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Technical Data Sheet
PartsTable / COMPONENT / 7573-CRSA1-R
7573-CRSA1-R ✓ 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: STEEL CASE, case_style: RECESSED, seal_width: 0.250 INCHES NOMINAL IN, temp_rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, outside_diameter: 1.503 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 (FLIS) under NSN 5330-01-128-6695, 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
7573-CRSA1-R
NSN: 5330-01-128-6695
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleRECESSED
seal_width0.250 INCHES NOMINAL IN
temp_rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
outside_diameter1.503 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter1.499 INCHES NOMINAL IN
sealing_element_styleANGULAR-OPPOSED
accommodated_shaft_diameter0.750 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed3600 FEET PER MINUTE FT
NSN5330-01-128-6695
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7573-CRSA1-R 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
•
SEALING ELEMENT STYLE: ANGULAR-OPPOSED
•
CASE STYLE: RECESSED
•
OUTSIDE DIAMETER: 1.503 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 0.750 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT B
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3600 FEET PER MINUTE FT
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR-OPPOSED
CASE STYLERECESSED
OUTSIDE DIAMETER1.503 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER0.750 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT B
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3600 FEET PER MINUTE FT
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT A
HOUSING BORE DIAMETER1.499 INCHES NOMINAL IN
TEMP RATING-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
7573Interchangeable
interchangeable cross-reference
interchangeable
373291-1Interchangeable
interchangeable cross-reference
interchangeable
218-3Interchangeable
interchangeable cross-reference
interchangeable
ST41300225HE0001Interchangeable
interchangeable cross-reference
interchangeable
67280Interchangeable
interchangeable cross-reference
interchangeable
1036Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7573-CRSA1-R?
7573-CRSA1-R is a SEAL,PLAIN ENCASED.
What parts can replace 7573-CRSA1-R?
There are 13 known substitutes for 7573-CRSA1-R: 7573, 373291-1, 218-3 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7573-CRSA1-R?
7573-CRSA1-R is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-128-6695. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026