AD 87-13-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | British Aerospace Regional Aircraft | H.P. 137 Jetstream Mk. 1 | Airworthiness Directives; British Aerospace Model HP 137 Mk1, Jetstream Series 200, and Jetstream Model 3101 Airplanes |
| aircraft | British Aerospace Regional Aircraft | Jetstream Series 200 | Airworthiness Directives; British Aerospace Model HP 137 Mk1, Jetstream Series 200, and Jetstream Model 3101 Airplanes |
| aircraft | British Aerospace Regional Aircraft | Jetstream Series 3101 | Airworthiness Directives; British Aerospace Model HP 137 Mk1, Jetstream Series 200, and Jetstream Model 3101 Airplanes |
Unsafe Condition
Collapse, failure, or loss of ground directional control of the main landing gear due to undetected cracks in the main landing gear legs.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect main landing gear legs using non-destructive test (NDT) procedures per BAe Air Weapons Division S/B 32-32. Replace gear with a serviceable unit if cracks are found before further flight. Adjust inspection intervals up to 20% for maintenance coordination. Equivalent compliance may be approved by FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 30 days after the effective date (June 30, 1987) or the inspection threshold criteria in Table 1, whichever occurs later. Recurring inspections at intervals specified in Table 1.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
British Aerospace Regional Aircraft: HP 137 Jetstream Mk. 1, Jetstream Series 200, Jetstream Model 3101 (all serial numbers) with main landing gear legs of specified Type Numbers.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Main Landing Gear
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_87-13-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 87-13-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; British Aerospace Model HP 137 Mk1, Jetstream Series 200, and Jetstream M...Show more Subject: Main Landing Gear Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/30/1987 Make: British Aerospace Regional Aircraft Model: H.P. 137 Jetstream Mk. 1 | Jetstream Series 200 | Jetstream Series 3101 Product Type: Aircraft Product Subtype: Small/Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 87-13-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-5657 AD NUMBER: 87-13-06 SUBJECT HEADING: Airworthiness Directives; British Aerospace Model HP 137 Mk1, Jetstream Series 200, and Jetstream Model 3101 Airplanes ACTION: SUMMARY: DATES: Effective June 30, 1987. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 87-13-06 BRITISH AEROSPACE (BAe): Amendment 39-5657. Applies to HP 137 Mk1, Jetstream Series 200, and Jetstream Model 3101 (includes Model 3100) (all serial numbers) airplanes equipped with main landing gear legs, Type Nos. 1863, 1863/4A, 1863/4B, 1863/4C, B00A702850A, and B00A702925A for left-hand installation and Type Nos. 1864, 1864/4A, 1864/4B, 1864/4C, B00A702851A, and B00A702926A for right-hand installation, certificated in any category. Compliance as required in Table 1 below, unless already accomplished: TABLE 1 INSPECTION THRESHOLD CRITERIA CUMULATIVE SERVICE CRITERIA FOR INITIAL INSPECTION CRITERIA FOR RECURRING INSPECT ION Less than 13,229 lb. MGTW* 13,229- 14,550 lb. MGTW* 14,551- 15,322 lb. MGTW* ALL WEIGHTS No record of Landings 9,500 hours 7,000 hours 6,000 hours 500 hours Aircraft Landings Recorded 19,000 Landings 14,000 Landings 12,000 Landings 1,000 Landings Gear Component Landings Recorded 19,000 Landings 14,000 Landings 12,000 Landings 1,000 Landings Installed Overhauled Gear** Within 30 days Within 30 days Within 30 days 1,000 Landings Spare Gear** Prior To Installation Prior To Installation Prior To Installation 1,000 Landings * Maximum (Certificated) Gross Takeoff Weight ** With No Record of Landings And No Compliance To S/B 32-JA860812 To prevent loss of ground directional control, collapse, or failure of the main landing gear, accomplish the following: (a) Inspect the main landing gear legs using non-destructive test (NDT) procedures described in BAe Air Weapons Division, S/B 32-32 dated July 22, 1986, initially within 30 days after the effective date of this AD or the inspection threshold criteria specified in Table 1 of this AD, whichever occurs later, and thereafter at the recurring interval specified in Table 1 of this AD. (b) If indications of cracks are found, prior to further flight, replace the gear with a serviceable unit. (c) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (d) The intervals between repetitive inspections required by this AD may be adjusted up to 20 percent of the specified interval to allow accomplishment of these inspections concurrent with other scheduled maintenance of the airplane. (e) An equivalent means of compliance with this AD may be used if approved by the Manager, Aircraft Certification Staff, AEU-100, Europe, Africa, and Middle East Office, FAA, c/o American Embassy, Brussels, Belgium; Telephone (322) 513.38.30. All persons affected by this directive may obtain copies of the documents referred to herein upon request to British Aerospace plc, Manager, Product Support, Civil Aircraft Division, Prestwick Airport, Ayrshire, KA9 2RW, Scotland; or British Aerospace, Inc., Technical Librarian, Box 17414, Dulles International Airport, Washington, D.C. 20041; or may examine the documents referred to herein at FAA, Office of the Regional Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106. This amendment becomes effective on June 30, 1987. FOOTER:
Document Text
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AD Final Rules - DRS_87-13-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 87-13-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; British Aerospace Model HP 137 Mk1, Jetstream Series 200, and Jetstream M...Show more Subject: Main Landing Gear Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/30/1987 Make: British Aerospace Regional Aircraft Model: H.P. 137 Jetstream Mk. 1 | Jetstream Series 200 | Jetstream Series 3101 Product Type: Aircraft Product Subtype: Small/Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 87-13-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-5657 AD NUMBER: 87-13-06 SUBJECT HEADING: Airworthiness Directives; British Aerospace Model HP 137 Mk1, Jetstream Series 200, and Jetstream Model 3101 Airplanes ACTION: SUMMARY: DATES: Effective June 30, 1987. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 87-13-06 BRITISH AEROSPACE (BAe): Amendment 39-5657. Applies to HP 137 Mk1, Jetstream Series 200, and Jetstream Model 3101 (includes Model 3100) (all serial numbers) airplanes equipped with main landing gear legs, Type Nos. 1863, 1863/4A, 1863/4B, 1863/4C, B00A702850A, and B00A702925A for left-hand installation and Type Nos. 1864, 1864/4A, 1864/4B, 1864/4C, B00A702851A, and B00A702926A for right-hand installation, certificated in any category. Compliance as required in Table 1 below, unless already accomplished: TABLE 1 INSPECTION THRESHOLD CRITERIA CUMULATIVE SERVICE CRITERIA FOR INITIAL INSPECTION CRITERIA FOR RECURRING INSPECT ION Less than 13,229 lb. MGTW* 13,229- 14,550 lb. MGTW* 14,551- 15,322 lb. MGTW* ALL WEIGHTS No record of Landings 9,500 hours 7,000 hours 6,000 hours 500 hours Aircraft Landings Recorded 19,000 Landings 14,000 Landings 12,000 Landings 1,000 Landings Gear Component Landings Recorded 19,000 Landings 14,000 Landings 12,000 Landings 1,000 Landings Installed Overhauled Gear** Within 30 days Within 30 days Within 30 days 1,000 Landings Spare Gear** Prior To Installation Prior To Installation Prior To Installation 1,000 Landings * Maximum (Certificated) Gross Takeoff Weight ** With No Record of Landings And No Compliance To S/B 32-JA860812 To prevent loss of ground directional control, collapse, or failure of the main landing gear, accomplish the following: (a) Inspect the main landing gear legs using non-destructive test (NDT) procedures described in BAe Air Weapons Division, S/B 32-32 dated July 22, 1986, initially within 30 days after the effective date of this AD or the inspection threshold criteria specified in Table 1 of this AD, whichever occurs later, and thereafter at the recurring interval specified in Table 1 of this AD. (b) If indications of cracks are found, prior to further flight, replace the gear with a serviceable unit. (c) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (d) The intervals between repetitive inspections required by this AD may be adjusted up to 20 percent of the specified interval to allow accomplishment of these inspections concurrent with other scheduled maintenance of the airplane. (e) An equivalent means of compliance with this AD may be used if approved by the Manager, Aircraft Certification Staff, AEU-100, Europe, Africa, and Middle East Office, FAA, c/o American Embassy, Brussels, Belgium; Telephone (322) 513.38.30. All persons affected by this directive may obtain copies of the documents referred to herein upon request to British Aerospace plc, Manager, Product Support, Civil Aircraft Division, Prestwick Airport, Ayrshire, KA9 2RW, Scotland; or British Aerospace, Inc., Technical Librarian, Box 17414, Dulles International Airport, Washington, D.C. 20041; or may examine the documents referred to herein at FAA, Office of the Regional Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106. This amendment becomes effective on June 30, 1987. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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