P_Aero_Abbrev_P001

1	(as a prefix:) prohibited airspace	P
2	pressure altitude	PA
3	production approval holder (FAA); see also POA and MCH	PAH
4	procedures for air navigation services – aircraft operations	PANS-OPS
5	Pre Aircraft on Ground	PAOG
6	precision approach path indicator	PAPI
7	precision approach radar	PAR
8	Pilot's Automatic Telephone Weather Answering Service[4]	PATWAS
9	passenger	PAX
10	performance-based communication and surveillance	PBCS
11	place bearing distance (RNAV waypoint)	PBD
12	Protective Breathing Equipment	PBE
13	Performance-Based Navigation	PBN
14	proficiency check	PC
15	pavement classification number	PCN
16	performance degradation allowance	PDA
17	public domain aeronautical software	PDAS
18	procedure design gradient	PDG
19	pilot decision making	PDM
20	power drive unit (flap actuation)	PDU
21	point of equal time	PET
22	pilot flying	PF
23	precision final approach fix	PFAF
24	primary flight display	PFD
25	Pilot In Command	PIC
26	Pilot In Command, under supervision[11]	PICUS
27	Pilot Induced Oscillations	PIO
28	performance improvement package	PIP
29	Pilot Report	PIREP
30	Parachute jumping exercise	PJE
31	pilot monitoring	PM
32	Parts Manufacturer Approval	PMA
33	Permanent magnet generator	PMG
34	part number (also P/N)	PN
35	pilot not flying	PNF
36	Point of No Return	PNR
37	Production Organisation Approval (EASA); see also PAH and MHC	POA
38	persons on board	POB
39	Principles Of Flight	POF
40	Pilot's Operating Handbook	POH
41	private pilot licence	PPL
42	prior permission required	PPR
43	passenger step	PS
44	point of safe return	PSR
45	power supply reset	PSR
46	primary surveillance radar	PSR
47	passenger service unit	PSU
48	power transfer Control unit	PTCU
49	permit to fly	PTF
50	push to talk	PTT
51	payload	PYLD