The U.S. aircraft register, updated daily
FAA orders · airworthiness directive · current

70-10-06: Oil Pressure Instrument Line

FAA order 70-10-06 is an airworthiness directive. The FAA's subject line: Oil Pressure Instrument Line. It names Cessna 172 Skyhawk: about 20,670 aircraft on the U.S. register today, though an order usually covers particular versions or serial numbers rather than every one. System: instruments and avionics.

What it applies to as the FAA lists it

Kind of product
Aircraft
Makes
Cessna Aircraft Company
Models
172I, 172K
On this site
Cessna 172 Skyhawk 20,670 registered

Dates and paperwork

Docket
Unknown
Status
Current
The FAA's document
Read the order on the FAA's site

The order itself the regulatory text, as published

Show the full text (1,014 characters)
70-10-06 CESSNA: Amendment 39-990 as amended by Amendment 39-1008. Applies to Models 172I (Serial Numbers 17256513 through 17257161) and 172K (Serial Numbers 17256493, and 17257162 through 17259043) Airplanes. Compliance: Required as indicated, unless already accomplished. To prevent the loss of engine oil caused by failure of the metal oil pressure instrument line, accomplish the following: Within 50 hours' time in service from June 1, 1970, but by no later than June 30, 1970, replace the metal oil pressure instrument line between the engine and the firewall with a flexible hose assembly in accordance with the instructions contained in Cessna Service Letter No. SE70-10, dated May 5, 1970, or Cessna Service Letter No. SE70-10, Supplement No. 1, dated June 9, 1970, or any other method approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. Amendment 39-990 effective May 19, 1970. This amendment becomes effective upon publication in the FEDERAL REGISTER.

Related safety bulletins advice on the same designs, not orders

2022-12-06CE-19-01 R1 · Engine Oil and Airplane Hour Meter; Pressure Switch Failure
2021-08-26AIR-21-16 · FLIGHT COMPARTMENT EQUIPMENT, Cessna Seat Back Attachment Bolt Inspection
2019-02-12CE-19-01 · Engine Oil and Airplane Hour Meter; Pressure Switch Failure
2018-11-21SW-18-31 · NAVIGATION, ATTITUDE, AND DIRECTION DATA SYSTEM
2018-07-19CE-18-23 · Passenger Compartment Equipment - Installation of F. Atlee Dodge Aircraft Services LLC. Folding Jump Seats

Source: FAA Dynamic Regulatory System, airworthiness directives. The FAA's document is the authority; the register counts are this site's, from the FAA register of October 9, 2026. Connections as data: /graph/directive/70-10-06.json · aircraft systems.