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Technical Data Sheet
3537 MOD ITEM 19 ✓ 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 RING,SEALING,TORODI 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 5330-01-299-7317, 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
3537 MOD ITEM 19
NSN: 5330-01-299-7317
FSC: 5330
CAGE: U3374 — CAT PUMPS (UK) LTD (GBR)
SPECIFICATIONS
Part Number3537 MOD ITEM 19
NSN5330-01-299-7317
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3537 MOD ITEM 19 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 6
13296Interchangeable
interchangeable cross-reference
interchangeable
13224Interchangeable
interchangeable cross-reference
interchangeable
12398Interchangeable
interchangeable cross-reference
interchangeable
9HB727Interchangeable
interchangeable cross-reference
interchangeable
A13296-1Interchangeable
Housing,flyer's Helmet Visor
interchangeable
3537.MOD ITEM 19Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3537 MOD ITEM 19?
3537 MOD ITEM 19 is a RING,SEALING,TORODI.
What parts can replace 3537 MOD ITEM 19?
There are 6 known substitutes for 3537 MOD ITEM 19: 13296, 13224, 12398 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3537 MOD ITEM 19?
3537 MOD ITEM 19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-299-7317. This indicates validated use in U.S. government and defense supply chains.
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