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Technical Data Sheet
PartsTable / COMPONENT / 53251 9-24
53251 9-24 ✓ 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

CAP-PLUG,PROTECTIVE,DUST AND MOI. Key specifications include material: PLASTIC, POLYETHYLENE (PP), special_features: COLOR RED, length_under_shoulder: 0.560 INCHES NOMINAL IN, open_end_inside_diameter: 0.785 INCHES NOMINAL IN, closed_end_overall_diameter: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-067-3781, 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
53251 9-24
NSN: 5340-01-067-3781
FSC: 5340
CAGE: 96214 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP)
special_featuresCOLOR RED
length_under_shoulder0.560 INCHES NOMINAL IN
open_end_inside_diameter0.785 INCHES NOMINAL IN
closed_end_overall_diameter0.750 INCHES NOMINAL IN
NSN5340-01-067-3781
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 53251 9-24 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: PLASTIC, POLYETHYLENE (PP)
•
LENGTH UNDER SHOULDER: 0.560 INCHES NOMINAL IN
•
OPEN END INSIDE DIAMETER: 0.785 INCHES NOMINAL IN
•
CLOSED END OVERALL DIAMETER: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC, POLYETHYLENE (PP)
LENGTH UNDER SHOULDER0.560 INCHES NOMINAL IN
OPEN END INSIDE DIAMETER0.785 INCHES NOMINAL IN
SPECIAL FEATURESCOLOR RED
CLOSED END OVERALL DIAMETER0.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
10Upgraded Successor
successor cross-reference
successor
N0-10Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53251 9-24?
53251 9-24 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace 53251 9-24?
There are 2 known substitutes for 53251 9-24: 10, N0-10. Substitute compatibility should be verified for your specific system.
What is the NSN for 53251 9-24?
53251 9-24 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-067-3781. 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