MS24693-64B: MS51959-55B

MS24693-64B

What it is: MS24693 machine screw, 100° flat countersunk head, Flat countersunk head, 100°, cross recessed (machine screw), .1640-32 UNC-2A (dash 64), length 2.500" (tolerance +0, -.093), not grip (Table II prints length only)
Equivalents: MS51959-55BMSCatalog onlySame NSN 5305-01-092-7834 (government catalog). Not a maker's approval: confirm on the drawing.
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: Flat countersunk head, 100°, cross recessed (machine screw)
Diameter: .1640-32 UNC-2A (dash 64)
Grip / length: length 2.500" (tolerance +0, -.093), not grip (Table II prints length only)
Material: B after dash: BLACK OXIDE COATED, CORROSION RESISTANT STEEL SCREW. ("B" AFTER DASH NUMBER)

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

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

No sourced equivalent on file for MS246936. SpecLok only lists an equivalent when a manufacturer or government document states it.

Possible NASM form, to verify: MS246936 / NASM246936. 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 MS90353U Notice 1: canceled and superseded by NASM90353, part numbers identical (everyspec) ↗