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Technical Data Sheet
PartsTable / COMPONENT / 53XSB
53XSB ✓ 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 CLOSER,DOOR is a the manufacturer industrial component. Key specifications include width: 1.750 INCHES NOMINAL OVERALL IN, length: 8.750 INCHES NOMINAL OVERALL IN, special_features: HOLDING ANGLE IN DEG:120.0 DEGS, operational_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-537-7346, 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
53XSB
NSN: 5340-00-537-7346
FSC: 5340
CAGE: 66821 — YALE SECURITY INC. DBA NORTON DOOR CONTROL (USA)
SPECIFICATIONS
width1.750 INCHES NOMINAL OVERALL IN
length8.750 INCHES NOMINAL OVERALL IN
special_featuresHOLDING ANGLE IN DEG:120.0 DEGS
operational_directionRIGHT-HAND
NSN5340-00-537-7346
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 53XSB 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
•
LENGTH: 8.750 INCHES NOMINAL OVERALL IN
•
OPERATIONAL DIRECTION: RIGHT-HAND
•
WIDTH: 1.750 INCHES NOMINAL OVERALL IN
TECHNICAL CHARACTERISTICS (FLIS)
LENGTH8.750 INCHES NOMINAL OVERALL IN
OPERATIONAL DIRECTIONRIGHT-HAND
SPECIAL FEATURESHOLDING ANGLE IN DEG:120.0 DEGS
WIDTH1.750 INCHES NOMINAL OVERALL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
2080XUpgraded Successor
successor cross-reference
successor
600Upgraded Successor
successor cross-reference
successor
6-00EAUpgraded Successor
successor cross-reference
successor
194-505-9012Upgraded Successor
successor cross-reference
successor
SPERM SELECTUpgraded Successor
successor cross-reference
successor
F92G276Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53XSB?
53XSB is a CLOSER,DOOR.
What parts can replace 53XSB?
There are 11 known substitutes for 53XSB: 2080X, 600, 6-00EA and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53XSB?
53XSB is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-537-7346. 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