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Technical Data Sheet
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R34557 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

R34557: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-00-426-4793, 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
R34557
NSN: 5340-00-426-4793
FSC: 5340 — Hardware, Commercial
CAGE: 75755 — DEERE & COMPANY DBA DEERE JOHN CO (USA)
SPECIFICATIONS
Part NumberR34557
NSN5340-00-426-4793
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R34557 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 3
3CA284Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
8M2770Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
140583Same 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 R34557?
R34557 is a CLAMP,LOOP.
What parts can replace R34557?
There are 3 known substitutes for R34557: 3CA284, 8M2770, 140583. Substitute compatibility should be verified for your specific system.
What is the NSN for R34557?
R34557 is cataloged in the U.S. Government catalog under NSN 5340-00-426-4793. This indicates validated use in U.S. government and defense supply chains.
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