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S766D12 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S766D12: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 0.204 INCHES NOMINAL IN, material: ALUMINUM ALLOY 2024 OVERALL, overall_width: 0.375 INCHES NOMINAL IN, tongue_hole_type: ROUND, UNTHREADED, loop_inside_diameter: 0.750 INCHES NOMINAL IN, material_document_and_classification: QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-522-0100, 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
S766D12
NSN: 5340-01-522-0100
FSC: 5340 — Hardware, Commercial
CAGE: 18076 — UMPCO, INC. DBA UMPCO INC (USA)
SPECIFICATIONS
diameter0.204 INCHES NOMINAL IN
materialALUMINUM ALLOY 2024 OVERALL
overall_width0.375 INCHES NOMINAL IN
tongue_hole_typeROUND, UNTHREADED
loop_inside_diameter0.750 INCHES NOMINAL IN
material_document_and_classificationQQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
distance_from_loop_center_to_tongue_end0.844 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole0.656 INCHES NOMINAL IN
NSN5340-01-522-0100
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S766D12 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 DOCUMENT AND CLASSIFICATION: QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.204 INCHES NOMINAL IN
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 0.844 INCHES NOMINAL IN
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 0.656 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
•
LOOP INSIDE DIAMETER: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.204 INCHES NOMINAL IN
OVERALL WIDTH0.375 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO TONGUE END0.844 INCHES NOMINAL IN
TONGUE HOLE TYPEROUND, UNTHREADED
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.656 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 2024 OVERALL
LOOP INSIDE DIAMETER0.750 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S766D12?
S766D12 is a CLAMP,LOOP.
What is the NSN for S766D12?
S766D12 is cataloged in the U.S. Government catalog under NSN 5340-01-522-0100. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.