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Technical Data Sheet
PartsTable / O-RING / 7377331
7377331 ✓ 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 7377331 is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, outside_diameter: 2.617 INCHES MINIMUM AND 2.673 INCHES MAXIMUM IN, center_hole_diameter: 2.215 INCHES MINIMUM AND 2.235 INCHES MAXIMUM IN, cross-sectional_height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-584-1186, 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
7377331
NSN: 5331-00-584-1186
FSC: 5331 — O-RING
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter2.617 INCHES MINIMUM AND 2.673 INCHES MAXIMUM IN
center_hole_diameter2.215 INCHES MINIMUM AND 2.235 INCHES MAXIMUM IN
cross-sectional_height0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
NSN5331-00-584-1186
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7377331 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
•
CENTER HOLE DIAMETER: 2.215 INCHES MINIMUM AND 2.235 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CROSS-SECTIONAL HEIGHT: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.617 INCHES MINIMUM AND 2.673 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER2.215 INCHES MINIMUM AND 2.235 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CROSS-SECTIONAL HEIGHT0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.617 INCHES MINIMUM AND 2.673 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
571-6202-1301776REVABLINE1077Interchangeable
interchangeable cross-reference
interchangeable
25F243Interchangeable
interchangeable cross-reference
interchangeable
11-331Interchangeable
interchangeable cross-reference
interchangeable
3666880Interchangeable
interchangeable cross-reference
interchangeable
7377331Interchangeable
interchangeable cross-reference
interchangeable
AMS-P-813461/1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7377331?
7377331 is a 7377331.
What parts can replace 7377331?
There are 16 known substitutes for 7377331: 571-6202-1301776REVABLINE1077, 25F243, 11-331 and 13 more. Substitute compatibility should be verified for your specific system.
Is 7377331 still available?
7377331 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026