63-22-01: Spray Pump Fan Blades
FAA order 63-22-01 is an airworthiness directive in force since October 25, 1963. The FAA's subject line: Spray Pump Fan Blades. It names Ag-Cat Corporation G-164, Schweizer Aircraft Corp G-164: about 69 aircraft on the U.S. register today across them, though an order usually covers particular versions or serial numbers rather than every one. System: other and general.
What it applies to as the FAA lists it
- Kind of product
- Aircraft
- Makes
- Allied Ag Cat Productions, Inc.
- Models
- G-164, G-164A, G-164B, G-164B-15T, G-164B-20T, G-164B-34T, G-164B (with 73 inch wing gap), G-164C, G-164D, G-164D (with 73 inch wing gap)
- On this site
- Ag-Cat Corporation G-164 5 registered
Schweizer Aircraft Corp G-164 64 registered
Dates and paperwork
- In force since
- October 25, 1963
- 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 (892 characters)
63-22-01 GRUMMAN: Amdt. 632 Part 507 Federal Register October 25, 1963. Applies to Model G-164 Aircraft Serial Numbers 1 through 220.
Compliance required within the next 100 hours' time in service after the effective date of this AD, unless already accomplished.
To prevent damage to fuel and oil lines from spray pump fan blades, rivet two 0.063 inch thick 2024-T3 aluminum alloy sheets approximately 6 inches wide by 18 and 28 inches long each, to the left and right lower accessory cowl panels using at least 10 and 16 AD 4 type rivets respectively. Center the plate's long dimension opposite the spray pump fan blade arc.
(Grumman Aircraft Engineering Corporation Model G-164 Service Bulletin No. 23, dated June 17, 1963, pertains to this same subject and also lists the availability of Grumman armor plates P/N's A1624-111 and -113.)
This directive effective October 25, 1963.
Related safety bulletins advice on the same designs, not orders
2015-10-07CE-16-02 · Engine Mounts: Allied Ag Cat Airplanes with Honeywell TPE331 Conversions; engine mount cracking and...
2011-06-10CE-11-40 · Flight Controls: Rudder
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 26, 2026. Connections as data: /graph/directive/63-22-01.json · aircraft systems.