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103-4-JLWM250 — INSULATION SLEEVING,ELECTRICAL,S

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

103-4-JLWM250: INSULATION SLEEVING,ELECTRICAL,S.

INSULATION SLEEVING,ELECTRICAL,S. Key specifications include material: PLASTIC CROSS-LINKED POLYOLEFIN LOCATION NOT OTHERWISE SPECIFIED, flexibility: FLEXIBLE, temp_rating: -55.0 CELSIUS AND 135.0 CELSIUS DEGC, special_features: RED COLOR STRIP; LARGE END HAS LIP; INSIDE COSTED WITH ADHESIVE, style_designator: BOOT-STRAIGHT-LONG, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the U.S.

Government catalog under NSN 5970-00-353-5552, 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
103-4-JLWM250
NSN: 5970-00-353-5552
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: K0720 — HELLERMANNTYTON LIMITED DBA STAENG (GBR)
SPECIFICATIONS
materialPLASTIC CROSS-LINKED POLYOLEFIN LOCATION NOT OTHERWISE SPECIFIED
flexibilityFLEXIBLE
temp_rating-55.0 CELSIUS AND 135.0 CELSIUS DEGC
special_featuresRED COLOR STRIP; LARGE END HAS LIP; INSIDE COSTED WITH ADHESIVE
style_designatorBOOT-STRAIGHT-LONG
reliability_indicatorNOT ESTABLISHED
environmental_protectionCORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND WATER RESISTANT
main_body_overall_length4.080 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN
main_body_wall_thickness0.090 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN
minimum_tensile_strength1200 POUNDS PER SQUARE INCH LBS
main_body_large_end_inside_diameter1.680 INCHES MINIMUM AS SUPPLIED IN
main_body_small_end_inside_diameter0.390 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN
NSN5970-00-353-5552
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATION SLEEVING,ELECTRICAL,S TITLE COMPONENT PN 103-4-JLWM250 MFR INSULATION SLEEVING,EL
KEY FEATURES
•
MAIN BODY SMALL END INSIDE DIAMETER: 0.390 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN
•
TEMP RATING: -55.0 CELSIUS AND 135.0 CELSIUS DEGC
•
MAIN BODY LARGE END INSIDE DIAMETER: 1.680 INCHES MINIMUM AS SUPPLIED IN
•
STYLE DESIGNATOR: BOOT-STRAIGHT-LONG
•
FLEXIBILITY: FLEXIBLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-I-81765/1,TYPE II MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
MAIN BODY SMALL END INSIDE DIAMETER0.390 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN
MAIN BODY SMALL END INSIDE DIAMETER1.680 INCHES MINIMUM AS SUPPLIED IN
TEMP RATING-55.0 CELSIUS AND 135.0 CELSIUS DEGC
MAIN BODY LARGE END INSIDE DIAMETER1.680 INCHES MINIMUM AS SUPPLIED IN
MAIN BODY LARGE END INSIDE DIAMETER1.110 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN
STYLE DESIGNATORBOOT-STRAIGHT-LONG
FLEXIBILITYFLEXIBLE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-I-81765/1,TYPE II MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
MAIN BODY OVERALL LENGTH4.080 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN
DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS200.0 VOLTS PER MIL /0.001 INCH/ IN
OTHER ITEMS IN FSC 5970 — Electrical Insulators and Insulating Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5970-00-001-1330 5970-00-001-1357 5970-00-001-1418 5970-00-001-1420 5970-00-001-1472 5970-00-001-1476 5970-00-001-1477 5970-00-001-1479
SUBSTITUTES & CROSS-REFERENCES 6
AS31091Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS3109-15ACReference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-C-85049/68Reference document
Same NSN cross-reference
Reference document — Secondary reference
M85049/68-1A15CReference document
Same NSN cross-reference
Reference document — Secondary reference
M89049/68-1A15CReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
202D163-4-60/42Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 103-4-JLWM250?
103-4-JLWM250 is a INSULATION SLEEVING,ELECTRICAL,S.
What parts can replace 103-4-JLWM250?
There are 6 known substitutes for 103-4-JLWM250: AS31091, MS3109-15AC, MIL-C-85049/68 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 103-4-JLWM250?
103-4-JLWM250 is cataloged in the U.S. Government catalog under NSN 5970-00-353-5552. 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.