PartsTable
Technical Data Sheet
PartsTable / COMPONENT / S9300-921873PC127
S9300-921873PC127 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include color: BLACK, material: RUBBER POLYISOPRENE NATURAL CLASS NR OVERALL, outside_diameter: 2.546 INCHES MINIMUM AND 2.554 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 2.250 INCHES NOMINAL IN, end_item_identification: OXYGEN BREATHING APPARATUS,NAVY TYPE A-3. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-300-8415, 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
S9300-921873PC127
NSN: 5330-00-300-8415
FSC: 5330
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
colorBLACK
materialRUBBER POLYISOPRENE NATURAL CLASS NR OVERALL
outside_diameter2.546 INCHES MINIMUM AND 2.554 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter2.250 INCHES NOMINAL IN
end_item_identificationOXYGEN BREATHING APPARATUS,NAVY TYPE A-3
cross-sectional_thickness0.094 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-300-8415
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S9300-921873PC127 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
•
CROSS-SECTIONAL THICKNESS: 0.094 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL: RUBBER POLYISOPRENE NATURAL CLASS NR OVERALL
•
OUTSIDE DIAMETER: 2.546 INCHES MINIMUM AND 2.554 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
COLOR: BLACK
•
APERTURE DIAMETER: 2.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL THICKNESS0.094 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIALRUBBER POLYISOPRENE NATURAL CLASS NR OVERALL
END ITEM IDENTIFICATIONOXYGEN BREATHING APPARATUS,NAVY TYPE A-3
OUTSIDE DIAMETER2.546 INCHES MINIMUM AND 2.554 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
COLORBLACK
APERTURE DIAMETER2.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
16531Interchangeable
interchangeable cross-reference
interchangeable
8499318Interchangeable
interchangeable cross-reference
interchangeable
40005Interchangeable
interchangeable cross-reference
interchangeable
B2024-10Interchangeable
interchangeable cross-reference
interchangeable
EP202420Interchangeable
interchangeable cross-reference
interchangeable
013-2024-00-0-479Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy S9300-921873PC127?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is S9300-921873PC127?
S9300-921873PC127 is a GASKET.
What parts can replace S9300-921873PC127?
There are 13 known substitutes for S9300-921873PC127: 16531, 8499318, 40005 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S9300-921873PC127?
S9300-921873PC127 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-300-8415. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — S9300-921873PC127

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026