PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

124441Gage,compound Pressure-Vacuum,di

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-350-0624 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-350-0624 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-350-0624. Primary manufacturer part number: 124441.
Features
  • Gage,compound Pressure-Vacuum,di — FSC 6685
  • Material: STEEL CASE
  • Connection Type: EXTERNAL
  • Connection Location: BACK, CENTER
  • Scale Name: PRESSURE AND VACUUM
  • Adjustability: ADJUSTABLE
  • Connection Quantity: 1
  • Scale Inscription/background Color: BLACK FIGURES ON WHITE
Applications
  • Applications requiring Steel Case construction
General Description

The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-00-350-0624, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ametek, Inc. Div Aerospace & Defense. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN6685-00-350-0624
Primary Part Number124441
Item NameGage,compound Pressure-Vacuum,di
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusACTIVE
MaterialSTEEL CASE
Connection TypeEXTERNAL
Connection LocationBACK, CENTER
Scale NamePRESSURE AND VACUUM
AdjustabilityADJUSTABLE
Connection Quantity1
Scale Inscription/background ColorBLACK FIGURES ON WHITE
Mounting MethodPANEL
Dial Size2-1/2 IN. DIA IN
Scale Accuracy2 PCT MIDDLE HALF OF RANGE,3 PCT REMAINDER
Scale TypeMULTIPLE
Scale Range+0.0 TO 10.0 INCHES OF MERCURY AND +0.0 TO 25.0 POUNDS PRESSURE PER SQUARE INCH LBS
Graduation Unit5.0 INCHES AND 5.0 POUNDS PER SQUARE INCH LBS
Surface TreatmentEPOXY CASE
Pointer TypeINDICATING
MaterialGLASS PROTECTIVE CRYSTAL
Connector Type VentNOT PROVIDED
Connection Size0.250 IN. NPT DIA IN
Actuation TypeDIAPHRAGM
Bezel TypeSNAP-ON
Scale Smallest Increment1.0 INCHES AND 1.0 POUNDS PER SQUARE INCH (PSI) LBS
Pointer ColorBLACK
Overall Diameter3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6685-00-057-1404J0642J-001 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
3020-00-996-3635124441 INTERCHANGEABLE
Pulley,groove
Telemechanics Inc
6695-01-160-6690124.441 INTERCHANGEABLE
Indicator,engine Oi
Rogerson Kratos
Cross-Reference Index
Part NumberManufacturer
C733U Ametek, Inc. Div Aerospace & Defense (USA)
124441 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
69A1930C20 Gayston Corporation Dba Mulch Masters of Ohio (USA)
Related Parts
6685-00-057-1404INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
J0642J-001
3020-00-996-3635INTERCHANGEABLE
PULLEY,GROOVE
124441
6695-01-160-6690INTERCHANGEABLE
INDICATOR,ENGINE OI
124.441

Frequently Asked Questions

What is NSN 6685-00-350-0624?

NSN 6685-00-350-0624 is a Gage,compound Pressure-Vacuum,di, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-350-0624?

NSN 6685-00-350-0624 has 3 cross-referenced part numbers: C733U (Ametek, Inc. Div Aerospace & Defense), 124441 (Ametek, Inc. Div Aerospace & Defense), 69A1930C20 (Gayston Corporation Dba Mulch Masters of Ohio).

What NSN replaces 6685-00-350-0624?

There are 3 known substitutes for 6685-00-350-0624: 6685-00-057-1404, 3020-00-996-3635, 6695-01-160-6690. Verify interchangeability with system specifications before substitution.

What are the specifications of 124441?

Key specifications for 124441: Material: STEEL CASE; Connection Type: EXTERNAL; Connection Location: BACK, CENTER; Scale Name: PRESSURE AND VACUUM. 24 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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