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Technical Data Sheet

M81511/13-20B1 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

M81511/13-20B1: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM, overall_width: 1.470 INCHES NOMINAL IN, overall_height: 1.470 INCHES NOMINAL IN, overall_length: 1.300 INCHES NOMINAL IN, style_designator: STRAIGHT TYPE W/CABLE CLAMP, surface_treatment: CADMIUM. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-376-7634, 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
M81511/13-20B1
NSN: 5935-01-376-7634
FSC: 5935 — Connectors, Electrical
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialALUMINUM
overall_width1.470 INCHES NOMINAL IN
overall_height1.470 INCHES NOMINAL IN
overall_length1.300 INCHES NOMINAL IN
style_designatorSTRAIGHT TYPE W/CABLE CLAMP
surface_treatmentCADMIUM
mounting_slot_width0.875 INCHES NOMINAL IN
cable_opening_diameter0.875 INCHES NOMINAL IN
environmental_protectionWEATHERPROOF
specification/standard_data81349-MIL-C-81511 GOVERNMENT SPECIFICATION
mounting_facility_type_and_quantity1 CLAMP ASSEMBLY
NSN5935-01-376-7634
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN M81511/13-20B1 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 CLAMP ASSEMBLY
•
STYLE DESIGNATOR: STRAIGHT TYPE W/CABLE CLAMP
•
SPECIFICATION/STANDARD DATA: 81349-MIL-C-81511 GOVERNMENT SPECIFICATION
•
SURFACE TREATMENT: CADMIUM
•
ENVIRONMENTAL PROTECTION: WEATHERPROOF
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 CLAMP ASSEMBLY
OVERALL HEIGHT1.470 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT TYPE W/CABLE CLAMP
OVERALL LENGTH1.300 INCHES NOMINAL IN
OVERALL WIDTH1.470 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA81349-MIL-C-81511 GOVERNMENT SPECIFICATION
SURFACE TREATMENTCADMIUM
ENVIRONMENTAL PROTECTIONWEATHERPROOF
MATERIALALUMINUM
CABLE OPENING DIAMETER0.875 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
SAE-AS81511/13Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MIL-C-81511/13Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 M81511/13-20B1?
M81511/13-20B1 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace M81511/13-20B1?
There are 2 known substitutes for M81511/13-20B1: SAE-AS81511/13, MIL-C-81511/13. Substitute compatibility should be verified for your specific system.
What is the NSN for M81511/13-20B1?
M81511/13-20B1 is cataloged in the U.S. Government catalog under NSN 5935-01-376-7634. 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.