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Technical Data Sheet
PartsTable / COMPONENT / 99115186
99115186 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include angle: 15.0 DEGREES NOMINAL, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, hardness_rating: 35.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL, peripheral_diameter: 2.359 INCHES NOMINAL IN, center_hole_diameter: 1.969 INCHES NOMINAL IN, cross-sectional_height: 0.192 INCHES MINIMUM AND 0.202 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 5330-00-291-9762, 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
99115186
NSN: 5330-00-291-9762
FSC: 5330
CAGE: 71871 — ALFA LAVAL INC (USA)
SPECIFICATIONS
angle15.0 DEGREES NOMINAL
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
hardness_rating35.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
peripheral_diameter2.359 INCHES NOMINAL IN
center_hole_diameter1.969 INCHES NOMINAL IN
cross-sectional_height0.192 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
cross-sectional_shape_styleANGLE
material_document_and_classificationMIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-291-9762
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 99115186 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 OVERALL
•
ANGLE: 15.0 DEGREES NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL HEIGHT: 0.192 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
•
HARDNESS RATING: 35.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
•
CENTER HOLE DIAMETER: 1.969 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: ANGLE
•
PERIPHERAL DIAMETER: 2.359 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
ANGLE15.0 DEGREES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL HEIGHT0.192 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
HARDNESS RATING35.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
CENTER HOLE DIAMETER1.969 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEANGLE
PERIPHERAL DIAMETER2.359 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
15-186Interchangeable
interchangeable cross-reference
interchangeable
18720Interchangeable
interchangeable cross-reference
interchangeable
91D1243Interchangeable
interchangeable cross-reference
interchangeable
7402848Interchangeable
interchangeable cross-reference
interchangeable
GGG-T-70Interchangeable
interchangeable cross-reference
interchangeable
15076Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 99115186?
99115186 is a PACKING,PREFORMED.
What parts can replace 99115186?
There are 8 known substitutes for 99115186: 15-186, 18720, 91D1243 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 99115186?
99115186 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-9762. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026