PartsTable
Technical Data Sheet
5173A ✓ 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. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-243-4667, 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
5173A
NSN: 5330-01-243-4667
FSC: 5330
CAGE: 22501 — HOWELL LABORATORIES INC DBA HOWELL LABORATORIES INC (USA)
SPECIFICATIONS
Part Number5173A
NSN5330-01-243-4667
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5173A 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
TM1-4 470Interchangeable
interchangeable cross-reference
interchangeable
TM1-4-470-10PCTInterchangeable
interchangeable cross-reference
interchangeable
TM1-4-500-10PCTInterchangeable
interchangeable cross-reference
interchangeable
5173Interchangeable
interchangeable cross-reference
interchangeable
8084AInterchangeable
interchangeable cross-reference
interchangeable
91741Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5173A?
5173A is a GASKET.
What parts can replace 5173A?
There are 19 known substitutes for 5173A: TM1-4 470, TM1-4-470-10PCT, TM1-4-500-10PCT and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5173A?
5173A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-243-4667. This indicates validated use in U.S. government and defense supply chains.
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