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PartsTable / COMPONENT / F3NY-125NA
F3NY-125NA ✓ 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: 0.203 INCHES NOMINAL IN, material: PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL, overall_width: 0.500 INCHES NOMINAL IN, style_designator: SINGLE LOOP, tongue_hole_type: ROUND, UNTHREADED, material_thickness: 0.036 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-733-7902, 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
F3NY-125NA
NSN: 5340-00-733-7902
FSC: 5340
CAGE: 85480 — BRADY UNITED STATES (USA)
SPECIFICATIONS
diameter0.203 INCHES NOMINAL IN
materialPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
overall_width0.500 INCHES NOMINAL IN
style_designatorSINGLE LOOP
tongue_hole_typeROUND, UNTHREADED
material_thickness0.036 INCHES NOMINAL IN
loop_inside_diameter0.125 INCHES NOMINAL IN
material_document_and_classificationASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
distance_from_loop_center_to_tongue_end0.513 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole0.310 INCHES NOMINAL IN
NSN5340-00-733-7902
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: F3NY-125NA 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
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 0.513 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE LOOP
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.203 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 0.310 INCHES NOMINAL IN
•
LOOP INSIDE DIAMETER: 0.125 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
DISTANCE FROM LOOP CENTER TO TONGUE END0.513 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE LOOP
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.203 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.310 INCHES NOMINAL IN
LOOP INSIDE DIAMETER0.125 INCHES NOMINAL IN
MATERIALPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
OVERALL WIDTH0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.036 INCHES NOMINAL IN
TONGUE HOLE TYPEROUND, UNTHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
L71341Interchangeable
interchangeable cross-reference
interchangeable
A21561XInterchangeable
interchangeable cross-reference
interchangeable
1BInterchangeable
interchangeable cross-reference
interchangeable
876054-00Interchangeable
Same NIIN cross-reference
interchangeable
8599093-006Interchangeable
Same NIIN cross-reference
interchangeable
8599479-140Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F3NY-125NA?
F3NY-125NA is a CLAMP,LOOP.
What parts can replace F3NY-125NA?
There are 9 known substitutes for F3NY-125NA: L71341, A21561X, 1B and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F3NY-125NA?
F3NY-125NA is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-733-7902. 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