Spec hardware, served at warp speed.

cables › turnbuckles

MS21251-B6L

Military Standard Turnbuckle Body

View quote list → Saved parts →

Description

Turnbuckle Barrel

Specifications

Alternate Part Number AN155-46L
Body Length 3.969 inches minimum and 4.031 inches maximum
Body Style Round body w/locking device
Diameter 0.500 in
Industry Standards/Certification MS21251
Length 4 in
Material Copper
Material Specification Qq-b-637,comp 2 fed spec single material response
Thread 5/16-24
Thread Class 3b body
Thread Series Designator Unf body
Thread Size 0.312 inches body
Weight 0.105 lb

Other sizes

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

Cross-reference

Interchangeable

Parts that share a National Stock Number or are listed as an alternate for MS21251-B6L — functionally equivalent.

Looking for a specific part? Use the cross-reference lookup.

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