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PartsTable / COMPONENT / 493-180
493-180 ✓ Verified by PartsTable
— · COMPONENT
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 WASHER,AIRCRAFT,MAT is a the manufacturer industrial component. Key specifications include color: YELLOW, material: PAPER, case_style: SQUARE, seal_width: 0.469 INCHES NOMINAL IN, design_type: CYLINDRICAL, temp_rating: 200.0 FAHRENHEIT DEGF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4920-01-572-6542, 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
493-180
NSN: 4920-01-572-6542
FSC: 4920
CAGE: 4RPC2 — RISK INDUSTRIES LLC DBA PINES TECHNOLOGY DIV HEADQUARTERS (USA)
SPECIFICATIONS
colorYELLOW
materialPAPER
case_styleSQUARE
seal_width0.469 INCHES NOMINAL IN
design_typeCYLINDRICAL
temp_rating200.0 FAHRENHEIT DEGF
document_titlePROPAQ QUICK GUIDE FOR CO2 WAVEFORMS
dustless_featurePROVIDED
overall_diameter0.375 INCHES NOMINAL IN
special_featuresMANUAL, QUICK REFERENCE GUIDE, CO2 WAVEFORMS, PROPAQ CS; ENGLISH; WELCH ALLYN
unit_package_typeBOX
housing_bore_diameter4.999 INCHES NOMINAL IN
NSN4920-01-572-6542
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WASHER,AIRCRAFT,MAT TITLE COMPONENT PN 493-180 MFR WASHER,AIRCRAFT,MAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
00044Interchangeable
interchangeable cross-reference
interchangeable
31344Interchangeable
interchangeable cross-reference
interchangeable
SS-C-266Interchangeable
interchangeable cross-reference
interchangeable
510Interchangeable
interchangeable cross-reference
interchangeable
31-329Interchangeable
interchangeable cross-reference
interchangeable
B31344Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 493-180?
493-180 is a WASHER,AIRCRAFT,MAT.
What parts can replace 493-180?
There are 12 known substitutes for 493-180: 00044, 31344, SS-C-266 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 493-180?
493-180 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4920-01-572-6542. 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