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PartsTable / COMPONENT / 9498676121
9498676121 ✓ 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 CAP,FILLER OPENING is a the manufacturer industrial component. Key specifications include overall_height: 1.820 INCHES NOMINAL IN, outside_diameter: 3.980 INCHES NOMINAL IN, style_designator: OUTSIDE CAM TYPE, accommodation_type: LUGS END GRIPPING, locking_device_type: INTEGRAL SELF LOCK, retaining_device_type: LANYARD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-423-0272, 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
9498676121
NSN: 5340-01-423-0272
FSC: 5340
CAGE: S4080 — PILATUS AIRCRAFT LTD (CHE)
SPECIFICATIONS
overall_height1.820 INCHES NOMINAL IN
outside_diameter3.980 INCHES NOMINAL IN
special_featuresITEM HAS CAUTION TAG ATTACHED WHICH READS USE ONLY MS24665-298 COTTER PIN FOR ATTACHMENT OF MS27380 LANYARD, 1 EACH PIN IS ATTACHED
style_designatorOUTSIDE CAM TYPE
accommodation_typeLUGS END GRIPPING
locking_device_typeINTEGRAL SELF LOCK
retaining_device_typeLANYARD
retaining_device_length12.000 INCHES NOMINAL IN
system_for_which_designedNONPRESSURIZED
filler_neck_diameter_for_which_designed3.000 INCHES NOMINAL IN
NSN5340-01-423-0272
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9498676121 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
•
RETAINING DEVICE TYPE: LANYARD
•
RETAINING DEVICE LENGTH: 12.000 INCHES NOMINAL IN
•
SYSTEM FOR WHICH DESIGNED: NONPRESSURIZED
•
LOCKING DEVICE TYPE: INTEGRAL SELF LOCK
•
STYLE DESIGNATOR: OUTSIDE CAM TYPE
•
FILLER NECK DIAMETER FOR WHICH DESIGNED: 3.000 INCHES NOMINAL IN
•
ACCOMMODATION TYPE: LUGS END GRIPPING
TECHNICAL CHARACTERISTICS (FLIS)
RETAINING DEVICE TYPELANYARD
RETAINING DEVICE LENGTH12.000 INCHES NOMINAL IN
SYSTEM FOR WHICH DESIGNEDNONPRESSURIZED
LOCKING DEVICE TYPEINTEGRAL SELF LOCK
STYLE DESIGNATOROUTSIDE CAM TYPE
FILLER NECK DIAMETER FOR WHICH DESIGNED3.000 INCHES NOMINAL IN
ACCOMMODATION TYPELUGS END GRIPPING
OVERALL HEIGHT1.820 INCHES NOMINAL IN
OUTSIDE DIAMETER3.980 INCHES NOMINAL IN
SPECIAL FEATURESITEM HAS CAUTION TAG ATTACHED WHICH READS USE ONLY MS24665-298 COTTER PIN FOR ATTACHMENT OF MS27380 LANYARD, 1 EACH PIN IS ATTACHED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
302MR007P009Interchangeable
interchangeable cross-reference
interchangeable
302MR7P9Interchangeable
interchangeable cross-reference
interchangeable
1-8STAINLESSSTEELBALLGRA2Interchangeable
interchangeable cross-reference
interchangeable
603897Interchangeable
interchangeable cross-reference
interchangeable
600631Interchangeable
interchangeable cross-reference
interchangeable
10104677Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9498676121?
9498676121 is a CAP,FILLER OPENING.
What parts can replace 9498676121?
There are 10 known substitutes for 9498676121: 302MR007P009, 302MR7P9, 1-8STAINLESSSTEELBALLGRA2 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9498676121?
9498676121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-423-0272. 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