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Technical Data Sheet
PartsTable / COMPONENT / 1539901
1539901 ✓ 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 CLAMP,LOOP is a the manufacturer industrial component. Key specifications include material: STEEL BAND, overall_width: 0.680 INCHES NOMINAL IN, style_designator: TWO PIECE, material_thickness: 0.283 INCHES NOMINAL IN, loop_inside_diameter: 1.781 INCHES NOMINAL IN, integral_nut_type_and_quantity: 2 PLAIN LUG. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-065-7034, 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
1539901
NSN: 5340-00-065-7034
FSC: 5340
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL BAND
overall_width0.680 INCHES NOMINAL IN
style_designatorTWO PIECE
material_thickness0.283 INCHES NOMINAL IN
loop_inside_diameter1.781 INCHES NOMINAL IN
integral_nut_type_and_quantity2 PLAIN LUG
NSN5340-00-065-7034
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1539901 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
KEY FEATURES
•
INTEGRAL NUT TYPE AND QUANTITY: 2 PLAIN LUG
•
MATERIAL: STEEL BAND
•
LOOP INSIDE DIAMETER: 1.781 INCHES NOMINAL IN
•
STYLE DESIGNATOR: TWO PIECE
•
MATERIAL THICKNESS: 0.283 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.680 INCHES NOMINAL IN
INTEGRAL NUT TYPE AND QUANTITY2 PLAIN LUG
MATERIALSTEEL BAND
LOOP INSIDE DIAMETER1.781 INCHES NOMINAL IN
STYLE DESIGNATORTWO PIECE
MATERIAL THICKNESS0.283 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
6627Upgraded Successor
successor cross-reference
successor
6616Upgraded Successor
successor cross-reference
successor
6625Upgraded Successor
successor cross-reference
successor
107-6620Interchangeable
interchangeable cross-reference
interchangeable
6620Interchangeable
interchangeable cross-reference
interchangeable
1097-6620Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1539901?
1539901 is a CLAMP,LOOP.
What parts can replace 1539901?
There are 14 known substitutes for 1539901: 6627, 6616, 6625 and 11 more. Substitute compatibility should be verified for your specific system.
Is 1539901 still available?
1539901 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026