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PartsTable / COMPONENT / 4420173-0032
4420173-0032 ✓ 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 material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, hardness_rating: 68.0 SHORE DUROMETER A MINIMUM OVERALL, center_hole_diameter: 0.880 INCHES NOMINAL IN, cross-sectional_height: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN, cross-sectional_shape_style: O-RING, material_document_and_classification: MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-532-4442, 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
4420173-0032
NSN: 5330-00-532-4442
FSC: 5330
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
hardness_rating68.0 SHORE DUROMETER A MINIMUM OVERALL
center_hole_diameter0.880 INCHES NOMINAL IN
cross-sectional_height0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
cross-sectional_shape_styleO-RING
material_document_and_classificationMIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-532-4442
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4420173-0032 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
•
CENTER HOLE DIAMETER: 0.880 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
•
HARDNESS RATING: 68.0 SHORE DUROMETER A MINIMUM OVERALL
•
CROSS-SECTIONAL HEIGHT: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.880 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEO-RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
HARDNESS RATING68.0 SHORE DUROMETER A MINIMUM OVERALL
CROSS-SECTIONAL HEIGHT0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
P220-500Interchangeable
interchangeable cross-reference
interchangeable
3058Interchangeable
interchangeable cross-reference
interchangeable
O-C-265Interchangeable
interchangeable cross-reference
interchangeable
30182-2-4BInterchangeable
interchangeable cross-reference
interchangeable
941-2-4Interchangeable
interchangeable cross-reference
interchangeable
105-1087Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4420173-0032?
4420173-0032 is a PACKING,PREFORMED.
What parts can replace 4420173-0032?
There are 11 known substitutes for 4420173-0032: P220-500, 3058, O-C-265 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4420173-0032?
4420173-0032 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-532-4442. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026