Single-engine piston

N4639C

1953 Cessna 170B

Registered No accidents on file
Built
1953
Serial
25583
Class
Single-engine piston
Engines
Continental C145 series
Status
Current as of October 2026
Registered owner
Co-owned · sign in to see
Based
Cambridge, MA
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1953 Cessna 170B
Representative photo of a Cessna 170B. Not a photo of N4639C.
Registration record

N4639C on the FAA register

Type
1953 Cessna 170B
Serial
25583
Engines
Continental C145 series
Registered owner
Co-owned — the name of an individual registrant is shown to signed-in users. Sign in
Cambridge, MA
Certificate issued
2012-01-04
Airworthiness date
1955-12-01
Registration expires
2028-01-31
Airworthiness class
Standard
Mode S (hex)
A5A856
Mode S (octal)
51324126
Seats (type)
4
Weight class
up to 12,499 lb
Range (type)
410 nm
Cruise (type)
104 kt
Status
Current as of October 2026
Market asking range
$78,250 to $276,725
Middle half of 4 live Cessna 170B listings, 1952–1954 models (median $88,950). Asking prices, not an appraisal of N4639C.
Registry history

Timeline

  • 2028-01-31
    Registration expires (renewal due).
  • 2012-01-04
    Certificate of registration issued as N4639C.
  • 1955-12-01
    Airworthiness date on the current FAA record (standard category).
  • 1953
    Manufactured (1953).
Overview

About N4639C

N4639C is a 1953 Cessna 170B, serial number 25583. It is registered to co-owners in Cambridge, Massachusetts. The current certificate of registration was issued on January 4, 2012 and expires on January 31, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Continental C145 series engine and 4 seats. Published figures for the type give a cruise speed of about 104 knots and a range of about 410 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category, dated December 1, 1955.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N4639C.

Cruise
104 kt
Range
410 nm
Fuel burn
10 gph

Published figures for the Cessna 170B type. They describe the model, not this airframe's equipment or condition. Cessna 170B specs, prices and for-sale inventory →

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N4639C.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Cessna aircraft for sale· Cessna 170B overview· Aircraft registered in Massachusetts· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.