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Technical Data Sheet
PartsTable / COMPONENT / KL1057
KL1057 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 0.199 INCHES NOMINAL IN, material: ALUMINUM BAND, loop_width: 0.445 INCHES NOMINAL IN, loop_length: 0.890 INCHES NOMINAL IN, overall_width: 0.625 INCHES NOMINAL IN, style_designator: MULTIPLE LOOP. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-200-5942, 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
KL1057
NSN: 5340-00-200-5942
FSC: 5340
CAGE: 92755 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
diameter0.199 INCHES NOMINAL IN
materialALUMINUM BAND
loop_width0.445 INCHES NOMINAL IN
loop_length0.890 INCHES NOMINAL IN
overall_width0.625 INCHES NOMINAL IN
style_designatorMULTIPLE LOOP
tongue_hole_typeROUND, UNTHREADED
material_thickness0.040 INCHES NOMINAL IN
distance_from_loop_center_to_tongue_end1.138 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole0.841 INCHES NOMINAL IN
NSN5340-00-200-5942
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: KL1057 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: MULTIPLE LOOP
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 1.138 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.040 INCHES NOMINAL IN
•
LOOP LENGTH: 0.890 INCHES NOMINAL IN
•
LOOP WIDTH: 0.445 INCHES NOMINAL IN
•
DIAMETER: 0.199 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORMULTIPLE LOOP
DISTANCE FROM LOOP CENTER TO TONGUE END1.138 INCHES NOMINAL IN
MATERIAL THICKNESS0.040 INCHES NOMINAL IN
LOOP LENGTH0.890 INCHES NOMINAL IN
OVERALL WIDTH0.625 INCHES NOMINAL IN
LOOP WIDTH0.445 INCHES NOMINAL IN
DIAMETER0.199 INCHES NOMINAL IN
STYLE DESIGNATORMULTIPLE LOOP
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.841 INCHES NOMINAL IN
MATERIALRUBBER CUSHION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
DS-935662Interchangeable
interchangeable cross-reference
interchangeable
5981-5Interchangeable
interchangeable cross-reference
interchangeable
6500.008Interchangeable
interchangeable cross-reference
interchangeable
M642/3-1Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-642/3Interchangeable
interchangeable cross-reference
interchangeable
5981Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KL1057?
KL1057 is a CLAMP,LOOP.
What parts can replace KL1057?
There are 16 known substitutes for KL1057: DS-935662, 5981-5, 6500.008 and 13 more. Substitute compatibility should be verified for your specific system.
Is KL1057 still available?
KL1057 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026