Bell OH-58D Kiowa Helicopter Repair Parts and Special Tools List Manual TM 1-1520-248-23P

Description

Bell OH-58D Kiowa Helicopter Repair Parts and Special Tools List Manual TM 1-1520-248-23P

This technical publication serves as the comprehensive Aviation Unit Maintenance (AVUM), Aviation Intermediate Maintenance (AVIM), and Depot Level Repair Parts and Special Tools List (RPSTL) for the Bell OH-58D Kiowa observation helicopter (NSN 1520-01-125-5476). Published by Headquarters, Department of the Army under TM 1-1520-248-23P (incorporating Change No. 1), this manual provides complete cataloging, disassembly sequencing, exploded illustrations, and procurement data required to maintain, overhaul, and service every structural, mechanical, hydraulic, and electronic subsystem of the OH-58D aircraft.

File Details

• Document ID: TM 1-1520-248-23P (Change 1)
• Equipment Nomenclature: Helicopter, Observation: OH-58D
• National Stock Number (NSN): 1520-01-125-5476
• Issuing Authority: Headquarters, Department of the Army
• Publication Date: 3 March 2000 (with Change 1 dated 16 April 2001)
• Total Page Count: 1,364 pages
• Language: English
• File Format: Adobe PDF
• Distribution Authorization: Distribution Statement A (Approved for public release; distribution is unlimited)

Comprehensive Helicopter Subsystem Breakdown

Every mechanical group in the Bell OH-58D Kiowa Helicopter Repair Parts and Special Tools List Manual TM 1-1520-248-23P is organized logically in structural disassembly order, featuring precision callouts linked directly to National Item Identification Numbers (NIIN), CAGE codes, manufacturer part numbers, standard descriptions, and Source, Maintenance, and Recoverability (SMR) codes.

Airframe Structures & Cockpit Assemblies (Functional Group 02)

Extensive parts documentation covers the core fuselage structure, forward nose assembly, cockpit enclosure, and cabin doors. Detailed listings include crew and passenger door jettison release mechanisms, pilot and copilot energy-attenuating crewseats (manufactured under CAGE 0SUV8, part series H57-13000), instrument pedestal framing, avionics equipment shelves, scuff plates, cabin floor panels, forward windshield retainers, overhead electrical consoles, and structural bulkheads. The manual outlines exact part breakdowns for the wire strike protection system (wire cutters and struts), AN/ALQ-144 infrared countermeasure mountings, tailboom assemblies (including 206-032-004-171 and 206-032-004-177 series), horizontal stabilizers, pivotable vertical fins, structural firewalls, engine cowlings, and exhaust fairings across various tail number serial effectivity blocks.

Landing Gear & Alighting Systems (Functional Group 03)

Provides fully diagrammed parts breakdowns of the landing gear tubular skid assembly, skid shoes, cross tubes, saddles, support fittings, retaining straps, and the landing gear squat switch installation including bumper pads and microswitch brackets.

Power Plant & Engine Accessories (Functional Group 04)

Detailed parts breakdowns for the turbine power plant installation supporting the Allison T703-AD-700 engine configuration. Covers engine mounting frames, heat shields, forward induction air inlets, exhaust ejector shrouds, DC starter-generators, mechanical engine control linkages, turbine fuel and oil plumbing, bypass valves, fluid filters, and firewall penetration fittings.

Main & Tail Rotor Systems (Functional Group 05)

Complete illustrated parts catalogs for the four-bladed soft-in-plane main rotor system and two-bladed tail rotor assembly. Identifies components for main rotor hub assemblies, composite rotor blades, drive links, pitch horns, rotating and non-rotating swashplates, collective and cyclic pitch links, pylon support assemblies, tail rotor hub links, flapping bearings, and directional pitch control mechanisms.

Drive Train & Transmissions (Functional Group 06)

Thorough parts mapping of the transmission and mast assembly, engine-to-transmission input driveshafts, freewheeling clutch units, main transmission planetary gear cases, centrifugal lubrication pumps, tail rotor drive shafts, hanger bearings, torquemeter installations, and the 90-degree tail rotor gearbox.

Hydraulics & Flight Control Actuation (Functional Groups 07 & 11)

Covers hydraulic system components including the flight control hydraulic pump assembly, pressurized reservoir modules, fluid filters, solenoid shutoff valves, and high-pressure return lines. Flight control listings include dual pilot/copilot cyclic sticks, collective pitch levers, directional antitorque pedal assemblies, artificial feel force gradient units, mixer assemblies, and integrated hydraulic servo actuators.

Cockpit Instrumentation & Avionics Systems (Functional Groups 08 & 09)

Complete structural and hardware breakdown for cockpit instrument panel racks, altimeter counter mechanisms, multi-parameter engine and transmission indicators, dual tachometers, turbine gas temperature (TGT) readouts, and pitot-static pneumatic tubing. Electrical coverage spans forward and aft cabin wiring harnesses, DC/AC power distribution buses, circuit breaker consoles, generator control units (GCUs), Mast Mounted Sight (MMS) interface cabling, night vision goggle (NVG) compatible lighting, Doppler navigation mounts, IFF antenna connections, and data communication bus cabling.

Fuel, Environmental & Safety Equipment (Functional Groups 10, 13 & 17)

Full illustrated parts documentation for crash-resistant fuel cells, fuel cavity fittings, gravity and pressure refueling receivers, breakaway valves, heating/ventilation/defog ducting, avionics cooling blowers, cockpit hand fire extinguishers, and first aid kit brackets.

Chapters Covered

• Section I: Introduction & SMR Code Explanation
• Section II: Repair Parts Lists
• Group 02 – Airframe: Helicopter Assembly & Effectivity Overviews
• Group 02 – Airframe: Fuselage Structure & Cabin Shell Assemblies
• Group 02 – Airframe: Nose Enclosure, Battery Door & Windshield Framing
• Group 02 – Airframe: Instrument Glare Shield, Shrouds & Pedestal Consoles
• Group 02 – Airframe: Crew & Passenger Door Emergency Jettison Mechanisms
• Group 02 – Airframe: Pilot & Copilot Energy Attenuating Crewseats
• Group 02 – Airframe: Cabin Roof, Transverse Beams & Upper Pylon Mounts
• Group 02 – Airframe: Fuel Cell Cavity Enclosures & Access Closures
• Group 02 – Airframe: Center Post, Baggage Compartment & Floor Assemblies
• Group 02 – Airframe: Tailboom Assembly, Horizontal Stabilizer & Vertical Fin
• Group 02 – Airframe: Cowling, Firewalls & Engine Nacelle Fairings
• Group 02 – Airframe: Wire Strike Protection System Cutters
• Group 02 – Airframe: AN/ALQ-144 IR Jammer Mounting Installation
• Group 03 – Alighting Gear: Landing Gear Assembly & Skid Struts
• Group 03 – Alighting Gear: Squat Switch & Slider Support Installation
• Group 04 – Power Plant: Engine Mounts & Allison Turbine Installation
• Group 04 – Power Plant: DC Starter-Generator & Engine Linkages
• Group 04 – Power Plant: Engine Lubrication Plumbing, Valves & Filters
• Group 05 – Rotor System: Main Rotor Hub, Grip & Blade Assemblies
• Group 05 – Rotor System: Pylon Swashplate & Flight Control Linkages
• Group 05 – Rotor System: Tail Rotor Hub, Blade & Gearbox Installation
• Group 06 – Drive Train: Main Transmission & Mast Assembly
• Group 06 – Drive Train: Engine-to-Transmission Driveshaft & Couplings
• Group 06 – Drive Train: Freewheeling Unit & Main Case Assembly
• Group 06 – Drive Train: Tail Rotor Drive Shafts & Torquemeter Sensor
• Group 07 – Hydraulic System: Flight Control Boost System & Reservoirs
• Group 07 – Hydraulic System: Hydraulic Pump, Filter & Solenoid Valves
• Group 08 – Instrument System: Instrument Panels & Pitot-Static Lines
• Group 08 – Instrument System: Multi-Parameter, Dual Tachometer & Altimeter Units
• Group 09 – Electrical System: Forward & Aft Cabin Distribution Harnesses
• Group 09 – Electrical System: DC & AC Power Switching & Generator Control Units
• Group 09 – Electrical System: Mast Mounted Sight (MMS) Interconnect Cables
• Group 09 – Electrical System: Avionics, Navigation, Radar & Communication Harnesses
• Group 09 – Electrical System: Night Vision Goggle (NVG) Formation Lighting
• Group 10 – Fuel System: Crashworthy Fuel Cell Bladders & Plumbing
• Group 10 – Fuel System: Refueling Receiver & Shutoff Valves
• Group 11 – Flight Control System: Collective Pitch Controls & Pilot Sticks
• Group 11 – Flight Control System: Cyclic Pitch Controls & Grip Assemblies
• Group 11 – Flight Control System: Directional Antitorque Controls & Pedals
• Group 11 – Flight Control System: Hydraulic Servo Actuators & Force Gradients
• Group 13 – Environmental Control System: Bleed Air Mixing, Blowers & Plenums
• Group 17 – Emergency Equipment: First Aid Kit & Portable Fire Extinguishers
• Group 60 – Bulk Materials: Structural Adhesives, Sealants & Raw Stock
• Section III: Special Tools & Support Equipment
• Group 80 – Airframe Tools: Specialized Maintenance Fixtures & Alignment Tools
• Group 82 – Flyaway Items: Loose Equipment, Hoist Slings & Cargo Kit
• Group 83 – Ground Support Equipment: Rapid Deployment & MMS Hoist Rigs
• Section IV: National Stock Number and Part Number Index
• Section IV: Ascending National Item Identification Number (NIIN) Index
• Section IV: Alphanumeric Part Number to Figure & Item Cross-Reference

IMAGES PREVIEW

As a complete technical resource, this comprehensive RPSTL enables maintainers, aerospace technicians, and fleet support personnel to trace every component from overall aircraft assemblies down to individual washers, rivets, shims, brackets, and terminal fasteners. Each exploded view illustrates precise spatial relationships, while tabular callouts define CAGE numbers, interchangeability, and authorized maintenance levels.

Professional Capability & Instant PDF Delivery

Possessing the authentic Bell OH-58D Kiowa Helicopter Repair Parts and Special Tools List Manual TM 1-1520-248-23P is essential for conducting accurate maintenance, sourcing genuine replacement hardware, performing safe depot overhauls, and verifying configuration control. Relying on exact military specifications prevents incorrect component fitment and ensures flight safety standards are strictly maintained across every airframe and powerplant system. Upon completing checkout, you receive immediate access to download this complete 1,364-page high-utility technical manual in searchable PDF format. Compatible with Windows, Mac, iPad, Android tablets, and smartphones, this digital reference eliminates physical shipping delays, allows unlimited printing of individual schematic pages for shop use, and provides lifetime digital access on any device.