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Technical Data Sheet
PartsTable / COMPONENT / 4-1186-53
4-1186-53 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

NONMETALLIC SPECIAL SHAPED SECTI. Key specifications include length: 96.000 INCHES NOMINAL IN, material: RUBBER CHLOROPRENE CLASS CR, inside_radius: 0.148 INCHES NOMINAL IN, outside_radius: 0.188 INCHES NOMINAL IN, overall_height: 0.390 INCHES NOMINAL IN, base_flange_width: 0.563 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9390-00-531-3110, 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
4-1186-53
NSN: 9390-00-531-3110
FSC: 9390
CAGE: 38597 — LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS (USA)
SPECIFICATIONS
length96.000 INCHES NOMINAL IN
materialRUBBER CHLOROPRENE CLASS CR
inside_radius0.148 INCHES NOMINAL IN
outside_radius0.188 INCHES NOMINAL IN
overall_height0.390 INCHES NOMINAL IN
base_flange_width0.563 INCHES NOMINAL IN
environmental_protectionPETROLEUM RESISTANT AND LOW TEMPERATURE AND OZONE RESISTANT AND WEATHER RESISTANT
minimum_tensile_strengthERR-060
cross-sectional_shape_styleHOLLOW CORE, CUSHION SEAL
nonmetallic_hardness_rating55.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A
NSN9390-00-531-3110
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NONMETALLIC SPECIAL SHAPED SECTI TITLE COMPONENT PN 4-1186-53 MFR NONMETALLIC SPECIAL SH
KEY FEATURES
•
INSIDE RADIUS: 0.148 INCHES NOMINAL IN
•
OUTSIDE RADIUS: 0.188 INCHES NOMINAL IN
•
NONMETALLIC HARDNESS RATING: 55.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
•
CROSS-SECTIONAL SHAPE STYLE: HOLLOW CORE, CUSHION SEAL
•
MINIMUM TENSILE STRENGTH: ERR-060
•
BASE FLANGE WIDTH: 0.563 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE RADIUS0.148 INCHES NOMINAL IN
OUTSIDE RADIUS0.188 INCHES NOMINAL IN
NONMETALLIC HARDNESS RATING55.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A
MATERIALRUBBER CHLOROPRENE CLASS CR
CROSS-SECTIONAL SHAPE STYLEHOLLOW CORE, CUSHION SEAL
MINIMUM TENSILE STRENGTHERR-060
OVERALL HEIGHT0.390 INCHES NOMINAL IN
BASE FLANGE WIDTH0.563 INCHES NOMINAL IN
ENVIRONMENTAL PROTECTIONPETROLEUM RESISTANT AND LOW TEMPERATURE AND OZONE RESISTANT AND WEATHER RESISTANT
LENGTH96.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
27-30Interchangeable
interchangeable cross-reference
interchangeable
2370Interchangeable
interchangeable cross-reference
interchangeable
MIL-B-18/7Interchangeable
interchangeable cross-reference
interchangeable
BA027Interchangeable
interchangeable cross-reference
interchangeable
4971Interchangeable
interchangeable cross-reference
interchangeable
D15-716HPC376Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-1186-53?
4-1186-53 is a NONMETALLIC SPECIAL SHAPED SECTI.
What parts can replace 4-1186-53?
There are 17 known substitutes for 4-1186-53: 27-30, 2370, MIL-B-18/7 and 14 more. Substitute compatibility should be verified for your specific system.
Is 4-1186-53 still available?
4-1186-53 is currently cancelled.
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Last verified: July 2026