- Rigid chassis
- WhichTractor size: Utility
- Not independently tested
- 1962–1966
- 17,627 built
It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category
International Harvester D-439 Hydraulics & PTO specifications
8 hydraulics and PTO values on record for the D-439.
Engine power, claimed · gross or net not stated
38.5 hp
28.7 kW as stated by the source
Not independently tested
Claimed · standard not stated by the source
Source · Traktorenlexikon, “McCormick D-439”, claimed
How much will a D-439 lift?
A D-439 lifts 1,984 lb (900 kg) at the lower-link ends.
| Pump flow | 6.3 gpm · 24.0 L/min |
|---|---|
| Hydraulic pressure | 2,119 psi · 146 bar |
| Lift capacity at ball ends | 1,984 lb · 900 kg |
| Hitch control | Lifting, lowering, lowering throttle, depth control and float position |
Source · Traktorenlexikon, “McCormick D-439”
What PTO does a D-439 have?
A D-439 has a 540 rpm rear PTO.
| Rear PTO drive | Engine-driven |
|---|---|
| Rear PTO independence | Independent |
| Rear PTO speeds | 540 rpm |
| Rear PTO shaft | 1 3/8"- 6 splines |
Source · Traktorenlexikon, “McCormick D-439”
Where this page comes from
8 hydraulics and PTO values from Traktorenlexikon, “McCormick D-439”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: McCormick D-439 — CC BY-SA 4.0, WIKIBOOKS-TL-118066 · revision 1056725. Wikibooks contributors (Traktorenlexikon). Original document