Spec hardware, served at warp speed.

fittings › tube elbows

MS21908K4

Military Standard Tube Elbow

View quote list → Saved parts →

Description

Thread Size: 1/2

Specifications

Connection Style Flareless (tube) all ends
Connection Type Threaded external tube all ends
Flow Angle 90.0 degrees
Leg Length 0.938 inches 2nd end, 1.500 inches 1st end
Material CRES
Material Specification Qq-s-763 federal specification single material response
Maximum Operating Pressure 3000.0 pounds per square inch single response
Maximum Operating Temp 275.0 degrees fahrenheit single response
Media For Which Designed Aeronautical fluid single response
Outside Diameter Tube Accommodated 0.250 inches all ends
Seat Angle 12.0 degrees all ends
Specification Data 96906-ms21908 government standard
Surface Treatment Passivate
Surface Treatment Specification Mil-s-5002 military specification single treatment response
Thread Class 3a 1st end bulkhead, 3a all ends
Thread Series UNJF
Thread Series Designator Unjf (fine thread with external controlled root radius) 1st end bulkhead, Unjf (fine thread with external controlled root radius) all ends
Thread Size 0.438 inches 1st end bulkhead, 0.438 inches all ends

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

No interchangeable or dimensionally similar parts are on record for MS21908K4. Try the cross-reference lookup to search by a different part number.

Catalog data updated 2026-07-05. Report a data error