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PartsTable / COMPONENT / J138115
J138115 ✓ 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 SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, seal_width: 0.375 INCHES NOMINAL IN, construction: ONE-PIECE, outside_diameter: 4.130 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 4.125 INCHES NOMINAL 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 5330-01-424-7952, 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
J138115
NSN: 5330-01-424-7952
FSC: 5330
CAGE: 98523 — JERED LLC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
seal_width0.375 INCHES NOMINAL IN
constructionONE-PIECE
outside_diameter4.130 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter4.125 INCHES NOMINAL IN
accommodated_shaft_diameter3.125 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-01-424-7952
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: J138115 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
•
SEAL WIDTH: 0.375 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 4.125 INCHES NOMINAL IN
•
SURFACE TREATMENT: PLASTIC CASE
•
OUTSIDE DIAMETER: 4.130 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
•
CONSTRUCTION: ONE-PIECE
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
ACCOMMODATED SHAFT DIAMETER: 3.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.375 INCHES NOMINAL IN
HOUSING BORE DIAMETER4.125 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC CASE
OUTSIDE DIAMETER4.130 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
CONSTRUCTIONONE-PIECE
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
ACCOMMODATED SHAFT DIAMETER3.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
K31177Interchangeable
interchangeable cross-reference
interchangeable
31177Interchangeable
interchangeable cross-reference
interchangeable
T3609Interchangeable
interchangeable cross-reference
interchangeable
LS358-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is J138115?
J138115 is a SEAL,PLAIN.
What parts can replace J138115?
There are 7 known substitutes for J138115: QQ-A-200/3, AMS-QQ-A-200/3, K31177 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for J138115?
J138115 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-424-7952. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026