{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Covers","items":[{"count":581,"name":"Schweizer SGS 1 gliders (1-26, 1-34, 1-35, 1-36)","note":"","unit":"registered","url":"https://eflight.com/models/schweizer/sgs-1"}],"relation":"covers"},{"group":"Held by","items":[{"count":null,"name":"K & L Soaring LLC","note":"","unit":"","url":"https://eflight.com/holders/k-l-soaring-llc"}],"relation":"held by"},{"group":"Orders","items":[{"count":3,"name":"FAA orders on these designs","note":"","unit":"airworthiness directives","url":"https://eflight.com/certificates/G4EA"},{"count":null,"name":"87-17-01: Tow Release Installation","note":"1988-08-19","unit":"","url":"https://eflight.com/directives/87-17-01"},{"count":null,"name":"87-02-01: Tow-Release Installation Inspection","note":"1987-01-21","unit":"","url":"https://eflight.com/directives/87-02-01"},{"count":null,"name":"71-17-09: Loose Rudder Fittings","note":"1971-08-26","unit":"","url":"https://eflight.com/directives/71-17-09"}],"relation":"subject to"},{"group":"More","items":[{"count":null,"name":"Every type certificate","note":"","unit":"","url":"https://eflight.com/certificates"},{"count":null,"name":"Who holds what","note":"","unit":"","url":"https://eflight.com/holders"}],"relation":"see also"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"faa_document":"https://drs.faa.gov/browse/excelExternalWindow/82692BF621C5F2788625780E005E104E.0001","holder":"K & L Soaring LLC","id":"G4EA","models":["SGS 1-35A","SGS 1-35","SGS 1-35C"],"name":"Type certificate G4EA","product_type":"Aircraft","type":"certificate","url":"https://eflight.com/certificates/G4EA"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}