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1220C0740 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1220C0740: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 BAND, overall_width: 0.620 INCHES NOMINAL IN, inside_diameter: 0.513 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN, material_document_and_classification: QQ-N-281 CL A FORM 1 OR FORM 6 FED SPEC SINGLE MATERIAL RESPONSE BAND, center_to_center_distance_between_loop_and_mounting_hole: 0.437 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-166-1071, 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
1220C0740
NSN: 5331-00-166-1071
NIINs: 001661071, 013607085
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialNICKEL ALLOY 400 BAND
overall_width0.620 INCHES NOMINAL IN
inside_diameter0.513 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
material_document_and_classificationQQ-N-281 CL A FORM 1 OR FORM 6 FED SPEC SINGLE MATERIAL RESPONSE BAND
center_to_center_distance_between_loop_and_mounting_hole0.437 INCHES NOMINAL IN
NSN5331-00-166-1071
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1220C0740 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
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.989 INCHES MINIMUM AND 1.021 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 0.789 INCHES MINIMUM AND 0.809 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.989 INCHES MINIMUM AND 1.021 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER0.789 INCHES MINIMUM AND 0.809 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 10
4680-117Reference document
Same NSN cross-reference
Reference document — Secondary reference
M83248/1-117Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS3209-117Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
D0566221Reference document
Same NSN cross-reference
Reference document — Secondary reference
99-2973-117Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2117V884-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1220C0740?
1220C0740 is a CLAMP,LOOP.
What parts can replace 1220C0740?
There are 10 known substitutes for 1220C0740: 4680-117, M83248/1-117, AS3209-117 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1220C0740?
1220C0740 is cataloged in the U.S. Government catalog under NSN 5331-00-166-1071. This indicates validated use in U.S. government and defense supply chains.
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