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203961 — PULLEY,GROOVE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

203961: PULLEY,GROOVE.

The PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include end_item_identification: WATERJET,HJ2. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-337-0861, 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
203961
NSN: 5330-01-337-0861
NIINs: 013370861, 015620592
FSC: 5330 — Packing and Gasket Materials
CAGE: 25204 — ADMIRAL FILTER COMPANY LLC (USA)
SPECIFICATIONS
groove_shapeV
groove_quantity1
end_item_identificationWATERJET,HJ2
NSN5330-01-337-0861
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 203961 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
SUBSTITUTES & CROSS-REFERENCES 1
601306 ITEM 4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 203961?
203961 is a PULLEY,GROOVE.
What parts can replace 203961?
There is 1 known substitute for 203961: 601306 ITEM 4. Substitute compatibility should be verified for your specific system.
What is the NSN for 203961?
203961 is cataloged in the U.S. Government catalog under NSN 5330-01-337-0861. This indicates validated use in U.S. government and defense supply chains.
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