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CR 19993 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CR 19993: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.312 INCHES NOMINAL IN, temp_rating: -100.0 CELSIUS AND 200.0 CELSIUS DEGC, outside_diameter: 3.005 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-217-4933, 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
CR 19993
NSN: 5330-00-217-4933
FSC: 5330 — Packing and Gasket Materials
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.312 INCHES NOMINAL IN
temp_rating-100.0 CELSIUS AND 200.0 CELSIUS DEGC
outside_diameter3.005 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter3.005 INCHES NOMINAL IN
sealing_element_styleANGULAR-OPPOSED
accommodated_shaft_diameter2.000 INCHES NOMINAL IN
NSN5330-00-217-4933
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CR 19993 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
•
TEMP RATING: -100.0 CELSIUS AND 200.0 CELSIUS DEGC
•
SEAL WIDTH: 0.312 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR-OPPOSED
•
OUTSIDE DIAMETER: 3.005 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 3.005 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 2.000 INCHES NOMINAL IN
•
SURFACE TREATMENT: PLASTIC CASE
TECHNICAL CHARACTERISTICS
TEMP RATING-100.0 CELSIUS AND 200.0 CELSIUS DEGC
SEAL WIDTH0.312 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR-OPPOSED
OUTSIDE DIAMETER3.005 INCHES NOMINAL IN
HOUSING BORE DIAMETER3.005 INCHES NOMINAL IN
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER2.000 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 1
19993Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 CR 19993?
CR 19993 is a SEAL,PLAIN ENCASED.
What parts can replace CR 19993?
There is 1 known substitute for CR 19993: 19993. Substitute compatibility should be verified for your specific system.
What is the NSN for CR 19993?
CR 19993 is cataloged in the U.S. Government catalog under NSN 5330-00-217-4933. This indicates validated use in U.S. government and defense supply chains.
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