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21664127-344 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21664127-344: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include overall_width: 25.0 MILLIMETERS NOMINAL MM, style_designator: SINGLE LOOP, tongue_hole_type: ROUND, UNTHREADED, material_thickness: 2.0 MILLIMETERS NOMINAL MM, loop_inside_diameter: 34.0 MILLIMETERS NOMINAL MM, center_to_center_distance_between_loop_and_mounting_hole: 28.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-308-6117, 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
21664127-344
NSN: 5340-01-308-6117
FSC: 5340 — Hardware, Commercial
CAGE: S3465 — BAE SYSTEMS HAGGLUNDS AB (SWE)
SPECIFICATIONS
overall_width25.0 MILLIMETERS NOMINAL MM
style_designatorSINGLE LOOP
tongue_hole_typeROUND, UNTHREADED
material_thickness2.0 MILLIMETERS NOMINAL MM
loop_inside_diameter34.0 MILLIMETERS NOMINAL MM
center_to_center_distance_between_loop_and_mounting_hole28.0 MILLIMETERS NOMINAL MM
NSN5340-01-308-6117
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21664127-344 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: SINGLE LOOP
•
MATERIAL THICKNESS: 2.0 MILLIMETERS NOMINAL MM
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 28.0 MILLIMETERS NOMINAL MM
•
LOOP INSIDE DIAMETER: 34.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSINGLE LOOP
OVERALL WIDTH25.0 MILLIMETERS NOMINAL MM
MATERIAL THICKNESS2.0 MILLIMETERS NOMINAL MM
TONGUE HOLE TYPEROUND, UNTHREADED
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE28.0 MILLIMETERS NOMINAL MM
LOOP INSIDE DIAMETER34.0 MILLIMETERS NOMINAL MM
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 2
90906-991Reference document
Same NSN cross-reference
Reference document — Secondary reference
RSGU 34/20Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 21664127-344?
21664127-344 is a CLAMP,LOOP.
What parts can replace 21664127-344?
There are 2 known substitutes for 21664127-344: 90906-991, RSGU 34/20. Substitute compatibility should be verified for your specific system.
What is the NSN for 21664127-344?
21664127-344 is cataloged in the U.S. Government catalog under NSN 5340-01-308-6117. This indicates validated use in U.S. government and defense supply chains.
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