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B89656 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B89656: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.500 INCHES NOMINAL IN, material: COPPER ALLOY 464 TOP RING, inside_diameter: 1.501 INCHES MINIMUM AND 1.503 INCHES MAXIMUM IN, outside_diameter: 1.873 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN, cross-sectional_shape_style: V TOP RING, material_document_and_classification: MIL-B-994 COMP A MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-264-9613, 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
B89656
NSN: 5330-00-264-9613
FSC: 5330 — Packing and Gasket Materials
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
height0.500 INCHES NOMINAL IN
materialCOPPER ALLOY 464 TOP RING
inside_diameter1.501 INCHES MINIMUM AND 1.503 INCHES MAXIMUM IN
outside_diameter1.873 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN
intermediate_ring_quantity6
cross-sectional_shape_styleV TOP RING
material_document_and_classificationMIL-B-994 COMP A MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING
NSN5330-00-264-9613
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B89656 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
•
INTERMEDIATE RING QUANTITY: 6
•
OUTSIDE DIAMETER: 1.873 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-994 COMP A MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING
•
CROSS-SECTIONAL SHAPE STYLE: V TOP RING
TECHNICAL CHARACTERISTICS
INTERMEDIATE RING QUANTITY6
OUTSIDE DIAMETER1.873 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-994 COMP A MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-994 COMP A MIL SPEC SINGLE MATERIAL RESPONSE TOP RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-17314 TY 1 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
CROSS-SECTIONAL SHAPE STYLEV TOP RING
CROSS-SECTIONAL SHAPE STYLED BOTTOM RING
CROSS-SECTIONAL SHAPE STYLEV INTERMEDIATE RING
INSIDE DIAMETER1.501 INCHES MINIMUM AND 1.503 INCHES MAXIMUM IN
HEIGHT0.500 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 2
N89746PC90Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
89656Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B89656?
B89656 is a PACKING ASSEMBLY.
What parts can replace B89656?
There are 2 known substitutes for B89656: N89746PC90, 89656. Substitute compatibility should be verified for your specific system.
What is the NSN for B89656?
B89656 is cataloged in the U.S. Government catalog under NSN 5330-00-264-9613. This indicates validated use in U.S. government and defense supply chains.
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