docs/CC-STANDOFF-DS-M3-s5.5.pdf

Datasheet — M3-s5.5-MF Hex Standoff (Hex Spacer), Male/female, PCB standoff by Milo

CC-STANDOFF-DS-M3-s5.5 revA Size datasheet - M3 AF 5.5

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PCB standoff M3 AF 5.5, male/female

Size datasheet: this size's values with their levels, its lengths, conventions and sources.

Thread M3 x 0.5 Lengths 6 released, | = 10-25 Files 12 STEP AP214 (two detail levels) TL male/female M3 AF 5.5 x 18, male/female, side view, 2:1 Sym. Dimension Value Level s Width across flats 5.5 L1- 2 L Body length (shown; every length on DO2) 18 La - 2 t Female thread depth, smallest stated 7 La - 2 b Male stud length 8 L1 +2 P Thread pitch 0.5 L1- 2 dt Drill point's diameter at t 2.5 L1- 2 di Stud end face (ISO 4753 CH) 2.4587 La - 2

Modeled value at the shown length; t and b for every length below. * amber: one source (LO). Level - independent sources.

No published standard - Ettinger, Keystone, Harwin (ADR 0034) Page 1/2 PCB standoff - M3 AF 5.5 - Dimensions in mm - CC-BY 4.0, lronPixel Labs LLC spec 70b2bf787ea8F07904ce030af50bcaf231F0c68F

Modeled from cited sources; not certified. Found an error? Use the feedback section on the part page.

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CC-STANDOFF-DS-M3-s5.5 revA Size datasheet - M3 AF 5.5

'?) CommunityCAD

Lengths

| Status t Part key

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10 built 6 8 pcb-standoffs-m3-s5-5x10-mf 12 built 7 8 pcb-standoffs-m3-s5-5x12-mf 15 built 6 8 pcb-standoffs-m3-s5-5x15-mf 18 built 7 8 pcb-standoffs-m3-s5-5x18-mf 20 built 6 8 pcb-standoffs-m3-s5-5x20-mf 25. built 7 8 pcb-standoffs-m3-s5-5x25-mF

Two STEP files per length and gender, one per detail level. t: the smallest depth any maker states or guarantees; b: the stud two makers state, else the shortest.

Conventions

« No published standard: L1 = two makers agree (ADR 0034, ADR 0124).

e Hex corners chamfered at 30° to a circle of s, a 90° countersink at each female mouth, a 118° drill point at t: illustrative house rules (#1116, #1207).

« Threaded level: ISO 68-1 basic profiles, right hand. Stud end ISO 4753 CH; no undercut modeled.

« No markings. Shown in brass, the house's illustrative finish; makers sell several materials.

Sources

Source Publisher Retrieved sha256

ettinger-standoffs ETTINGER GmbH 2026-10-30 3ca859aedb99 (kept outside the repo) keystone-m65-standoffs Keystone Electronics Corp. 2026-10-30 d318feé8cef4 (kept outside the repo)

The whole series (verification map, drawings): CC- STANDOFF - DS.

No published standard - Ettinger, Keystone, Harwin (ADR 0034) Page 2/2 PCB standoff - M3 AF 5.5 - Dimensions in mm - CC-BY 4.0, lronPixel Labs LLC spec 70b2bf787ea8F07904ce030af50bcaf231F0c68F

Modeled from cited sources; not certified. Found an error? Use the feedback section on the part page.

Original PDF

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