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Technical Data Sheet
21989P11 ✓ 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: FIBER NONASBESTOS AND ASPHALT AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CORE, outside_diameter: 1.047 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN, special_features: AS DIFFERENTIATED BY FILLER OF NON-ASBESTOS MATERIAL, style_designator: CIRCULAR, aperture_diameter: 0.812 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN, maximum_pressure_rating: 200.0 POUNDS PER SQUARE INCH (PSI) LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-354-7724, 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
21989P11
NSN: 5330-01-354-7724
FSC: 5330
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialFIBER NONASBESTOS AND ASPHALT AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CORE
outside_diameter1.047 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
special_featuresAS DIFFERENTIATED BY FILLER OF NON-ASBESTOS MATERIAL
style_designatorCIRCULAR
aperture_diameter0.812 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
maximum_pressure_rating200.0 POUNDS PER SQUARE INCH (PSI) LBS
cross-sectional_thickness0.078 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
cross-sectional_shape_styleMETAL WITH SOFT FILLER
environmental_attribute_codeASBESTOS ALTERNATIVE PRODUCTS
criticality_code_justificationMATT
material_document_and_classificationHH-G-101,TYPE 3 FED SPEC ALL MATERIAL RESPONSES CORE
NSN5330-01-354-7724
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21989P11 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
CRITICALITY CODE JUSTIFICATION: MATT
MATERIAL DOCUMENT AND CLASSIFICATION: HH-G-101,TYPE 3 FED SPEC ALL MATERIAL RESPONSES CORE
MATERIAL: FIBER NONASBESTOS AND ASPHALT AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CORE
CROSS-SECTIONAL SHAPE STYLE: METAL WITH SOFT FILLER
MAXIMUM PRESSURE RATING: 200.0 POUNDS PER SQUARE INCH (PSI) LBS
APERTURE DIAMETER: 0.812 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONMATT
MATERIAL DOCUMENT AND CLASSIFICATIONHH-G-101,TYPE 3 FED SPEC ALL MATERIAL RESPONSES CORE
MATERIAL DOCUMENT AND CLASSIFICATIONHH-G-101 FED SPEC SINGLE MATERIAL RESPONSE CASE
SPECIAL FEATURESAS DIFFERENTIATED BY FILLER OF NON-ASBESTOS MATERIAL
MATERIALFIBER NONASBESTOS AND ASPHALT AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CORE
CROSS-SECTIONAL SHAPE STYLEMETAL WITH SOFT FILLER
MAXIMUM PRESSURE RATING200.0 POUNDS PER SQUARE INCH (PSI) LBS
APERTURE DIAMETER0.812 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
CROSS-SECTIONAL THICKNESS0.078 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.047 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
945827Interchangeable
interchangeable cross-reference
interchangeable
25501-5SInterchangeable
interchangeable cross-reference
interchangeable
7017Interchangeable
interchangeable cross-reference
interchangeable
P253Interchangeable
interchangeable cross-reference
interchangeable
0C265Interchangeable
interchangeable cross-reference
interchangeable
2119Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21989P11?
21989P11 is a GASKET.
What parts can replace 21989P11?
There are 19 known substitutes for 21989P11: 945827, 25501-5S, 7017 and 16 more. Substitute compatibility should be verified for your specific system.
Is 21989P11 still available?
21989P11 is currently cancelled.
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