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Hex Socket Ball Plunger (BST, BSTH) (BSTH20A)

Hex Socket Ball Plunger (BST, BSTH) BSTH20A

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  • Hex Socket Ball Plunger (BST, BSTH)
  • Hex Socket Ball Plunger (BST, BSTH)
  • Hex Socket Ball Plunger (BST, BSTH)

[Features]
· Mountable with a hex wrench.
· Available in two types of load for each screw diameter.
·The rear surfaces are marked for product identification.

PDF

Part Number

Configured Part Number is shown.

BSTH20A

Configured Specifications

Mounting MethodScrew (hexagon)Tip Material[Steel] SUJ2
Body Material[Steel] SUM22LOuter Diameter D (or Male Thread M)(mm)20
Stroke S(mm)4.5LockNo
Main Body Surface TreatmentBlack Oxide CoatingTip Surface TreatmentNo
Tip Heat TreatmentQuenching and TemperingVertical Load (Range)(N)100.01~300
Minimum Load(N)115Max. Load(N)240
Show More
Length L(mm)43Tip outer diameter d(φ)12
Thread Pitch(mm)2.5Load IdentificationFor heavy loads (2 lines)
Heat Resistant Temperature(℃)100RoHS10
Show Less

Standard Hex Socket Specification Ball Plunger

Can be mounted using a hex wrench. Heat resistant temperature: 100℃. Ideal for positioning of levers and knobs, positioning of workpieces and jigs, and as a pillar stopper.

Can be mounted using a hex wrench. Heat resistant temperature: 100℃.
Ideal for positioning of levers and knobs, positioning of workpieces and jigs, and as a pillar stopper.

  • Main body: SUM22L, black oxide coating
  • Coil spring SWPA
  • Ball SUJ2, HRC50 to 60
Dimensional drawing

Dimensional drawing

For Light Loads (No Line)For Heavy Loads (2 Lines)MdLSWWeight
(g)
Part NumberLoad (N)
Min To Max
Part NumberLoad (N)
Min To Max
BST3A1.5 to 3BSTH3A5 to 7M3 × 0.51.590.51.50.2
BST4A4 to 10BSTH4A12 to 22M4 × 0.72.5100.820.5
BST4AL--160.9
BST5A6 to 11BSTH5A19 to 30M5 × 0.83140.92.51.3
BST5AL--201.8
BST6A9 to 13BSTH6A28 to 40M6 × 13.515132
BST6AL--253
BST8A15 to 30BSTH8A47 to 73M8 × 1.255181.544
BST8AL--307
BST10A20 to 35BSTH10A66 to 100M10 × 1.5623258
BST10AL--3514
BST12A30 to 55BSTH12A66 to 120M12 × 1.758262.5612
BST12AL--4022
BST16A65 to 125BSTH16A90 to 180M16 × 210333.5831
BST16AL--4547
BST20A80 to 160BSTH20A115 to 240M20 × 2.512434.51064
BST24A90 to 180BSTH24A130 to 270M24 × 315485.512100

Specifications chart (mm)
Rear surfaces are marked for product identification (light load: no lines, heavy load: 2 lines).

Part Number
BSTH20A
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSOuter Diameter D (or Male Thread M)
(mm)
Stroke S
(mm)
Vertical Load (Range)
(N)
Minimum Load
(N)
Max. Load
(N)
Length L
(mm)
Tip outer diameter d
(φ)
Thread Pitch
(mm)
Load Identification

MYR 70.12

1 Piece(s) 2 Day(s) 10204.5100.01~30011524043122.5For heavy loads (2 lines)
Part Number
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSOuter Diameter D (or Male Thread M)
(mm)
Stroke S
(mm)
Vertical Load (Range)
(N)
Minimum Load
(N)
Max. Load
(N)
Length L
(mm)
Tip outer diameter d
(φ)
Thread Pitch
(mm)
Load Identification
  1. 1

Basic Information

Mounting Method Screw (hexagon) Tip Material SUJ2 Body Material SUM22L
Lock No Main Body Surface Treatment Black Oxide Coating Tip Surface Treatment No
Tip Heat Treatment Quenching and Tempering Heat Resistant Temperature(℃) 100

Please check the type/dimensions/specifications of the part BSTH20A in the Hex Socket Ball Plunger (BST, BSTH) series.

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Part Number
BST12AL
BST16A
BST16AL
BSTH24A
BSTH3A
BSTH4A
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSOuter Diameter D (or Male Thread M)
(mm)
Stroke S
(mm)
Vertical Load (Range)
(N)
Minimum Load
(N)
Max. Load
(N)
Length L
(mm)
Tip outer diameter d
(φ)
Thread Pitch
(mm)
Load Identification

MYR 50.42

1 Piece(s) 8 Day(s) 10122.50.01~5030554081.75For Light Loads (no line)

MYR 40.73

1 Piece(s) 2 Day(s) 10163.550.01~1006512533102For Light Loads (no line)

MYR 68.92

1 Piece(s) 9 Day(s) 10163.550.01~1006512545102For Light Loads (no line)

MYR 124.41

1 Piece(s) 5 Day(s) or more 10245.5100.01~30013027048153For heavy loads (2 lines)

MYR 22.08

1 Piece(s) 2 Day(s) 1030.50.01~505791.50.5For heavy loads (2 lines)

MYR 17.94

1 Piece(s) 5 Day(s) or more 1040.80.01~501222102.50.7For heavy loads (2 lines)
Part Number
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSOuter Diameter D (or Male Thread M)
(mm)
Stroke S
(mm)
Vertical Load (Range)
(N)
Minimum Load
(N)
Max. Load
(N)
Length L
(mm)
Tip outer diameter d
(φ)
Thread Pitch
(mm)
Load Identification

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