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Mill-Max Manufacturing Corp. 3121 Series

6 variants · Mill-Max Manufacturing Corp.

About the Mill-Max Manufacturing Corp. 3121 Series

The Mill-Max Manufacturing Corp. 3121 Series series groups 6 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common flange diameter of 0.040\" (1.02mm), insulation of Non-Insulated and insulation color of -. Variants differ by board thickness, contact finish and contact finish thickness, so you can match the exact board thickness your application requires using the selection guide below. All listed Mill-Max Manufacturing Corp. 3121 Series part numbers are active and orderable.

Select a variant by

Board thickness
0.025\" (0.64mm) · 0.040\" (1.02mm)
Contact finish
Gold · Tin · Tin-Lead
Contact finish thickness
20.0µin (0.51µm) · 50.0µin (1.27µm) · 200.0µin (5.08µm)
Contact material
Brass · Brass Alloy
Length - below flange
0.061\" (1.55mm) · 0.075\" (1.91mm)
Length - overall
0.234\" (5.94mm) · 0.248\" (6.30mm)

Shared specifications

Flange diameter
0.040\" (1.02mm)
Insulation
Non-Insulated
Insulation color
-
Length - above flange
0.157\" (3.99mm)
Material - insulation
-
Mounting hole diameter
0.023\" (0.58mm)
Mounting type
Through Hole
Package
Bulk
Pin size - above flange
0.017\" (0.43mm) Dia
Pin size - below flange
0.019\" (0.48mm) Dia
Terminal style
Single End
Terminal type
PC Pin

Variant comparison

Parameter3121-2-00-80-00-00-08-03121-1-00-01-00-00-08-03121-1-00-34-00-00-08-03121-2-00-01-00-00-08-03121-2-00-21-00-00-08-03121-2-00-34-00-00-08-0
Board thickness0.040\" (1.02mm)0.025\" (0.64mm)0.025\" (0.64mm)0.040\" (1.02mm)0.040\" (1.02mm)0.040\" (1.02mm)
Contact finishTinTin-LeadGoldTin-LeadGoldGold
Contact finish thickness200.0µin (5.08µm)200.0µin (5.08µm)50.0µin (1.27µm)200.0µin (5.08µm)20.0µin (0.51µm)50.0µin (1.27µm)
Contact materialBrassBrass AlloyBrass AlloyBrass AlloyBrass AlloyBrass Alloy
Length - below flange0.075\" (1.91mm)0.061\" (1.55mm)0.061\" (1.55mm)0.075\" (1.91mm)0.075\" (1.91mm)0.075\" (1.91mm)
Length - overall0.248\" (6.30mm)0.234\" (5.94mm)0.234\" (5.94mm)0.248\" (6.30mm)0.248\" (6.30mm)0.248\" (6.30mm)

Request a quote on any Mill-Max Manufacturing Corp. 3121 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Mill-Max Manufacturing Corp. 3121 Series variants differ?
Mill-Max Manufacturing Corp. 3121 Series part numbers differ by board thickness, contact finish, contact finish thickness and contact material. Use the selection guide above to pick by board thickness.
How many Mill-Max Manufacturing Corp. 3121 Series part numbers are listed?
6 Mill-Max Manufacturing Corp. 3121 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Mill-Max Manufacturing Corp. 3121 Series?
Request a quote (RFQ) for any Mill-Max Manufacturing Corp. 3121 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants