PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1079BGage,pressure,dial Indicating

Ashcroft Inc Dba Heise · NSN 6685-00-269-6318 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-269-6318 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-269-6318. Primary manufacturer part number: 1079B.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Mounting Hole Quantity: 3
  • Bolt Circle Diameter: 7.000 INCHES NOMINAL IN
  • Material: STEEL ACTUATING ELEMENT
  • Color: BLACK CASE
  • Scale Name: PRESSURE
  • Scale Type: DIAL
  • Scale Smallest Increment: 5.0 POUNDS PER SQUARE INCH (PSI) LBS
Applications
  • Applications requiring Steel Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-269-6318, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-269-6318
Primary Part Number1079B
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusACTIVE
Mounting Hole Quantity3
Bolt Circle Diameter7.000 INCHES NOMINAL IN
MaterialSTEEL ACTUATING ELEMENT
ColorBLACK CASE
Scale NamePRESSURE
Scale TypeDIAL
Scale Smallest Increment5.0 POUNDS PER SQUARE INCH (PSI) LBS
Pointer ColorBLACK
Pointer TypeINDICATING
Connection TypeEXTERNAL
Bezel TypeTHREAD
Dial Size6 IN. DIA. IN
Surface TreatmentEPOXY CASE
Graduation Unit25.0 POUNDS PER SQUARE INCH LBS
Connector Type VentNOT PROVIDED
Connection Quantity1
Scale Name for Which Pointer Is DesignedPRESSURE
Scale Inscription/background ColorBLACKFIGURES,WHITE BACKGROUND
AdjustabilityADJUSTABLE
Scale Accuracy1/2 PERCENT OF FULL SCALE
Connection LocationBOTTOM
MaterialALUMINUM AND IRON CAST CASE
Mounting Connection LocationBACK
Connection Size1/4 IN. MALE NPT IN
Scale Range+0.000 TO 300.000 POUNDS PRESSURE PER SQUARE INCH LBS
Mounting MethodFLANGE
Actuation TypeBOURDON TUBE
Mounting Hole Diameter0.562 INCHES NOMINAL IN
Overall Diameter6.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5340-01-025-14691079B INTERCHANGEABLE
Key Blank
Ilco Unican Corp Dba Wolf Sales
6220-01-420-446068-2180483-20 INTERCHANGEABLE
Lens,light
Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company
Cross-Reference Index
Part NumberManufacturer
1079B Ashcroft Inc Dba Heise (USA)
Related Parts
5340-01-025-1469INTERCHANGEABLE
KEY BLANK
1079B
6220-01-420-4460INTERCHANGEABLE
LENS,LIGHT
68-2180483-20

Frequently Asked Questions

What is NSN 6685-00-269-6318?

NSN 6685-00-269-6318 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-269-6318?

NSN 6685-00-269-6318 has 1 cross-referenced part number: 1079B (Ashcroft Inc Dba Heise).

What NSN replaces 6685-00-269-6318?

There are 2 known substitutes for 6685-00-269-6318: 5340-01-025-1469, 6220-01-420-4460. Verify interchangeability with system specifications before substitution.

What are the specifications of 1079B?

Key specifications for 1079B: Mounting Hole Quantity: 3; Overall Height: 7.625 INCHES NOMINAL IN; Bolt Circle Diameter: 7.000 INCHES NOMINAL IN; Material: STEEL ACTUATING ELEMENT. 30 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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