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MILC8603TYPE4CLASSA ✓ 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: 0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN, material: ALUMINUM ALLOY BAND, overall_width: 0.500 INCHES NOMINAL IN, special_features: HAS WEDGE CONFIGURATION, HAS STIFFENING BEAD TO EXTEND TO CLAMP CENTERLINE., style_designator: SINGLE LOOP, tongue_hole_type: ROUND, UNTHREADED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-515-0597, 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
MILC8603TYPE4CLASSA
NSN: 5340-00-515-0597
FSC: 5340
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
diameter0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
materialALUMINUM ALLOY BAND
overall_width0.500 INCHES NOMINAL IN
special_featuresHAS WEDGE CONFIGURATION, HAS STIFFENING BEAD TO EXTEND TO CLAMP CENTERLINE.
style_designatorSINGLE LOOP
tongue_hole_typeROUND, UNTHREADED
material_thickness0.050 INCHES NOMINAL IN
loop_inside_diameter0.563 INCHES NOMINAL IN
end_item_identificationMULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
material_document_and_classificationAMS-QQ-A-250/5 MIL SPEC SINGLE MATERIAL RESPONSE BAND
distance_from_loop_center_to_tongue_end0.971 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole0.752 INCHES NOMINAL IN
NSN5340-00-515-0597
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MILC8603TYPE4CLASSA 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: RUBBER CHLOROPRENE CLASS CR CUSHION
•
NONDEFINITIVE SPEC/STD DATA: 4 TYPE AND A CLASS
•
STYLE DESIGNATOR: OFFSET MOUNT
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHION
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 1.812 INCHES NOMINAL IN
•
CUSHIONING ENVIRONMENTAL PROTECTION: WEATHER RESISTANT
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER CHLOROPRENE CLASS CR CUSHION
NONDEFINITIVE SPEC/STD DATA4 TYPE AND A CLASS
STYLE DESIGNATOROFFSET MOUNT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHION
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
OVERALL WIDTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
DISTANCE FROM LOOP CENTER TO TONGUE END1.812 INCHES NOMINAL IN
CUSHIONING ENVIRONMENTAL PROTECTIONWEATHER RESISTANT
LOOP INSIDE DIAMETER2.173 INCHES MINIMUM AND 2.203 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE1.579 INCHES MINIMUM AND 1.609 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
AN742D11CUpgraded Successor
successor cross-reference
successor
942R102Upgraded Successor
successor cross-reference
successor
TA1716D11Upgraded Successor
successor cross-reference
successor
MIL-DTL-8603Upgraded Successor
successor cross-reference
successor
TA1716WS4Upgraded Successor
successor cross-reference
successor
MS21919WG4Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILC8603TYPE4CLASSA?
MILC8603TYPE4CLASSA is a CLAMP,LOOP.
What parts can replace MILC8603TYPE4CLASSA?
There are 24 known substitutes for MILC8603TYPE4CLASSA: AN742D11C, 942R102, TA1716D11 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MILC8603TYPE4CLASSA?
MILC8603TYPE4CLASSA is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-515-0597. 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