MS20220

Pulley, Groove, Flight Control, Aircraft
MS20220
MS20220 Specifications Table
Part Number
Non-Metallic Sheave
Part Number Metallic SheaveCable Size
(ref)
ØAØBØCØDEPulley Assembly Max Weight (lbs)BearingAllowable Load On Pulley (lbs)Max Limit Load on Cable independent of Wrap Angle (lbs)
Outside Diameter ± 0.005Groove Diameter ± 0.005I.R. Outer Diameter
(ref)
Bore Diameter
(ref)
I.R. Width
(ref)
MS21443 Dash No.Bearing Part Number1/8" Cable5/32" Cable3/16" Cable
MS20220-1MS20220A11/8"
5/32"
3/16"
1.7501.2500.4550.31250.6250.070-5AP5K5008301,0401,250
MS20220-2MS20220A23.0002.5000.4550.175-5BPD5K1680
MS20220-3MS20220A34.2503.7500.2602500
MS20220-4MS20220A45.5005.0000.370

SUPERSEDES: AN220 > MS20220 > MIL-DTL-7034/2A

Materials

Non-metallic sheaves are machined from an engineered phenolic laminate exceeding the requirements of MIL-I-24768/16. Metallic sheaves are 2024-T351 aluminum alloy conforming to SAE AMS-QQ-A-225/6.

Finish

Aluminum sheaves are anodized according to MIL-A-8625, Type II, Class I.

Bearing

Conforming to the requirements of AS7949 and AS21443.

Lubrication

Grease conforming to MIL-PRF-81322 or MIL-PRF-23827.