Single-engine turboprop

N331LB

1974 Rockwell International S-2R

Registered No accidents on file
Built
1974
Serial
1997R
Class
Single-engine turboprop
Engines
Pratt & Whitney R1340 series
Status
Current as of October 2026
Registered owner
Jb Ag Service LLC (LLC)
Based
Colstrip, MT
Registration record

N331LB on the FAA register

Type
1974 Rockwell International S-2R
Serial
1997R
Engines
Pratt & Whitney R1340 series
Registered owner
Jb Ag Service LLC
Colstrip, MT
Certificate issued
2023-04-04
Airworthiness date
1984-05-16
Registration expires
2030-04-30
Airworthiness class
Experimental · showing compliance
Mode S (hex)
A39A82
Mode S (octal)
50715202
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-04-30
    Registration expires (renewal due).
  • 2023-04-04
    Certificate of registration issued as N331LB to the current registrant.
  • 1988-12-14
    N331LB previously assigned to a Homebuilt Rutan Long-Eze (s/n 1151); cancelled.
  • 1984-05-16
    Airworthiness date on the current FAA record (experimental category (showing compliance)).
  • 1974
    Manufactured (1974).
Overview

About N331LB

N331LB is a 1974 Rockwell International S-2R, serial number 1997R. The FAA register lists Jb Ag Service LLC as the registrant in Colstrip, Montana. The current certificate of registration was issued on April 4, 2023 and expires on April 30, 2030.

The FAA aircraft reference file describes the type as a single-engine turboprop, one Pratt & Whitney R1340 series engine and 1 seats. Its airworthiness certificate is experimental category (showing compliance), dated May 16, 1984.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N331LB. 1 earlier record involves a different aircraft that carried the same N-number.

Safety record

Accident & incident history

1988-05-01 Accident · Friendswood, TX Damage: Substantial Minor injury NTSB · FTW88DRA10
Reported aircraft: New Rutan Long-Eze — a different aircraft that carried the N331LB registration before this airframe.

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

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Browse: Aircraft registered in Montana· 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.