Salient Characteristics - KRV Parts.xlsx
XLSX spreadsheet 14 KB Posted
- Attached to
- KTO Aircraft Refueler Vehicle Parts
- Solicitation number
- F3J6AF-27-S-S002
- Issued by
-
Department of the Air Force
About this file
This is a salient characteristics specification document for Korean Refueler Vehicle (KRV) parts required by the Department of the Air Force, 7th Air Force.
The U.S. Air Force is conducting market research to identify potential suppliers of Korean Refueler Vehicle parts, with eligibility limited to Republic of Korea (ROK) companies that qualify for Logistics Civil Augmentation Program (LCS) funding. Interested parties are invited to submit brief company overviews along with relevant sourcing information for the required parts. This is a pre-solicitation notice issued for market research purposes only, and responses are entirely voluntary with no government cost reimbursement to respondents. All submission costs remain the sole responsibility of interested companies. Responses should be submitted via email to the designated Points of Contact. The specific technical requirements and salient characteristics of the KRV parts needed are detailed in the attached specifications document.
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Text version
Sheet1
| Equipment Family | Item Description | Minimum Salient Characteristics |
| Filtration & Fuel Quality | Filter/Separator Vessel | Horizontal or vertical ASME Section VIII pressure vessel; minimum 150 PSI working pressure; rated for 300+ GPM aviation turbine fuel flow; qualified to EI 1581 6th Edition. |
| Filtration & Fuel Quality | Coalescer Elements | 6-inch nominal outer diameter, 33-inch nominal length; inside-to-outside flow; glass-fiber coalescing media; collapse strength exceeding 75 PSI; EI 1581 qualified. |
| Filtration & Fuel Quality | Separator Elements | 4-inch nominal outer diameter, 24-inch length; Teflon-coated or synthetic hydrophobic media; outside-to-inside flow; hydrophobic water barrier capability. |
| Filtration & Fuel Quality | Automatic Air Vent | 304/316 Stainless steel body; float-actuated air release; guided lever mechanism; 3/4" NPT threaded connection; minimum 150 PSI working pressure rating. |
| Filtration & Fuel Quality | Differential Pressure Gauge | Piston-type differential pressure gauge; 0–30 PSI scale; magnetic coupling; peak-hold indicator; calibrated for aviation turbine fuel service. |
| Filtration & Fuel Quality | Water Detector / Slug Valve | Float-actuated water slug sensor; reacts to water accumulation above 1.0 specific gravity; pneumatic or mechanical trip interface to isolate main fuel flow. |
| Filtration & Fuel Quality | Fuel Sampling Kit | Stainless steel sampling probe and shut-off valve; quick-disconnect coupling; designed for closed-circuit visual fuel clarity and water detection checks. |
| Pumping & Metering | Refueler Pump | Self-priming centrifugal aviation fuel pump; ductile iron or aluminum housing; Viton mechanical seals; minimum 300 GPM capacity at rated operating RPM. |
| Pumping & Metering | Positive Displacement Meter | Rotary positive displacement meter; 2.5" or 3" flanged connection; aluminum body; mechanical or electronic register with veeder-root counter; rated to 150 PSI and 300 GPM. |
| Pumping & Metering | Venturi Flow Sensor | Inline differential pressure venturi tube; matched to refueling nozzle compensation circuits; aluminum or stainless steel construction; flanged or victaulic end-connections. |
| Pumping & Metering | Eductor / Jet Pump | Motive-flow scavenging jet pump; aluminum body; no moving parts; generates vacuum for sump scavenging and defueling operations. |
| Flow Control & Safety Valves | 2.5" Underwing Fueling Nozzle | 2.5" ISO 45 standard bayonet coupling; bonded 100-mesh strainer; 45 PSI hose end pressure regulator (HEPR); aluminum body; dual-swivel inlet. |
| Flow Control & Safety Valves | Pressure Control Valve | Air-operated or pilot-operated pressure control valve; aluminum or ductile iron; regulates downstream nozzle pressure to 45–50 PSI max; surge closure speed < 1.0 sec. |
| Flow Control & Safety Valves | Bottom Loading Adapter | 4" API RP 1004 standard connection; aluminum body; integrated dry-break interlock; Viton seals; rated for minimum 125 PSI operating pressure. |
| Flow Control & Safety Valves | Internal Safety Valve | Emergency tank shutoff valve; air-actuated cylinder with shear section; aluminum or stainless steel; mechanical release link in case of fire or collision. |
| Flow Control & Safety Valves | Jet Level Sensor | Pilot-operated jet level high-level shutoff sensor; floatless hydro-pneumatic sensing or magnetic float; interfaces with internal valve pilot line. |
| Flow Control & Safety Valves | By-Pass / Defuel Valve | Spring-loaded or diaphragm-controlled bypass relief valve; adjustable relief setting between 60–120 PSI; full-flow relief capacity to tank. |
| Flow Control & Safety Valves | Pneumatic Butterfly Valve (3") | 3" (80A) wafer/lugged butterfly valve; double-acting pneumatic rotary actuator; Viton/PTFE seat; aluminum-bronze or stainless steel disc; 150 PSI rated. |
| Flow Control & Safety Valves | Manual Butterfly Valve (3") | 3" (80A) manual lever-operated butterfly valve; ductile iron or aluminum body; Viton seat; notched throttling lever handle. |
| Flow Control & Safety Valves | Spring Return Ball Valve | Carbon/Stainless steel body; 1/4-turn deadman spring-return (spring-closed) handle; fluorocarbon seals; minimum 600 WOG rating. |
| Delivery & Grounding | Aviation Fueling Hose (1.5") | Smooth-bore extruded NBR tube with anti-static textile braid; fully qualified to EI 1529 Type C, Grade M; 300 PSI working pressure, 1200 PSI burst; 1.5" ID x 23-meter length. |
| Delivery & Grounding | Aviation Fueling Hose (2.5") | Smooth-bore extruded NBR tube with anti-static textile braid; fully qualified to EI 1529 Type C, Grade M; 300 PSI working pressure, 1200 PSI burst; 2.5" ID x 23-meter length. |
| Delivery & Grounding | Rewind Hose Reels (1.5") | Carbon steel frame with spark-free brass/aluminum fluid path; explosion-proof electric or pneumatic rewind motor; rated to hold 15M of 1.5" reinforced fuel hose. |
| Delivery & Grounding | Rewind Hose Reels (2.5") | Carbon steel frame with spark-free brass/aluminum fluid path; explosion-proof electric or pneumatic rewind motor; rated to hold 15M of 2.5" reinforced fuel hose. |
| Delivery & Grounding | Static Grounding Reels | Spring-rewind grounding reel; 50-foot vinyl-coated galvanized or stainless aircraft cable; resistance < 10 Ohms; equipped with heavy-duty bonding clamp or military bayonet plug. |
| Delivery & Grounding | Deadman Control Switch | Heavy-duty ergonomic squeeze handle; intrinsically safe electrical switch or pneumatic pilot valve; coiled oil-resistant neoprene cable. |
| Tank & Level Instrumentation | Tank Manhole Assembly | 20-inch steel/aluminum clamp-ring manhole cover; integrated 10-inch fill opening; emergency pressure relief vent qualified to 49 CFR §178.345-10. |
| Tank & Level Instrumentation | Overfill Optic Sensor | Intrinsically safe 5-wire or 2-wire optic liquid overfill sensor; top-mount housing; compatible with standard refueler monitor racks. |
| Tank & Level Instrumentation | Tank Level Indicating System | Float-and-tape or magnetic gauge system; dual visual dial face and electronic output transmitter; calibrated to specific gravity of aviation kerosene (0.80). |
| Pneumatics & Auxiliaries | Pneumatic Solenoid Valves | 5-port, 2-position single/double pilot-operated solenoid valve; 24VDC coil; sub-base or inline porting (1/4" NPT); operating pressure 20–120 PSI. |
| Pneumatics & Auxiliaries | Air Filter & Regulator | Modular compressed air filter and pressure regulator; 5-micron sintered element; manual or auto drain; 0–125 PSI adjustable secondary pressure gauge. |
| Pneumatics & Auxiliaries | Pneumatic Linear Cylinder | Double-acting aluminum pneumatic tie-rod cylinder; 50mm bore, 175mm stroke; clevis mounting (CA bracket); magnetic piston for proximity switches. |
| Pneumatics & Auxiliaries | Pneumatic Logic & Roller Valves | Compact shuttle (OR) valves and mechanical limit switch roller valves; 1/8" NPT ports; designed to interlock brake actuators and pump PTO engagement. |
| Pneumatics & Auxiliaries | Pressure & Cam Switches | Industrial pressure switch with adjustable setpoint (0.1–0.7 MPa) and rotary cam limit switch; NEMA 4 / IP65 water-resistant enclosure. |
| Pneumatics & Auxiliaries | Manifold Block | Multi-station pneumatic distribution block; anodized aluminum; min. 7-station layout; compatible with 1/4" NPT/G-thread pneumatic solenoid lines; rated to 150 PSI. |
| Pneumatics & Auxiliaries | Mechanical Valve | 3-way, 2-position manual/mechanical spool valve; push-button or lever-actuated; aluminum alloy body; standard 1/8" or 1/4" NPT ports; rated to 120 PSI. |
| Pneumatics & Auxiliaries | Roller Valve | 3-port mechanical roller-lever limit valve; heavy-duty steel roller arm; micro-pneumatic signaling; designed for physical vehicle panel/door interlocks. |
| Pneumatics & Auxiliaries | Shuttle Valve | 3-port pneumatic "OR" shuttle valve; 1/4" port connections; automatically selects the highest pressure signal from two distinct inputs; operating pressure 7–140 PSI. |
| Pneumatics & Auxiliaries | CAM Switch | Heavy-duty industrial rotary cam switch; multi-position electrical selector; rugged housing; silver-alloy contacts rated for 10A at 250VAC. |
| Pneumatics & Auxiliaries | Main Filter Unit | Air line particulate filter; 3/8" port connections; 40-micron filtration element; polycarbonate bowl with protective guard; max supply pressure 150 PSI. |
| Pneumatics & Auxiliaries | Shutter Valve | Mechanical inline fluid shut-off or shutter mechanism; aluminum or steel; manual leverage action; designed to block debris or act as a system secondary isolator. |
| Pneumatics & Auxiliaries | Static Reel Clamp / Plug | Brass or copper-alloy grounding clamp and plug accessories; heavy-duty spring tension clamp; heavy-duty hex-connector plug matching static reel cables. |
File details come from the government source that posted it. Updated .