PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9968759Gage,pressure,dial Indicating

Us Army Aviation and Missile Command · NSN 6685-00-729-4901 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-729-4901 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-729-4901. Primary manufacturer part number: 9968759.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Mounting Hole Quantity: 3
  • Overall Diameter: 5.813 INCHES NOMINAL IN
  • Color: BLACK CASE
  • Material: GLASS PROTECTIVE CRYSTAL
  • Surface Treatment: PAINT CRACKLE FINISH CASE
  • Material: COPPER ALLOY 511 ACTUATING ELEMENT
  • Material: ALUMINUM ALLOY CASE
Applications
  • Applications requiring Glass Protective Crystal construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-729-4901, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 29 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-729-4901
Primary Part Number9968759
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Mounting Hole Quantity3
Overall Diameter5.813 INCHES NOMINAL IN
ColorBLACK CASE
MaterialGLASS PROTECTIVE CRYSTAL
Surface TreatmentPAINT CRACKLE FINISH CASE
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
MaterialALUMINUM ALLOY CASE
Mounting Hole Diameter0.212 INCHES NOMINAL IN
Bolt Circle Diameter5.370 INCHES NOMINAL IN
Scale Name for Which Pointer Is DesignedPRESSURE
Dial Size4-1/2 IN. DIA IN
Graduation Unit100.0 POUNDS LBS
Connection Size1/4 IN. NPT IN
Connector Type VentNOT PROVIDED
AdjustabilityADJUSTABLE
Scale TypeSINGLE
Scale NamePRESSURE
Scale Accuracy1/2 OF 1 PCT ENTIRE RANGE
Actuation TypeSINGLE BOURDON TUBE
Connection LocationLOWER
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Connection TypeEXTERNAL
Pointer TypeINDICATING
Connection Quantity1
Mounting MethodFLUSH PANEL
Pointer ColorBLACK
Scale Range+0.000 TO 1000.000 POUNDS PRESSURE PER SQUARE INCH LBS
Scale Smallest Increment10.0 POUNDS LBS
Bezel TypeTHREAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5315-00-010-6750 INTERCHANGEABLE
Key,woodruff
6685-00-065-1485AA442PM4RW INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6685-00-068-975845-1279A04B100 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6685-00-087-9291BA14-PPG2-LWXX INTERCHANGEABLE
Gage,pressure,dial Indicating
Weksler Glass Thermometer Corp
6685-00-842-125268A75D299-1 INTERCHANGEABLE
Gage,pressure,dial Indicating
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
6685-00-959-326760-1279A02LT1PD600 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6685-01-022-5854AA44-2PH4-LWXX INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
3040-01-300-8596PB4-0221 INTERCHANGEABLE
Lever,remote Control
Marine Electronics, Llc Sales
Cross-Reference Index
Part NumberManufacturer
9968759 PRIMARY Us Army Aviation and Missile Command (USA)
1279A PRIMARY Ashcroft Inc Dba Heise (USA)
Related Parts
5315-00-010-6750INTERCHANGEABLE
KEY,WOODRUFF
6685-00-065-1485INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
AA442PM4RW
6685-00-068-9758INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
45-1279A04B100
6685-00-087-9291INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
BA14-PPG2-LWXX
6685-00-842-1252INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
68A75D299-1
6685-00-959-3267INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
60-1279A02LT1PD600
6685-01-022-5854INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
AA44-2PH4-LWXX
3040-01-300-8596INTERCHANGEABLE
LEVER,REMOTE CONTROL
PB4-0221

Frequently Asked Questions

What is NSN 6685-00-729-4901?

NSN 6685-00-729-4901 is a Gage,pressure,dial Indicating, manufactured by Us Army Aviation and Missile Command, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-729-4901?

NSN 6685-00-729-4901 has 2 cross-referenced part numbers: 9968759 (Us Army Aviation and Missile Command), 1279A (Ashcroft Inc Dba Heise).

What NSN replaces 6685-00-729-4901?

There are 8 known substitutes for 6685-00-729-4901: 5315-00-010-6750, 6685-00-065-1485, 6685-00-068-9758 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9968759?

Key specifications for 9968759: Mounting Hole Quantity: 3; Overall Diameter: 5.813 INCHES NOMINAL IN; Color: BLACK CASE; Material: GLASS PROTECTIVE CRYSTAL. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com