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25502-28B21GAD — 25502-28B21GAD

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

25502-28B21GAD: 25502-28B21GAD.

The 25502-28B21GAD is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6685-01-355-8924, 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
25502-28B21GAD
NSN: 6685-01-355-8924
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
CAGE: 52159 — 3D INSTRUMENTS, LP DBA SIERRA PRECISION (USA)
SPECIFICATIONS
Part Number25502-28B21GAD
NSN6685-01-355-8924
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 25502-28B21GAD TITLE COMPONENT PN 25502-28B21GAD MFR 25502-28B21GAD
KEY FEATURES
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SCALE ACCURACY: PORM 0.5 PCT MIDDLE; 1 PCT REMAINDER
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SCALE NAME: PRESSURE
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OVERALL DIAMETER: 3.250 INCHES NOMINAL IN
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ACTUATION TYPE: BOURDON TUBE
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MOUNTING METHOD: FLANGE
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SCALE INSCRIPTION/BACKGROUND COLOR: BLACK MARKINGS ON WHITE BACKGROUND
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SCALE SMALLEST INCREMENT: 2.0 POUNDS PER SQUARE INCH (PSI) LBS
•
CONNECTION TYPE: EXTERNAL
TECHNICAL CHARACTERISTICS
SCALE ACCURACYPORM 0.5 PCT MIDDLE; 1 PCT REMAINDER
SCALE NAMEPRESSURE
OVERALL DIAMETER3.250 INCHES NOMINAL IN
ACTUATION TYPEBOURDON TUBE
MOUNTING METHODFLANGE
SCALE INSCRIPTION/BACKGROUND COLORBLACK MARKINGS ON WHITE BACKGROUND
SCALE SMALLEST INCREMENT2.0 POUNDS PER SQUARE INCH (PSI) LBS
CONNECTION TYPEEXTERNAL
SCALE RANGE+0.0 TO 600.0 POUNDS PRESSURE PER SQUARE INCH LBS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-7840 MIL SPEC SINGLE MATERIAL RESPONSE ACTUATING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 2
333566Reference document
Same NSN cross-reference
Reference document — Secondary reference
333566P01Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 25502-28B21GAD?
25502-28B21GAD is a 25502-28B21GAD.
What parts can replace 25502-28B21GAD?
There are 2 known substitutes for 25502-28B21GAD: 333566, 333566P01. Substitute compatibility should be verified for your specific system.
What is the NSN for 25502-28B21GAD?
25502-28B21GAD is cataloged in the U.S. Government catalog under NSN 6685-01-355-8924. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.