA
6685-00-814-5693INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
J4120
6685-00-899-0791INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
2 1-2 3DP1-4BM30IN30
6685-00-984-1302INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM-TE
3DP
6685-01-045-0491INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI

Frequently Asked Questions

What is NSN 6685-00-413-6670?

NSN 6685-00-413-6670 is a Gage,compound Pressure-Vacuum,di, manufactured by Bellofram Corporation, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-413-6670?

NSN 6685-00-413-6670 has 5 cross-referenced part numbers: 023266 (Desco Corp Marsh Bellofram Div), 3DP (Desco Corp Marsh Bellofram Div), 023266 (Bellofram Corporation), J4318 (Bellofram Corporation), 3DP (Bellofram Corporation).

What NSN replaces 6685-00-413-6670?

There are 10 known substitutes for 6685-00-413-6670: 6685-00-087-6293, 6685-00-202-3966, 6685-00-248-6887 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 023266?

Key specifications for 023266: Pointer Color: BLACK; Pointer Type: INDICATING; Scale Type: SINGLE; Connection Size: 0.125 IN. NPT DIA IN. 25 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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