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PartsTable / COMPONENT / MILR1149ID19-1875
MILR1149ID19-1875 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, hardness_rating: 70.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 18.250 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 17.250 INCHES NOMINAL IN, cross-sectional_thickness: 0.500 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 5330-00-913-7699, 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
MILR1149ID19-1875
NSN: 5330-00-913-7699
FSC: 5330
CAGE: 73680 — GARLOCK SEALING TECHNOLOGIES LLC DBA GARLOCK SEALING TECHNOLOGIES LLC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
hardness_rating70.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter18.250 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter17.250 INCHES NOMINAL IN
cross-sectional_thickness0.500 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-R-1149,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-913-7699
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MILR1149ID19-1875 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 DOCUMENT AND CLASSIFICATION: MIL-R-1149,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
HARDNESS RATING: 70.0 SHORE DUROMETER A MAXIMUM OVERALL
•
APERTURE DIAMETER: 17.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 18.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
CROSS-SECTIONAL THICKNESS: 0.500 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-1149,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING70.0 SHORE DUROMETER A MAXIMUM OVERALL
APERTURE DIAMETER17.250 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER18.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
CROSS-SECTIONAL THICKNESS0.500 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
AFP2372D06Interchangeable
interchangeable cross-reference
interchangeable
3451-6Interchangeable
interchangeable cross-reference
interchangeable
AP2690-06Interchangeable
interchangeable cross-reference
interchangeable
5P279Interchangeable
interchangeable cross-reference
interchangeable
5P0279Interchangeable
interchangeable cross-reference
interchangeable
A4344-34516Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILR1149ID19-1875?
MILR1149ID19-1875 is a GASKET.
What parts can replace MILR1149ID19-1875?
There are 6 known substitutes for MILR1149ID19-1875: AFP2372D06, 3451-6, AP2690-06 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MILR1149ID19-1875?
MILR1149ID19-1875 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-913-7699. 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