PartsTable
Technical Data Sheet
PartsTable / O-RING / 74453020026
74453020026 ✓ 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 BUTADIENE-ACRYLONITRILE CLASS NBR, outside_diameter: 1.362 INCHES MINIMUM AND 1.396 INCHES MAXIMUM IN, center_hole_diameter: 1.233 INCHES MINIMUM AND 1.245 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-631-1342, 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
74453020026
NSN: 5331-00-631-1342
FSC: 5331 — O-RING
CAGE: 89944 — ELBITAMERICA, INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter1.362 INCHES MINIMUM AND 1.396 INCHES MAXIMUM IN
center_hole_diameter1.233 INCHES MINIMUM AND 1.245 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-631-1342
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74453020026 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: 1.362 INCHES MINIMUM AND 1.396 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 1.233 INCHES MINIMUM AND 1.245 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.362 INCHES MINIMUM AND 1.396 INCHES MAXIMUM IN
CENTER HOLE DIAMETER1.233 INCHES MINIMUM AND 1.245 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
300806Interchangeable
interchangeable cross-reference
interchangeable
6S6-120VInterchangeable
interchangeable cross-reference
interchangeable
8017/21-03-5 GR EEN 120V 60HZInterchangeable
interchangeable cross-reference
interchangeable
656-120/125VInterchangeable
interchangeable cross-reference
interchangeable
AS568-026 D7Interchangeable
interchangeable cross-reference
interchangeable
2-026Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74453020026?
74453020026 is a O-RING.
What parts can replace 74453020026?
There are 20 known substitutes for 74453020026: 300806, 6S6-120V, 8017/21-03-5 GR EEN 120V 60HZ and 17 more. Substitute compatibility should be verified for your specific system.
Is 74453020026 still available?
74453020026 is currently cancelled.
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Last verified: July 2026