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11644431 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11644431: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 0.280 INCHES NOMINAL IN, material: RUBBER CUSHION, overall_width: 0.760 INCHES NOMINAL IN, style_designator: CENTER MOUNT, tongue_hole_type: ROUND, UNTHREADED, surface_treatment: CADMIUM BAND. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-454-0318, 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
11644431
NSN: 5340-00-454-0318
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
diameter0.280 INCHES NOMINAL IN
materialRUBBER CUSHION
overall_width0.760 INCHES NOMINAL IN
style_designatorCENTER MOUNT
tongue_hole_typeROUND, UNTHREADED
surface_treatmentCADMIUM BAND
material_thickness0.060 INCHES NOMINAL IN
loop_inside_diameter0.740 INCHES NOMINAL IN
material_document_and_classificationQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE BAND
distance_from_loop_center_to_tongue_end1.320 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole0.940 INCHES NOMINAL IN
NSN5340-00-454-0318
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11644431 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
•
STYLE DESIGNATOR: CENTER MOUNT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE BAND
•
DIAMETER: 0.280 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.060 INCHES NOMINAL IN
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 1.320 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM BAND
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCENTER MOUNT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE BAND
DIAMETER0.280 INCHES NOMINAL IN
OVERALL WIDTH0.760 INCHES NOMINAL IN
MATERIAL THICKNESS0.060 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO TONGUE END1.320 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM BAND
TONGUE HOLE TYPEROUND, UNTHREADED
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.940 INCHES NOMINAL IN
MATERIALSTEEL BAND
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11644431?
11644431 is a CLAMP,LOOP.
What is the NSN for 11644431?
11644431 is cataloged in the U.S. Government catalog under NSN 5340-00-454-0318. 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.