PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-1490A-02L-10Gage,pressure,dial Indicating

Ashcroft Inc Dba Heise · NSN 6685-01-187-7269 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-187-7269 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-187-7269. Primary manufacturer part number: 25-1490A-02L-10.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Bezel Type: BAYONET
  • Surface Treatment: PAINT EPOXY CASE
  • Material: STEEL CASE
  • Material: COPPER ALLOY ACTUATING ELEMENT
  • Material: GLASS PROTECTIVE CRYSTAL
  • Overall Diameter: 2.700 INCHES NOMINAL IN
  • Connection Size: 0.250 IN. NPT DIA IN
Applications
  • Applications requiring Steel Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-187-7269, 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 6 commercial cross-references from 4 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
NSN6685-01-187-7269
Primary Part Number25-1490A-02L-10
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusACTIVE
Bezel TypeBAYONET
Surface TreatmentPAINT EPOXY CASE
MaterialSTEEL CASE
MaterialCOPPER ALLOY ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
Overall Diameter2.700 INCHES NOMINAL IN
Connection Size0.250 IN. NPT DIA IN
Connection TypeEXTERNAL
Graduation Unit1.0 POUNDS PER SQUARE INCH LBS
Dial Size2-1/2 IN. DIA IN
Mounting Connection LocationBOTTOM
Scale Inscription/background ColorBLACK MARKINGS ON WHITE BACKGROUND
Scale NamePRESSURE
Connection Quantity1
Pointer ColorBLACK
Mounting MethodRIGID STEM
Scale AccuracyPORM 2 PCT MIDDLE RANGE,3 PCT REMAINDER
Scale TypeSINGLE
Scale Range+0.0 TO 10.0 POUNDS PRESSURE PER SQUARE INCH LBS
Pointer TypeINDICATING
Actuation TypeDIAPHRAGM
Scale Smallest Increment0.25 POUNDS PER SQUARE INCH (PSI) LBS
Connector Type VentNOT PROVIDED
AdjustabilityADJUSTABLE
Connection LocationBOTTOM
ColorBLACK CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
1650-00-305-235729275 INTERCHANGEABLE
Poppet,hydraulic Manifold
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5330-00-472-818929275 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
9540-00-528-9346E711310XRAND INTERCHANGEABLE
Beam,structural
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
5950-00-682-381832741 INTERCHANGEABLE
Transformer,audio Frequency
Freed Transformer Co
5985-01-214-70771065585-14 INTERCHANGEABLE
Attenuator,fixed
Raytheon Company Dba Raytheon Co
5330-01-239-3323161971 INTERCHANGEABLE
Gasket
Dresser, Llc
6515-01-242-9164292.75 INTERCHANGEABLE
Wire,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5365-01-649-552529275 INTERCHANGEABLE
Spacer,sleeve
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
29275 Ametek, Inc. Div Aerospace & Defense (USA)
25-1490A-02L-10 PRIMARY Ashcroft Inc Dba Heise (USA)
161971 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
P734-1-4LM2 1/2-0TO10 Ametek, Inc. Div Aerospace & Defense (USA)
6204-38 Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
6204-38 Air Dry Co of America, Llc (USA)
Related Parts
1650-00-305-2357INTERCHANGEABLE
POPPET,HYDRAULIC MANIFOLD
29275
5330-00-472-8189INTERCHANGEABLE
SEAL,PLAIN ENCASED
29275
9540-00-528-9346INTERCHANGEABLE
BEAM,STRUCTURAL
E711310XRAND
5950-00-682-3818INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
32741
5985-01-214-7077INTERCHANGEABLE
ATTENUATOR,FIXED
1065585-14
5330-01-239-3323INTERCHANGEABLE
GASKET
161971
6515-01-242-9164INTERCHANGEABLE
WIRE,BONE
292.75
5365-01-649-5525INTERCHANGEABLE
SPACER,SLEEVE
29275

Frequently Asked Questions

What is NSN 6685-01-187-7269?

NSN 6685-01-187-7269 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 6685-01-187-7269?

NSN 6685-01-187-7269 has 6 cross-referenced part numbers: 29275 (Ametek, Inc. Div Aerospace & Defense), 25-1490A-02L-10 (Ashcroft Inc Dba Heise), 161971 (Ametek, Inc. Div Aerospace & Defense), P734-1-4LM2 1/2-0TO10 (Ametek, Inc. Div Aerospace & Defense), 6204-38 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect) and 1 more.

What NSN replaces 6685-01-187-7269?

There are 8 known substitutes for 6685-01-187-7269: 1650-00-305-2357, 5330-00-472-8189, 9540-00-528-9346 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-1490A-02L-10?

Key specifications for 25-1490A-02L-10: Bezel Type: BAYONET; Surface Treatment: PAINT EPOXY CASE; Material: STEEL CASE; Material: COPPER ALLOY ACTUATING ELEMENT. 27 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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