Library › Hardware › Hobby brass tube (K&S), 1/16–21/32 in and 1–12 mm, telescoping

K&S metric brass tube 3 mm OD, 0.45 mm wall, 50 mm stub

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

size	3 mm
od_mm	3
wall_mm	0.45
id_mm	2.1

Let your AI pull this. Add https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.

Set it up →

From the full sheet

Hobby brass tube (K&S), 1/16–21/32 in and 1–12 mm, telescoping: every size, notes, mating features and sources. What sizes of K&S brass tube telescope into each other?

Other sizes

K&S round brass tube 2/32 in OD (1.59 mm), .014 in wall, 50 mm stub
K&S round brass tube 3/32 in OD (2.38 mm), .014 in wall, 50 mm stub
K&S round brass tube 4/32 in OD (3.17 mm), .014 in wall, 50 mm stub
K&S round brass tube 5/32 in OD (3.97 mm), .014 in wall, 50 mm stub
K&S round brass tube 6/32 in OD (4.76 mm), .014 in wall, 50 mm stub
K&S round brass tube 7/32 in OD (5.56 mm), .014 in wall, 50 mm stub
K&S round brass tube 8/32 in OD (6.35 mm), .014 in wall, 50 mm stub
K&S round brass tube 9/32 in OD (7.14 mm), .014 in wall, 50 mm stub
K&S round brass tube 10/32 in OD (7.94 mm), .014 in wall, 50 mm stub
K&S round brass tube 11/32 in OD (8.73 mm), .014 in wall, 50 mm stub
K&S round brass tube 12/32 in OD (9.52 mm), .014 in wall, 50 mm stub
K&S round brass tube 13/32 in OD (10.32 mm), .014 in wall, 50 mm stub
K&S round brass tube 14/32 in OD (11.11 mm), .014 in wall, 50 mm stub
K&S round brass tube 15/32 in OD (11.91 mm), .014 in wall, 50 mm stub
K&S round brass tube 16/32 in OD (12.70 mm), .014 in wall, 50 mm stub
K&S round brass tube 17/32 in OD (13.49 mm), .014 in wall, 50 mm stub
K&S round brass tube 18/32 in OD (14.29 mm), .014 in wall, 50 mm stub
K&S round brass tube 19/32 in OD (15.08 mm), .014 in wall, 50 mm stub
K&S round brass tube 20/32 in OD (15.88 mm), .014 in wall, 50 mm stub
K&S round brass tube 21/32 in OD (16.67 mm), .014 in wall, 50 mm stub
K&S metric brass tube 1 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 2 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 4 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 5 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 6 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 7 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 8 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 9 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 10 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 11 mm OD, 0.45 mm wall, 50 mm stub
K&S metric brass tube 12 mm OD, 0.45 mm wall, 50 mm stub