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H73446-01-2-2 — PACKING MATERIAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

H73446-01-2-2: PACKING MATERIAL.

The PACKING MATERIAL is a the manufacturer industrial component. Key specifications include length: 377.000 MILLIMETERS NOMINAL MM, material: RUBBER CHLOROPRENE CLASS CR, special_features: COATING EMRALON;A FLUORCARBON COATING, end_item_identification: 115 MM BULKHEAD ND SEAL;FOR CLASS PC14 SHIPS MM, cross-sectional_shape_style: CIRCULAR, cross_section_outside_diameter: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-477-2410, 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
H73446-01-2-2
NSN: 5330-01-477-2410
FSC: 5330 — Packing and Gasket Materials
CAGE: 0EYA6 — DEFENSE MARITIME SOLUTIONS, INC. (USA)
SPECIFICATIONS
length377.000 MILLIMETERS NOMINAL MM
materialRUBBER CHLOROPRENE CLASS CR
special_featuresCOATING EMRALON;A FLUORCARBON COATING
end_item_identification115 MM BULKHEAD ND SEAL;FOR CLASS PC14 SHIPS MM
cross-sectional_shape_styleCIRCULAR
cross_section_outside_diameter0.125 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyDIAPHRAGM O-CORD
NSN5330-01-477-2410
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: H73446-01-2-2 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
•
LENGTH: 377.000 MILLIMETERS NOMINAL MM
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
•
CROSS SECTION OUTSIDE DIAMETER: 0.125 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS
LENGTH377.000 MILLIMETERS NOMINAL MM
CROSS-SECTIONAL SHAPE STYLECIRCULAR
SPECIAL FEATURESCOATING EMRALON;A FLUORCARBON COATING
CROSS SECTION OUTSIDE DIAMETER0.125 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYDIAPHRAGM O-CORD
END ITEM IDENTIFICATION115 MM BULKHEAD ND SEAL;FOR CLASS PC14 SHIPS MM
MATERIALRUBBER CHLOROPRENE CLASS CR
SUBSTITUTES & CROSS-REFERENCES 1
US73446-01Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H73446-01-2-2?
H73446-01-2-2 is a PACKING MATERIAL.
What parts can replace H73446-01-2-2?
There is 1 known substitute for H73446-01-2-2: US73446-01. Substitute compatibility should be verified for your specific system.
What is the NSN for H73446-01-2-2?
H73446-01-2-2 is cataloged in the U.S. Government catalog under NSN 5330-01-477-2410. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.