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TA4C75S40 ✓ 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 diameter: 0.204 INCHES NOMINAL IN, material: RUBBER SYNTHETIC CUSHION, overall_width: 0.625 INCHES NOMINAL IN, style_designator: SINGLE LOOP, tongue_hole_type: ROUND, UNTHREADED, surface_treatment: CADMIUM BAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-680-4557, 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
TA4C75S40
NSN: 5340-00-680-4557
FSC: 5340
CAGE: 84971 — TA AEROSPACE CO DIV TA AEROSPACE (USA)
SPECIFICATIONS
diameter0.204 INCHES NOMINAL IN
materialRUBBER SYNTHETIC CUSHION
overall_width0.625 INCHES NOMINAL IN
style_designatorSINGLE LOOP
tongue_hole_typeROUND, UNTHREADED
surface_treatmentCADMIUM BAND
material_thickness0.078 INCHES NOMINAL IN
loop_inside_diameter2.500 INCHES NOMINAL IN
distance_from_loop_center_to_tongue_end1.901 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole1.683 INCHES NOMINAL IN
NSN5340-00-680-4557
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TA4C75S40 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
•
MATERIAL: STEEL BAND
•
STYLE DESIGNATOR: SINGLE LOOP
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 1.683 INCHES NOMINAL IN
•
DIAMETER: 0.204 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM BAND
•
LOOP INSIDE DIAMETER: 2.500 INCHES NOMINAL IN
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL BAND
STYLE DESIGNATORSINGLE LOOP
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE1.683 INCHES NOMINAL IN
DIAMETER0.204 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM BAND
LOOP INSIDE DIAMETER2.500 INCHES NOMINAL IN
OVERALL WIDTH0.625 INCHES NOMINAL IN
TONGUE HOLE TYPEROUND, UNTHREADED
MATERIALRUBBER SYNTHETIC CUSHION
DISTANCE FROM LOOP CENTER TO TONGUE END1.901 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
A3774095Upgraded Successor
successor cross-reference
successor
N3774095Upgraded Successor
successor cross-reference
successor
18356NPIECE27Upgraded Successor
successor cross-reference
successor
37740JInterchangeable
interchangeable cross-reference
interchangeable
37740Interchangeable
interchangeable cross-reference
interchangeable
B94.2-1971 TABLE 5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TA4C75S40?
TA4C75S40 is a CLAMP,LOOP.
What parts can replace TA4C75S40?
There are 12 known substitutes for TA4C75S40: A3774095, N3774095, 18356NPIECE27 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TA4C75S40?
TA4C75S40 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-680-4557. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026