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Accurate Screw Machine

570 - 4-40 Thread Spring-Loaded Captive Panel Fasteners

4-40 low profile spring-loaded captive panel fastener manufactured for applications with a sheet thickness of 0.03 Inch.

Unit System
Specs (in standard)
Label Value
B1
(Nom) 		0.595 in
B2
(Max) 		0.325 in
Brand Accurate Screw
C
(Max) 		0.202 in
Display Name 570
F
(+/- .015) 		0.3 in
Head Diameter (D)
(+/- .010) 		0.406 in
Head Height (E)
(+/- .005) 		0.202 in
Measurement Units Standard
Shank Length (A)
(Max) 		0.03 in
Sheet Thickness
(Min) 		0.03 in
Thread Size 4-40
Specs (in metric)
Label Value
B1
(Nom) 		15.11 mm
B2
(Max) 		8.26 mm
Brand Accurate Screw
C
(Max) 		5.13 mm
Display Name 570
F
(+/- .015) 		7.62 mm
Head Diameter (D)
(+/- .010) 		10.31 mm
Head Height (E)
(+/- .005) 		5.13 mm
Measurement Units Standard
Shank Length (A)
(Max) 		0.76 mm
Sheet Thickness
(Min) 		0.76 mm
Thread Size 4-40

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