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Technical Data Sheet
PartsTable / O-RING / 124-7386971 PC 5
124-7386971 PC 5 ✓ 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 1.398 INCHES MAXIMUM IN, center_hole_diameter: 1.168 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-579-1021, 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
124-7386971 PC 5
NSN: 5331-00-579-1021
FSC: 5331 — O-RING
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter1.362 INCHES MINIMUM AND 1.398 INCHES MAXIMUM IN
center_hole_diameter1.168 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN5331-00-579-1021
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 124-7386971 PC 5 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
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
OUTSIDE DIAMETER: 1.362 INCHES MINIMUM AND 1.398 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 1.168 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
OUTSIDE DIAMETER1.362 INCHES MINIMUM AND 1.398 INCHES MAXIMUM IN
CENTER HOLE DIAMETER1.168 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
MS29513-27Interchangeable
interchangeable cross-reference
interchangeable
MS29513-027Interchangeable
interchangeable cross-reference
interchangeable
AMS-P-5315AInterchangeable
interchangeable cross-reference
interchangeable
8A9020Interchangeable
interchangeable cross-reference
interchangeable
2-007N602-70Interchangeable
interchangeable cross-reference
interchangeable
MS29513-007Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 124-7386971 PC 5?
124-7386971 PC 5 is a O-RING.
What parts can replace 124-7386971 PC 5?
There are 32 known substitutes for 124-7386971 PC 5: MS29513-27, MS29513-027, AMS-P-5315A and 29 more. Substitute compatibility should be verified for your specific system.
Is 124-7386971 PC 5 still available?
124-7386971 PC 5 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026