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Technical Data Sheet
163-49 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The FUSE,CARTRIDGE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, case_style: SQUARE, seal_width: 0.500 INCHES NOMINAL IN, eyelet_height: 0.175 INCHES NOMINAL IN, body_thickness: 0.015 INCHES NOMINAL IN, special_features: END ITEM:PLC ELECTRICAL PANEL ASSEMBLY,ITEM IS 2AMP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-178-2227, 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 163-49
NSN: 5330-00-178-2227
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
case_styleSQUARE
seal_width0.500 INCHES NOMINAL IN
eyelet_height0.175 INCHES NOMINAL IN
body_thickness0.015 INCHES NOMINAL IN
special_featuresEND ITEM:PLC ELECTRICAL PANEL ASSEMBLY,ITEM IS 2AMP
surface_treatmentANODIZE OVERALL
housing_bore_diameter2.750 INCHES NOMINAL IN
sealing_element_styleANGULAR
turnlock_eyelet_styleEYELET
eyelet_inside_diameter0.199 INCHES NOMINAL IN
largest_outside_diameter0.312 INCHES NOMINAL IN
NSN5330-00-178-2227
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 163-49 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
HOUSING BORE DIAMETER: 2.750 INCHES NOMINAL IN
CASE STYLE: SQUARE
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
MATERIAL: LEATHER SEALING ELEMENT
SEAL WIDTH: 0.500 INCHES NOMINAL IN
SEALING ELEMENT STYLE: ANGULAR
ACCOMMODATED SHAFT DIAMETER: 1.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER2.750 INCHES NOMINAL IN
CASE STYLESQUARE
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
MATERIALLEATHER SEALING ELEMENT
SEAL WIDTH0.500 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
MATERIALSTEEL CASE
ACCOMMODATED SHAFT DIAMETER1.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
1271-3175Interchangeable
interchangeable cross-reference
interchangeable
12-1161-000Interchangeable
interchangeable cross-reference
interchangeable
639544-001Interchangeable
interchangeable cross-reference
interchangeable
50286-SInterchangeable
interchangeable cross-reference
interchangeable
450286Interchangeable
interchangeable cross-reference
interchangeable
163-49Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 163-49?
163-49 is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 163-49?
There are 12 known substitutes for 163-49: 1271-3175, 12-1161-000, 639544-001 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 163-49?
163-49 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-178-2227. This indicates validated use in U.S. government and defense supply chains.
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