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554218 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

554218: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 0.199 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN, material: NICKEL ALLOY CUSHION, overall_width: 0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM IN, style_designator: SINGLE LOOP, tongue_hole_type: ROUND, UNTHREADED, material_thickness: 0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-420-7993, 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
554218
NSN: 5340-00-420-7993
FSC: 5340 — Hardware, Commercial
CAGE: 78570 — SMITHS TUBULAR SYSTEMS-LACONIA, INC. (USA)
SPECIFICATIONS
diameter0.199 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN
materialNICKEL ALLOY CUSHION
overall_width0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM IN
style_designatorSINGLE LOOP
tongue_hole_typeROUND, UNTHREADED
material_thickness0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN
loop_inside_diameter0.1000 INCHES NOMINAL IN
material_document_and_classificationAMS 5510 ASSN STD SINGLE MATERIAL RESPONSE BAND
distance_from_loop_center_to_tongue_end1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN
center_to_center_distance_between_loop_and_mounting_hole0.965 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
NSN5340-00-420-7993
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 554218 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 DOCUMENT AND CLASSIFICATION: AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE BAND
•
DIAMETER: 0.199 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 0.965 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSINGLE LOOP
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5510 ASSN STD SINGLE MATERIAL RESPONSE BAND
DIAMETER0.199 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN
OVERALL WIDTH0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM IN
MATERIAL THICKNESS0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN
DISTANCE FROM LOOP CENTER TO TONGUE END1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN
TONGUE HOLE TYPEROUND, UNTHREADED
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.965 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
MATERIALSTEEL COMP 321 BAND
MATERIALNICKEL ALLOY CUSHION
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 554218?
554218 is a CLAMP,LOOP.
What is the NSN for 554218?
554218 is cataloged in the U.S. Government catalog under NSN 5340-00-420-7993. 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.