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Technical Data Sheet
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25 1490A021 — 25 1490A021

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

25 1490A021: 25 1490A021.

The 25 1490A021 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6685-01-651-1670, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
25 1490A021
NSN: 6685-01-651-1670
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
CAGE: 04198 — ASHCROFT GAUGE CO (USA)
SPECIFICATIONS
Part Number25 1490A021
NSN6685-01-651-1670
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 25 1490A021 TITLE COMPONENT PN 25 1490A021 MFR 25 1490A021
KEY FEATURES
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ACTUATION TYPE: DIAPHRAGM
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POINTER TYPE: INDICATING
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SCALE TYPE: DIAL
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POINTER COLOR: BLACK
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MATERIAL: COPPER ALLOY ACTUATING ELEMENT
TECHNICAL CHARACTERISTICS
ACTUATION TYPEDIAPHRAGM
POINTER TYPEINDICATING
SCALE TYPEDIAL
POINTER COLORBLACK
PART NAME ASSIGNED BY CONTROLLING AGENCYPRESSURE GAGE
MATERIALCOPPER ALLOY ACTUATING ELEMENT
OTHER ITEMS IN FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6685-00-001-1475 6685-00-001-1503 6685-00-001-1643 6685-00-001-1711 6685-00-001-2099 6685-00-001-2100 6685-00-001-2101 6685-00-001-2102
SUBSTITUTES & CROSS-REFERENCES 1
25 1490A02LReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 25 1490A021?
25 1490A021 is a 25 1490A021.
What parts can replace 25 1490A021?
There is 1 known substitute for 25 1490A021: 25 1490A02L. Substitute compatibility should be verified for your specific system.
What is the NSN for 25 1490A021?
25 1490A021 is cataloged in the U.S. Government catalog under NSN 6685-01-651-1670. This indicates validated use in U.S. government and defense supply chains.
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