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268-1440 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

268-1440: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_width: 3.500 INCHES NOMINAL IN, style_designator: SINGLE LOOP, surface_treatment: ALUMINUM OVERALL, loop_inside_diameter: 4.140 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-331-5994, 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
268-1440
NSN: 5340-01-331-5994
FSC: 5340 — Hardware, Commercial
CAGE: 26151 — STEMCO INC SUB OF COLTEC INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width3.500 INCHES NOMINAL IN
style_designatorSINGLE LOOP
surface_treatmentALUMINUM OVERALL
loop_inside_diameter4.140 INCHES NOMINAL IN
NSN5340-01-331-5994
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 268-1440 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
•
SURFACE TREATMENT: ALUMINUM OVERALL
•
MATERIAL: STEEL OVERALL
•
LOOP INSIDE DIAMETER: 4.140 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSINGLE LOOP
OVERALL WIDTH3.500 INCHES NOMINAL IN
SURFACE TREATMENTALUMINUM OVERALL
MATERIALSTEEL OVERALL
LOOP INSIDE DIAMETER4.140 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 3
KYX00-5832Reference document
Same NSN cross-reference
Reference document — Secondary reference
1771A$302-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
1771AS302-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 268-1440?
268-1440 is a CLAMP,LOOP.
What parts can replace 268-1440?
There are 3 known substitutes for 268-1440: KYX00-5832, 1771A$302-1, 1771AS302-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 268-1440?
268-1440 is cataloged in the U.S. Government catalog under NSN 5340-01-331-5994. This indicates validated use in U.S. government and defense supply chains.
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