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613-8399899 — BLOCK AND TACKLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

613-8399899: BLOCK AND TACKLE.

The BLOCK AND TACKLE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-648-6615, 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
613-8399899
NSN: 5340-01-648-6615
NIINs: 016486615, 016486621, 016490367, 016490369, 016490478, 016490492
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number613-8399899
NSN5340-01-648-6615
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 613-8399899 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 2
613-8399899 PART NO. 36Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
3000T54Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 613-8399899?
613-8399899 is a BLOCK AND TACKLE.
What parts can replace 613-8399899?
There are 2 known substitutes for 613-8399899: 613-8399899 PART NO. 36, 3000T54. Substitute compatibility should be verified for your specific system.
What is the NSN for 613-8399899?
613-8399899 is cataloged in the U.S. Government catalog under NSN 5340-01-648-6615. This indicates validated use in U.S. government and defense supply chains.
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