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N178B1973 GULFSTREAM AEROSPACE G1159B

N178B is a 1973 Gulfstream Aerospace G1159B, serial 125, registered to MISSILE DEFENSE AGENCY (MDA), a government in Tulsa, OK, US. The FAA issued the current certificate on 5 Nov 2004, and its status is Valid registration, expiring 30 Nov 2028. The record shows no registry changes, no NTSB case on this mark and no service difficulty reports.

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$1,774,493
Valued 29 Aug 2026
Registration
N178B
Aircraft
G1159B
GULFSTREAM AEROSPACE
Serial Number
125
Locked
Total Hours
Locked
Total Cycles
1973
Year
Public record

The public record
for N178B.

This section is public record, drawn from the FAA registry and the Virtual Hangar valuation sheet. Nothing here comes from the aircraft's own logbooks. Verification is what connects this record to the logbooks, the maintenance plan and the value factors only an owner holds, and anything an owner chooses to publish appears separately below.

Registration record

N178B as the FAA holds it

FAA registry, effective 6 Oct 2026

Airframe

Manufacturer
GULFSTREAM AEROSPACE
Model
G1159B
Serial number
125
Year manufactured
1973
Airframe type
Fixed wing multi engine
Category
Land
Certification basis
Type certificated
Seats
22
Weight class
20,000 lb and over

Powerplant

Engines
2
Manufacturer
ROLLS-ROYC
Model
SPEY 511-8
Type
Turbo-jet
Thrust
11,400 lbf each

Airworthiness

Certificate issued
12 Jul 2023
Classification
Experimental
Approved operations
Research and development

Registration

Status
Valid registration
Record type
Currently registered
Certificate issued
5 Nov 2004
Last FAA action
23 Jun 2023
Expires
30 Nov 2028
FAA region
Southwestern
Fractional ownership
No
FAA unique id
00883163

Registered owner

Name
MISSILE DEFENSE AGENCY (MDA)
Registrant type
Government
Based
TULSA, OK, US
Also on the certificate
DEPARTMENT OF DEFENSE

Transponder address

Mode S (hex)
A136FE
ICAO 24-bit
a136fe
Octal
50233376
Decimal
10565374

Estimated value

$1,774,493

As of 29 Aug 2026. Virtual Hangar Jetstimate. Market value and charter on virtualhangar.com

Market presence

Not currently listed

N178B has never appeared on the marketplaces we collect.

Live tracking

Where N178B is,
right now.

Flight tracking read live from a public feed. In the air, the map shows the aircraft's position, heading and path flown. On the ground, it shows where the feed last reported it, rounded to about a kilometre.

CheckingN178B

Looking for a position.

Straight answers

Questions about
N178B.

Each answer is drawn from public record and the Virtual Hangar valuation sheet: the FAA registry, the NTSB database, service difficulty reports, Part 135 certificates and public sale listings. Nothing here comes from the owner's own published details above. Where the record is silent the question is not asked, so an absence here never stands in for a clean history.

What kind of aircraft is N178B?

N178B is a 1973 Gulfstream Aerospace G1159B, serial 125. The FAA classes it as fixed wing multi engine, it seats 22, it is powered by 2 ROLLS-ROYC SPEY 511-8 engines.

Who is N178B registered to?

The FAA registry lists MISSILE DEFENSE AGENCY (MDA), a government in Tulsa, OK, US, as the registrant of N178B. Also on the certificate: DEPARTMENT OF DEFENSE.

Is N178B still registered?

The FAA lists the registration as Valid registration. The current certificate was issued on 5 Nov 2004 and expires on 30 Nov 2028.

Has N178B been in an NTSB-reported accident?

The NTSB database holds no accident or incident record naming N178B. Marks are reused, so this covers the mark, not every airframe that ever wore it.

Does N178B have service difficulty reports?

No service difficulty reports have been filed against N178B.

Who operates N178B for charter?

No Part 135 certificate lists N178B, so it is not on file as a charter aircraft.

Is N178B for sale?

N178B is not currently listed for sale on the marketplaces we collect.

What is N178B worth?

The Virtual Hangar Jetstimate puts N178B at $1,774,493 as of 29 Aug 2026. A listing asking price, where one exists, is the seller's number and not this valuation.

Has N178B changed hands?

The FAA record shows no registry changes for N178B. The mark was previously carried by: Bell 47G.

What verification adds

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