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Technical Data Sheet
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516604 ✓ 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: 0.531 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, material: STEEL COMP 304 OR STEEL COMP 321 BAND, overall_width: 0.750 INCHES NOMINAL IN, special_features: 1/2" MOUNTING BOLT, 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 5340-01-576-1155, 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
516604
NSN: 5340-01-576-1155
FSC: 5340
CAGE: 29355 — NAVY, UNITED STATES DEPARTMENT OF THE DBA SPACE & NAVAL WARFARE SYSTEMS CENTER, ATLANTIC (USA)
SPECIFICATIONS
diameter0.531 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
materialSTEEL COMP 304 OR STEEL COMP 321 BAND
overall_width0.750 INCHES NOMINAL IN
special_features1/2" MOUNTING BOLT
style_designatorSINGLE LOOP
tongue_hole_typeROUND, UNTHREADED
material_thickness0.030 INCHES NOMINAL IN
loop_inside_diameter1.00 INCHES NOMINAL IN
end_item_identificationRG-33 AUV MRAP; MRAP - COUGAR
distance_from_loop_center_to_tongue_end1.563 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyCLAMP, LOOP-CUSHIONED
center_to_center_distance_between_loop_and_mounting_hole1.123 INCHES NOMINAL IN
NSN5340-01-576-1155
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 516604 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
•
LOOP INSIDE DIAMETER: 1.00 INCHES NOMINAL IN
•
DIAMETER: 0.531 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 1.123 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.750 INCHES NOMINAL IN
LOOP INSIDE DIAMETER1.00 INCHES NOMINAL IN
DIAMETER0.531 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONRG-33 AUV MRAP; MRAP - COUGAR
TONGUE HOLE TYPEROUND, UNTHREADED
PART NAME ASSIGNED BY CONTROLLING AGENCYCLAMP, LOOP-CUSHIONED
SPECIAL FEATURES1/2" MOUNTING BOLT
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE1.123 INCHES NOMINAL IN
MATERIAL THICKNESS0.030 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO TONGUE END1.563 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
1806Interchangeable
interchangeable cross-reference
interchangeable
43028Interchangeable
interchangeable cross-reference
interchangeable
233Interchangeable
interchangeable cross-reference
interchangeable
S332Interchangeable
interchangeable cross-reference
interchangeable
S-332MInterchangeable
interchangeable cross-reference
interchangeable
5010-001-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 516604?
516604 is a CLAMP,LOOP.
What parts can replace 516604?
There are 20 known substitutes for 516604: 1806, 43028, 233 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 516604?
516604 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-576-1155. 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