PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-1005-01CBM300Gage,pressure,dial Indicating

Ashcroft Inc Dba Heise · NSN 6685-00-904-4540 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-904-4540 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-904-4540. Primary manufacturer part number: 2-1005-01CBM300.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Color: BLACK CASE
  • Material: PLASTIC PROTECTIVE CRYSTAL
  • Material: STEEL CASE
  • Material: BRONZE ACTUATING ELEMENT
  • Surface Treatment: ENAMEL CASE
  • Overall Diameter: 2.172 INCHES NOMINAL IN
  • Actuation Type: SINGLE BOURDON TUBE
Applications
  • Applications requiring Plastic Protective Crystal construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-904-4540, 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 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-904-4540
Primary Part Number2-1005-01CBM300
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusCANCELLED
ColorBLACK CASE
MaterialPLASTIC PROTECTIVE CRYSTAL
MaterialSTEEL CASE
MaterialBRONZE ACTUATING ELEMENT
Surface TreatmentENAMEL CASE
Overall Diameter2.172 INCHES NOMINAL IN
Actuation TypeSINGLE BOURDON TUBE
Mounting MethodRIGID STEM
AdjustabilityADJUSTABLE
Connection TypeEXTERNAL
Scale Inscription/background ColorBLACK FIGURES,WHITE BACKGROUND
Bezel TypeSNAP-ON
Scale Accuracy2 PCT MIDDLE 3RD OF RANGE,3 PCT REMAINDER
Scale NamePRESSURE
Scale Range+0.0 TO 300.0 POUNDS PRESSURE PER SQUARE INCH LBS
Mounting Connection LocationBACK
Scale Smallest Increment5.0 POUNDS PER SQUARE INCH (PSI) LBS
Pointer ColorBLACK
Connection Quantity1
Dial Size2 IN. DIA IN
Graduation Unit25.0 POUNDS PER SQUARE INCH LBS
Pointer TypeINDICATING
Scale TypeSINGLE
Connection LocationBACK
Connector Type VentNOT PROVIDED
Connection Size0.125 IN. NPT IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6685-00-425-2373050755 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
2925-00-888-510959563 INTERCHANGEABLE
Cable Ignition Rh
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
Cross-Reference Index
Part NumberManufacturer
2-1005-01CBM300 PRIMARY Ashcroft Inc Dba Heise (USA)
59563 Ametek, Inc. Div Aerospace & Defense (USA)
1000 Ashcroft Inc Dba Heise (USA)
P2637A Gardner Denver Inc. (USA)
M519F Gardner Denver Inc. (USA)
2-1000-01CBM300 Ashcroft Inc Dba Heise (USA)
M519C Gardner Denver Inc. (USA)
Related Parts
6685-00-425-2373INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
050755
2925-00-888-5109INTERCHANGEABLE
CABLE IGNITION RH
59563

Frequently Asked Questions

What is NSN 6685-00-904-4540?

NSN 6685-00-904-4540 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 6685-00-904-4540?

NSN 6685-00-904-4540 has 7 cross-referenced part numbers: 2-1005-01CBM300 (Ashcroft Inc Dba Heise), 59563 (Ametek, Inc. Div Aerospace & Defense), 1000 (Ashcroft Inc Dba Heise), P2637A (Gardner Denver Inc.), M519F (Gardner Denver Inc.) and 2 more.

What NSN replaces 6685-00-904-4540?

There are 2 known substitutes for 6685-00-904-4540: 6685-00-425-2373, 2925-00-888-5109. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-1005-01CBM300?

Key specifications for 2-1005-01CBM300: Overall Depth: 1.125 INCHES NOMINAL IN; Color: BLACK CASE; Material: PLASTIC PROTECTIVE CRYSTAL; Material: STEEL CASE. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-904-4540 still in active supply?

NSN 6685-00-904-4540 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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