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Technical Data Sheet

74819990 — Technical Data Sheet

✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN, temp_rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, outside_diameter: 5.256 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5330-00-567-4617, 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
74819990
NSN: 5330-00-567-4617
FSC: 5330
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
temp_rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
outside_diameter5.256 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter5.251 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter4.250 INCHES NOMINAL IN
NSN5330-00-567-4617
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74819990 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
•
MATERIAL: STEEL CASE
•
SEALING ELEMENT STYLE: ANGULAR
•
CASE STYLE: SQUARE
•
SURFACE TREATMENT: PLASTIC CASE
•
OUTSIDE DIAMETER: 5.256 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 4.250 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 5.251 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MATERIALSTEEL CASE
SEALING ELEMENT STYLEANGULAR
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
CASE STYLESQUARE
SURFACE TREATMENTPLASTIC CASE
OUTSIDE DIAMETER5.256 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER4.250 INCHES NOMINAL IN
HOUSING BORE DIAMETER5.251 INCHES NOMINAL IN
SEAL WIDTH0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
TEMP RATING-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
6275AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2641FSH1PC5InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
42427InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
42882InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
9479MPC1AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
610InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74819990?
74819990 is a SEAL,PLAIN ENCASED.
What parts can replace 74819990?
There are 11 known substitutes for 74819990: 6275A, 2641FSH1PC5, 42427 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 74819990?
74819990 is cataloged in the Federal Logistics Information System under NSN 5330-00-567-4617. This indicates validated use in U.S. government and defense supply chains.
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