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Technical Data Sheet
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4400173-1220 — Technical Data Sheet

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— · 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 end_item_identification: VALVE, AUTO SHUT-OFF 0.25 IPS, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. This part is cataloged in the Federal Logistics Information System under NSN 5331-00-618-5902, 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
4400173-1220
NSN: 5331-00-618-5902
FSC: 5331 — O-RING
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
end_item_identificationVALVE, AUTO SHUT-OFF 0.25 IPS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN5331-00-618-5902
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4400173-1220 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: 1.106 INCHES MINIMUM AND 1.118 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.302 INCHES MINIMUM AND 1.334 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CENTER HOLE DIAMETER1.106 INCHES MINIMUM AND 1.118 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.302 INCHES MINIMUM AND 1.334 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
11C9030CInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
193421H1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4-13InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
11C9030AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
11C9030InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
G547-0002-281250-0011-62InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4400173-1220?
4400173-1220 is a PACKING,PREFORMED.
What parts can replace 4400173-1220?
There are 24 known substitutes for 4400173-1220: 11C9030C, 193421H1, 4-13 and 21 more. Substitute compatibility should be verified for your specific system.
Is 4400173-1220 still available?
4400173-1220 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: October 2026