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66610371AA-1 — 66610371AA-1

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

66610371AA-1: 66610371AA-1.

The 66610371AA-1 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6685-00-252-0562, 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
66610371AA-1
NSN: 6685-00-252-0562
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
Part Number66610371AA-1
NSN6685-00-252-0562
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 66610371AA-1 TITLE COMPONENT PN 66610371AA-1 MFR 66610371AA-1
KEY FEATURES
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SCALE ACCURACY: 2 PCT ACCURACY RATING MIDDLE HALF OF RANGE,3 PCT REMAINDER
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SCALE NAME: PRESSURE AND VACUUM
•
OVERALL DIAMETER: 2.718 INCHES NOMINAL IN
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ACTUATION TYPE: SINGLE BOURDON TUBE
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MOUNTING METHOD: RIGID STEM
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SCALE INSCRIPTION/BACKGROUND COLOR: BLACK FIGURES ON WHITE BACKGROUND
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SCALE SMALLEST INCREMENT: 0.5 INCHES AND 1.0 POUNDS PER SQUARE INCH (PSI) LBS
•
CONNECTION TYPE: EXTERNAL
TECHNICAL CHARACTERISTICS
SCALE ACCURACY2 PCT ACCURACY RATING MIDDLE HALF OF RANGE,3 PCT REMAINDER
SCALE NAMEPRESSURE AND VACUUM
OVERALL DIAMETER2.718 INCHES NOMINAL IN
ACTUATION TYPESINGLE BOURDON TUBE
MOUNTING METHODRIGID STEM
SCALE INSCRIPTION/BACKGROUND COLORBLACK FIGURES ON WHITE BACKGROUND
SCALE SMALLEST INCREMENT0.5 INCHES AND 1.0 POUNDS PER SQUARE INCH (PSI) LBS
CONNECTION TYPEEXTERNAL
SCALE RANGE+0.0 TO 30.0 INCHES OF MERCURY AND +0.0 TO 30.0 POUNDS PRESSURE PER SQUARE INCH LBS
SCALE NAME FOR WHICH POINTER IS DESIGNEDPRESSURE-VACUUM
SUBSTITUTES & CROSS-REFERENCES 3
6660371Reference document
Same NSN cross-reference
Reference document — Secondary reference
25C500R30X30Reference document
Same NSN cross-reference
Reference document — Secondary reference
137727Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 66610371AA-1?
66610371AA-1 is a 66610371AA-1.
What parts can replace 66610371AA-1?
There are 3 known substitutes for 66610371AA-1: 6660371, 25C500R30X30, 137727. Substitute compatibility should be verified for your specific system.
What is the NSN for 66610371AA-1?
66610371AA-1 is cataloged in the U.S. Government catalog under NSN 6685-00-252-0562. This indicates validated use in U.S. government and defense supply chains.
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U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.