PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45-1379AS-02L-0/200Gage,pressure,dial Indicating

Ashcroft Inc Dba Heise · NSN 6685-00-910-6976 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-910-6976 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-910-6976. Primary manufacturer part number: 45-1379AS-02L-0/200.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Color: BLACK CASE
  • Material: ALUMINUM AND ALUMINUM ALLOY CASE
  • Material: COPPER ALLOY 511 ACTUATING ELEMENT
  • Material: GLASS PROTECTIVE CRYSTAL
  • Surface Treatment: ENAMEL CASE
  • Overall Diameter: 4.875 INCHES NOMINAL IN
  • Bezel Type: THREAD
Applications
  • Applications requiring Aluminum and Aluminum Alloy Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-910-6976, 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN6685-00-910-6976
Primary Part Number45-1379AS-02L-0/200
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusCANCELLED
ColorBLACK CASE
MaterialALUMINUM AND ALUMINUM ALLOY CASE
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
Surface TreatmentENAMEL CASE
Overall Diameter4.875 INCHES NOMINAL IN
Bezel TypeTHREAD
Scale Range+0.0 TO 200.0 POUNDS PRESSURE PER SQUARE INCH LBS
Actuation TypeBOURDON TUBE
Mounting MethodRIGID STEM
Connection TypeEXTERNAL
AdjustabilityADJUSTABLE
Graduation Unit20.0 POUNDS PER SQUARE INCH LBS
Connection Quantity1
Scale NamePRESSURE
Connector Type VentNOT PROVIDED
Scale AccuracyWITHIN 1/2 OF 1 PCT OF THE SCALE RANGE
Pointer ColorBLACK
Scale Inscription/background ColorBLACK MARKINGS ON WHITE BACKGROUND
Scale TypeSINGLE
Connection Size0.250 IN. NPT DIA IN
Mounting Connection LocationBOTTOM
Pointer TypeINDICATING
Dial Size4-1/2 IN. DIA IN
Connection LocationBOTTOM
Scale Smallest Increment2.0 POUNDS PER SQUARE INCH (PSI) LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6685-00-019-0551155359 CL INTERCHANGEABLE
Gage,pressure,dial Indicating
Onyx Systems Inc
6685-00-019-0552155356 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-088-8285155212 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
3455-00-243-185158-10089 INTERCHANGEABLE
Cutter,milling,side
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5310-00-574-043540227 INTERCHANGEABLE
Washer,flat
Danuser Machine Co
1680-00-608-311140227 INTERCHANGEABLE
Insert,actuator Tub
Honeywell International Inc. Div Aerospace - Torrance
6685-00-815-1575133010 INTERCHANGEABLE
Gage,vacuum,indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-837-3522AA444PF4LW INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
1730-01-105-1476 INTERCHANGEABLE
Cover Assembly,winc
4130-01-221-780540227 INTERCHANGEABLE
Filter Element,air Conditioning
University of Washington Div Applied Physics Laboratory
Cross-Reference Index
Part NumberManufacturer
40227 Ametek, Inc. Div Aerospace & Defense (USA)
133005 Ametek, Inc. Div Aerospace & Defense (USA)
45-1379AS-02L-0/200 PRIMARY Ashcroft Inc Dba Heise (USA)
1901T Ametek, Inc. Div Aerospace & Defense (USA)
Related Parts
6685-00-019-0551INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
155359 CL
6685-00-019-0552INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
155356
6685-00-088-8285INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
155212
3455-00-243-1851INTERCHANGEABLE
CUTTER,MILLING,SIDE
58-10089
5310-00-574-0435INTERCHANGEABLE
WASHER,FLAT
40227
1680-00-608-3111INTERCHANGEABLE
INSERT,ACTUATOR TUB
40227
6685-00-815-1575INTERCHANGEABLE
GAGE,VACUUM,INDICATING
133010
6685-00-837-3522INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
AA444PF4LW
1730-01-105-1476INTERCHANGEABLE
COVER ASSEMBLY,WINC
4130-01-221-7805INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
40227
5962-01-225-6755INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
40227
3040-01-240-2953INTERCHANGEABLE
SHAFT,SHOULDERED
40227

Frequently Asked Questions

What is NSN 6685-00-910-6976?

NSN 6685-00-910-6976 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-910-6976?

NSN 6685-00-910-6976 has 4 cross-referenced part numbers: 40227 (Ametek, Inc. Div Aerospace & Defense), 133005 (Ametek, Inc. Div Aerospace & Defense), 45-1379AS-02L-0/200 (Ashcroft Inc Dba Heise), 1901T (Ametek, Inc. Div Aerospace & Defense).

What NSN replaces 6685-00-910-6976?

There are 12 known substitutes for 6685-00-910-6976: 6685-00-019-0551, 6685-00-019-0552, 6685-00-088-8285 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45-1379AS-02L-0/200?

Key specifications for 45-1379AS-02L-0/200: Overall Depth: 2.562 INCHES NOMINAL IN; Color: BLACK CASE; Material: ALUMINUM AND ALUMINUM ALLOY CASE; Material: COPPER ALLOY 511 ACTUATING ELEMENT. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-910-6976 still in active supply?

NSN 6685-00-910-6976 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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