2403 Keystone Electronics, 2403 Datasheet
2403
Manufacturer Part Number
2403
Description
SCREW THUMB 4-40THREAD .500"L
Manufacturer
Keystone Electronics
Type
Thumb Screwr
Specifications of 2403
Screw Head Type
Knob, Circular
Thread Size
4-40
Head Height
0.187" (4.75mm)
Length - Below Head
0.500" (12.70mm) 1/2"
Outside Diameter
0.312 in
Length
0.5 in
Features
Variations in Screw Size
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Plating
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
2403K
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
2403 263 00170
Manufacturer:
KNOWLES
Quantity:
20 000
Part Number:
2403-260-HIAU-N1
Manufacturer:
KNOWLES
Quantity:
20 000
Company:
Part Number:
2403920
Manufacturer:
Panasonic
Quantity:
160 150
76
MATERIAL:
Supplied unassembled
CAT. NO. 1700
CAT. NO. 1453
CAT. NO.
CAT. NO.
•
1464
1465
1466
1467
1708
1709
1710
Two set screws hold
shaft securely
VOLUME CONTROL EXTENDERS
HEX LOCKNUT
.250 (6.4) SHAFT COUPLING
.375 [9.6]
.312 [7.9]
.250-32 THREAD
Brass, Nickel Plate
FOR .125 [3.2]
.625 (15.9)
.625 (15.9)
.687 (17.4)
.750 (19.1)
HEX
THREAD
DIA. SHAFT
Tel (718) 956-8900
10-32
6-32
8-32
A
For .125 (3.2) SHAFT
DIAMOND
THREAD
(800) 221-5510
KNURL
.125 [3.2]
.250 (6.4)
.500 (12.7)
.250 (6.4)
.375 (9.5)
B
.250-32
THREAD
.437 [11.1]
For .250 (6.4) volume control shafts having
.375-32 threaded bushings.
.375 [9.5]
DIA.
DIA.
•
•
[5.6]
.218
Fax (718) 956-9040
kec@keyelco.com
.156 [4.0]
MATERIAL:
Nickel Plate
[12.7]
.500 [12.7]
.500
.253 [6.5]
DIA.
DIA.
.250 [6.4]
.781 [19.9]
.500 [12.7]
.437 [11.1]
.750 [19.1]
Brass,
For quick removal of panel from chassis. Other variations available
MATERIAL:
CAT. NO. 1711
CAT. NO. 1701
.253 [6.5]
.375-32 THREAD
6-32 SET
SCREW
DIA.
A
RoHS COMPLIANT
Brass, Nickel Plate
HEX LOCKNUT
.437 [11.1]
.500 [12.7]
HEX SHAFT
SHAFT LOCKS
B
THREAD
.375-32 THREAD
FOR .250 [6.4]
8-32
For .250 (6.4) SHAFT
MATERIAL:
DIA. SHAFT
THUMB SCREWS
~
.500 [12.7]
DIA.
Brass, Nickel Plate
ISO 9001 CERTIFIED
MATERIAL:
Supplied unassembled
CAT. NO.
1448
1449
1456
1458
1459
1472
CAT. NO.
1705
1706
.375-32
THREAD
MATERIAL:
Knob: Phenolic
Stud: Steel, Zinc Plate
.250 [6.4]
.350 [8.9]
[5.6]
.218
Mini. Control .250 -32
Brass, Nickel Plate
Switch Ring .468 -32 .625 Knurled .062 (1.57)
[12.7]
Vol. Control .375 -32
®
.500
Mounting
Switch
Filter
FOR
.253 (6.5)
.128 (3.3)
PRECISION PANEL NUTS
A
THREAD DIAMETER THICKNESS
.250 -32
.468 -32
.312 -32
.437 (11.1) .500 (12.7) .437 (11.1) .375–32 Standard
.343 (8.7)
PANEL BEARINGS
B (HEX)
31-07 20th Road – Astoria, NY 11105-2017
STANDARD and MINIATURE
CAT. NO. 1702
CAT. NO.
1712
1720
.312 Hex
.500 Hex
.562 Hex
.375 Hex
.375 Hex
www.keyelco.com
A
.437 (11.1) .375 (9.5) .250–32 Miniature
For Volume Controls, Switches, Capacitors,
Tip Jacks, etc.
DIA. KNURL
1.00 [25.4]
.500 (12.7) .250-20
.375 (9.5)
LOCKNUT
C
.093 (2.38)
.078 (1.98)
.093 (2.38)
.078 (1.98)
.093 (2.38)
C
E TH'D
L
.500 [12.7]
For .250 (6.4) SHAFT
D
THREAD
HEX
.375-32 THREAD
FOR .250 [6.4]
DIA. SHAFT
THREAD
10-24
D
B HEX
NUT
.750 [19.1]
.437 [11.1]
DIA.
DIA.
E THREAD
MATERIAL:
Knob: Phenolic
Stud: Steel, Zinc Plate
MATERIAL:
Nickel Plate
.375-32
THREAD
L
.530 [13.5]
Brass,
[12.7]
.500
.187
[4.8]
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2403 Summary of contents
Page 1
DIA. DIAMOND KNURL .250 [6.4] .125 [3.2] THREAD .375 [9.5] DIA. CAT. NO. THREAD 1708 6-32 1709 8-32 MATERIAL: 1710 10-32 Nickel Plate For .125 (3.2) SHAFT FOR .125 [3.2] .250-32 DIA. SHAFT THREAD .218 .312 [7.9] [5.6] ...
Page 2
... MAX. .320 [8.2] DIA. 4-40 THREAD CAT. NO. LENGTH 2400 .312 (7.9) 2401 .375 (9.5) 2402 .437 (11.1) 2403 .500 (12.7) SHOULDER SCREWS 4-40 .156 L .125 [3.2] [4.0] .124 [3.2] DIA. .250 [6.4] DIA. 4-40 .032 [0.81] x THREAD ...