Part 6221 Avionics

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United Instruments · 6 listings from 2 suppliers (Aircraft Parts & Salvage, Precision Aviation Group) · $175.00 – $175.00. Prices refresh weekly.

from $175

Cross references

Supplier data links this part number to: 3734100, 3734102, 963840551, C6620200108, C6620200110, C6620200112, C6620200113

Price trend · weekly low by condition

WeekConditionListingsLowAvg
2026-W43used 5$175 $175
2026-W42used 5$175 $175
2026-W41used 7$175 $209
2026-W39used 7$175 $209
2026-W38used 17$125 $169
2026-W38core 1$40 $40
2026-W35used 17$125 $169
2026-W35core 1$40 $40

Description

Removed from 1978 Beechcraft Baron E-55 S/N: TE-1118 Gauge S/N: 103341

Price spread · 5 priced listings

$175
$175
$175
median Aircraft Parts & Salvage · $175 · used United Instruments Dual Fuel Flow Gauge (6221) (click to open at supplier) Aircraft Parts & Salvage · $175 · used United Instruments Dual Fuel Flow Gauge (6221) (click to open at supplier) Aircraft Parts & Salvage · $175 · used United Instruments Dual Fuel Flow Gauge 6221 (click to open at supplier) Aircraft Parts & Salvage · $175 · used United Instruments Dual Fuel Flow Gauge (C662020-0115)(6221) (click to open at supplier) Aircraft Parts & Salvage · $175 · used United Instruments Dual Fuel Flow Gauge(6221) (click to open at supplier) $175 $175

Each dot is one listing (hover for supplier & condition); color = condition.

Price trend · weekly low

W35 — $40 W35 W38 — $40 W38 W39 — $175 W39 W41 — $175 W41 W42 — $175 W42 W43 — $175 W43 $184 $38
United Instruments Dual Fuel Flow Gauge (6221) Aircraft Parts & Salvage
United Instruments Dual Fuel Flow Gauge (6221)
Removed from 1978 Beechcraft Baron E-55 S/N: TE-1118 Gauge S/N: 103341
used
$175.00 view at supplier ↗
United Instruments Dual Fuel Flow Gauge (6221) Aircraft Parts & Salvage
United Instruments Dual Fuel Flow Gauge (6221)
Removed from 1977 Seneca 2 Piper PA-34-200T S# 34-7770147
used
$175.00 view at supplier ↗
United Instruments Dual Fuel Flow Gauge 6221 Aircraft Parts & Salvage
United Instruments Dual Fuel Flow Gauge 6221
Removed from Piper PA-34-200T  0-20PSID
used
$175.00 view at supplier ↗
United Instruments Dual Fuel Flow Gauge (C662020-0115)(6221) Aircraft Parts & Salvage
United Instruments Dual Fuel Flow Gauge (C662020-0115)(6221)
Removed from Cessna 335
used
$175.00 view at supplier ↗
United Instruments Dual Fuel Flow Gauge(6221) Aircraft Parts & Salvage
United Instruments Dual Fuel Flow Gauge(6221)
used
$175.00 view at supplier ↗
🔩 Precision Aviation Group
6221 6221 – MANIFOLD PRESSURE GAUGE (MRO capability)
PAG
Ask / RFQ view at supplier ↗
✉ Request a quote from Precision Aviation Group

Listed under cross-referenced part numbers

🔩 Yingling Aviation
963840551 96-384055-1
Ask / RFQ view ↗
🔩 Preferred Airparts
C6620200108 Used United Instruments Cessna Fuel Flow Indicator, p/n C662020-0108 (26369)
$268.00 view ↗
🔩 Precision Aviation Group
C6620200108 C6620200108 C6620200108 – FUEL FLOW INDICATOR (MRO capability)
Ask / RFQ view ↗
🔩 Yingling Aviation
C6620200108 C662020-0108
Ask / RFQ view ↗
🔩 Precision Aviation Group
C6620200110 C6620200110 C6620200110 – FUEL FLOW INDICATOR (MRO capability)
Ask / RFQ view ↗
🔩 Yingling Aviation
C6620200110 C662020-0110
Ask / RFQ view ↗
🔩 Precision Aviation Group
C6620200112 C6620200112 C6620200112 – FUEL FLOW INDICATOR (MRO capability)
Ask / RFQ view ↗
🔩 Yingling Aviation
C6620200112 C662020-0112
Ask / RFQ view ↗