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M19646-B255D315 — M19646-B255D315

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

M19646-B255D315: M19646-B255D315.

The M19646-B255D315 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6685-01-497-8732, 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
M19646-B255D315
NSN: 6685-01-497-8732
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM19646-B255D315
NSN6685-01-497-8732
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available M19646-B255D315 TITLE COMPONENT PN M19646-B255D315 MFR M19646-B255D315
KEY FEATURES
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BULB OVERALL LENGTH: 5.500 INCHES NOMINAL IN
•
BULB TYPE: PLAIN RIGID
•
ACTIVE PORTION DIAMETER: 0.750 INCHES NOMINAL IN
•
ACTUATING MEDIUM: GAS
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POINTER/PEN TYPE AND QUANTITY: 2 INDICATING SINGLE
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ACTIVE PORTION LENGTH: 3.000 INCHES NOMINAL IN
•
EXTENSION NECK LENGTH: 2.500 INCHES NOMINAL IN
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SCALE TYPE: BROAD ARC DIAL AND CIRCULAR AND PLASTIC
TECHNICAL CHARACTERISTICS
BULB OVERALL LENGTH5.500 INCHES NOMINAL IN
BULB TYPEPLAIN RIGID
ACTIVE PORTION DIAMETER0.750 INCHES NOMINAL IN
ACTUATING MEDIUMGAS
POINTER/PEN TYPE AND QUANTITY2 INDICATING SINGLE
ACTIVE PORTION LENGTH3.000 INCHES NOMINAL IN
EXTENSION NECK LENGTH2.500 INCHES NOMINAL IN
SCALE TYPEBROAD ARC DIAL AND CIRCULAR AND PLASTIC
BULB QUANTITY1
SPECIAL FEATURESCAPILLARY 15 FOOT; YELLOW DIAL BACKGROUND; TEMPERATURE RANGE 50/550 DEGREES FAHRENHEIT FT
SUBSTITUTES & CROSS-REFERENCES 4
31GO-Y00U-Y15YReference document
Same NSN cross-reference
Reference document — Secondary reference
31GO-Y00L-Y15YReference document
Same NSN cross-reference
Reference document — Secondary reference
M27-927Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
MIL-T-19646Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M19646-B255D315?
M19646-B255D315 is a M19646-B255D315.
What parts can replace M19646-B255D315?
There are 4 known substitutes for M19646-B255D315: 31GO-Y00U-Y15Y, 31GO-Y00L-Y15Y, M27-927 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M19646-B255D315?
M19646-B255D315 is cataloged in the U.S. Government catalog under NSN 6685-01-497-8732. 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.