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SAE AS81511B
Connectors, Electrical, Circular, High Density, Quick Disconnect, Environment Resisting and Accessories, General Specification For
Translate name
STANDARD published on 1.3.2026
The information about the standard:
Designation standards: SAE AS81511B
Publication date standards: 1.3.2026
SKU: NS-1263696
Country: American technical standard
Category: Technical standards SAE
Annotation of standard text SAE AS81511B :
This specification covers four series of electrical connectors (plugs and receptacles) with removable crimp contacts and accessories (see 6.1). AS81511 connectors are not recommended for new design. All AS81511 detail sheets that specified class D and/or H have been cancelled without replacement, therefore all class D and H requirements have been deleted from this specification. Electrical, mechanical and environmental features of these connectors include:
Environment resisting at sea level and high altitude.
Quick disconnect.
RFI/EMI (Radio Frequency Interference/Electromagnetic Interference) protection (includes shell to shell grounding spring members).
High density insert arrangements.
Low level circuit capabilities.
Scoop-proof.
Fluid resistant class provided.
High temperature class provided.
Several voltage service ratings available.
Individual contact release from the rear of the connector (series 3 and 4 only).
SUBFILE: Aerospace
TYPE OF DOCUMENT: Aerospace Standard
Stabilized: Mar 2026 
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