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5428K25 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5428K25: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BAND, style_designator: T-BOLT, loop_inside_diameter: 4.5 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: CLAMP-ON EXPANSION JOINT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-666-6563, 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
5428K25
NSN: 5340-01-666-6563
FSC: 5340 — Hardware, Commercial
CAGE: 3A054 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BAND
style_designatorT-BOLT
loop_inside_diameter4.5 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyCLAMP-ON EXPANSION JOINT
NSN5340-01-666-6563
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5428K25 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: T-BOLT
•
MATERIAL: STEEL CORROSION RESISTING BAND
•
LOOP INSIDE DIAMETER: 4.5 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORT-BOLT
PART NAME ASSIGNED BY CONTROLLING AGENCYCLAMP-ON EXPANSION JOINT
MATERIALSTEEL CORROSION RESISTING BAND
LOOP INSIDE DIAMETER4.5 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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5428K25?
5428K25 is a CLAMP,LOOP.
What is the NSN for 5428K25?
5428K25 is cataloged in the U.S. Government catalog under NSN 5340-01-666-6563. 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.