PartsTable
Technical Data Sheet
PartsTable / O-RING / 2-437C147-7
2-437C147-7 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, temp_rating: -60.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 6.476 INCHES MINIMUM AND 6.574 INCHES MAXIMUM IN, center_hole_diameter: 5.938 INCHES MINIMUM AND 6.012 INCHES MAXIMUM IN, cross-sectional_height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM 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 5331-00-275-3472, 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
2-437C147-7
NSN: 5331-00-275-3472
FSC: 5331 — O-RING
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
temp_rating-60.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter6.476 INCHES MINIMUM AND 6.574 INCHES MAXIMUM IN
center_hole_diameter5.938 INCHES MINIMUM AND 6.012 INCHES MAXIMUM IN
cross-sectional_height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
NSN5331-00-275-3472
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-437C147-7 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
•
OUTSIDE DIAMETER: 6.476 INCHES MINIMUM AND 6.574 INCHES MAXIMUM IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
•
CENTER HOLE DIAMETER: 5.938 INCHES MINIMUM AND 6.012 INCHES MAXIMUM IN
•
TEMP RATING: -60.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CROSS-SECTIONAL HEIGHT: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER6.476 INCHES MINIMUM AND 6.574 INCHES MAXIMUM IN
MATERIALRUBBER CHLOROPRENE CLASS CR
CENTER HOLE DIAMETER5.938 INCHES MINIMUM AND 6.012 INCHES MAXIMUM IN
TEMP RATING-60.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
MS9386-227Interchangeable
interchangeable cross-reference
interchangeable
AMS7267Interchangeable
interchangeable cross-reference
interchangeable
AS568-437Interchangeable
interchangeable cross-reference
interchangeable
292965R1Interchangeable
interchangeable cross-reference
interchangeable
AS568-282Interchangeable
interchangeable cross-reference
interchangeable
AMS-R-7362Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 2-437C147-7?
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 2-437C147-7?
2-437C147-7 is a O-RING.
What parts can replace 2-437C147-7?
There are 11 known substitutes for 2-437C147-7: MS9386-227, AMS7267, AS568-437 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-437C147-7?
2-437C147-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-275-3472. 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 — 2-437C147-7

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