MS20020-50

What it is: MS20020 internal wrenching bolt, 160 ksi Ftu (MS20004 THRU MS20024), Internal wrenching (hex socket) head, 1-1/4-12 UNJF-3A, shank (A dia) 1.249-1.246", grip 3.125" (±.010), length 4.750" (±.015) (MS20004E THRU 20024E page 3, Table II)
Equivalents: No equivalent on file: no maker document names one and the government catalog lists none on its stock number.
Install tooling, by who made the part: Not documented for this part number. Ask a tooling specialist →

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Reference only: the drawing and its process spec govern. How to read this

Full detail: decode, cited documents, every stock number

Head: Internal wrenching (hex socket) head
Diameter: 1-1/4-12 UNJF-3A, shank (A dia) 1.249-1.246"
Grip / length: grip 3.125" (±.010), length 4.750" (±.015) (MS20004E THRU 20024E page 3, Table II)
Material: Alloy steel (UNS G43400, G43406, G41400, G87400, G87350)

Install tooling, by who made the partNot documented for this part number.

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Drop-in equivalents

Identical or approved-alternate part numbers, each with the document that states it.

No sourced equivalent on file for MS200205. SpecLok only lists an equivalent when a manufacturer or government document states it.

Possible NASM form, to verify: MS200205 / NASM200205. If a conversion exists, NASM is the converted form of the MS standard with an identical part number (e.g. MS90353U Notice 1). Not every MS has a NASM successor: verify the NASM document exists; the part may still be stocked as MS. MS90353U Notice 1: canceled and superseded by NASM90353, part numbers identical (everyspec) ↗