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25544-28B21 — 25544-28B21

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

25544-28B21: 25544-28B21.

The 25544-28B21 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6685-01-092-9019, 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
25544-28B21
NSN: 6685-01-092-9019
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
CAGE: 86831 — SAFRAN ELECTRONICS & DEFENSE, AVIONICS USA, LLC DBA USE CAGE CODE 879B2 FOR CATALOGING (USA)
SPECIFICATIONS
Part Number25544-28B21
NSN6685-01-092-9019
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 25544-28B21 TITLE COMPONENT PN 25544-28B21 MFR 25544-28B21
KEY FEATURES
•
MOUNTING HOLE QUANTITY: 3
•
SCALE ACCURACY: 0.25 PCT IN ANY ATTITUDE
•
SCALE NAME: PRESSURE
•
OVERALL DIAMETER: 6.000 INCHES NOMINAL IN
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ACTUATION TYPE: MULTIPLE COIL HELICAL BOURDON TUBE
•
MOUNTING METHOD: FLANGE
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SCALE INSCRIPTION/BACKGROUND COLOR: BLACK MARKINGS ON WHITE BACKGROUND
•
SCALE SMALLEST INCREMENT: 2.0 POUNDS PER SQUARE INCH (PSI) LBS
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY3
SCALE ACCURACY0.25 PCT IN ANY ATTITUDE
SCALE NAMEPRESSURE
OVERALL DIAMETER6.000 INCHES NOMINAL IN
ACTUATION TYPEMULTIPLE COIL HELICAL BOURDON 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
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 4
101FTM09A01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
631AS111-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
25544-28B21MFCReference document
Same NSN cross-reference
Reference document — Secondary reference
MODEL 101FReference 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 25544-28B21?
25544-28B21 is a 25544-28B21.
What parts can replace 25544-28B21?
There are 4 known substitutes for 25544-28B21: 101FTM09A01, 631AS111-1, 25544-28B21MFC and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 25544-28B21?
25544-28B21 is cataloged in the U.S. Government catalog under NSN 6685-01-092-9019. 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.