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Technical Data Sheet
PartsTable / MRO / 10-663
10-663 ✓ Verified by PartsTable
Trefl · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The DIAPHRAGM,PRESSURE SWITCH is a Trefl industrial component. Key specifications include length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT, material: PLASTIC POLYURETHANE TUBE, body_width: 2.750 INCHES NOMINAL IN, body_height: 2.375 INCHES NOMINAL IN, body_length: 3.812 INCHES NOMINAL IN, flexibility: RIGID. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-031-7857, 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
MRO→ MRO_GENERAL→ 10-663
NSN: 5930-00-031-7857
FSC: 5930
CAGE: 53655 — AVOX SYSTEMS INC DBA AVOX SYSTEMS INC (USA)
SPECIFICATIONS
length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
materialPLASTIC POLYURETHANE TUBE
body_width2.750 INCHES NOMINAL IN
body_height2.375 INCHES NOMINAL IN
body_length3.812 INCHES NOMINAL IN
flexibilityRIGID
constructionLAMINATED
solvent_typeWATER
hole_diameter0.266 INCHES NOMINAL IN
overall_width2.000 INCHES NOMINAL IN
physical_formLIQUID
exterior_colorCLEAR
NSN5930-00-031-7857
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Trefl DIAPHRAGM,PRESSURE SWITCH TITLE COMPONENT PN 10-663 MFR Trefl DIAPHRAGM,PRESSURE SWI
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESPLASTIC; O/A 6.125 IN. DIA 0.01 IN. THK; CYL SHAPE; 1 EA 0.221 IN. DIA MTG HOLE CENTRALLY LOCATED IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
10663Interchangeable
interchangeable cross-reference
interchangeable
950-0410-400Interchangeable
interchangeable cross-reference
interchangeable
K10A42T8511Interchangeable
interchangeable cross-reference
interchangeable
23687Interchangeable
interchangeable cross-reference
interchangeable
ASTM B221Interchangeable
interchangeable cross-reference
interchangeable
23275-470Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10-663?
10-663 is a DIAPHRAGM,PRESSURE SWITCH manufactured by Trefl. It is classified as a MRO (MRO_GENERAL).
What parts can replace 10-663?
There are 11 known substitutes for 10-663: 10663, 950-0410-400, K10A42T8511 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10-663?
10-663 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-031-7857. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026