ELCO® Hex Washer Tap-Flex Thread Forming Structural Screw Stalgard

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ELCO® Hex Washer Tap-Flex Thread Forming Structural Screw Stalgard

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Tap-Flex structural fasteners are thread-forming screws that are dual heat treated, self-tapping fasteners that provide the strength, ductility, and resistance to embrittlement failures required in critical curtain wall and dissimilar metal applications. Tap-Flex fasteners are engineered to replace nut and bolt assemblies and Taptite® fasteners commonly used in building construction.

Availability:In stock

AF Part No.2A.013

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Description

FEATURES

Hex washer Head with underhead serrations
E-Form five-lobe thread forming overcomes friction build-up and reduces drive torque
Grade 5: Meets ASTM A449 specifications (120 ksi strength)
Silver Stalgard® SUB coating provides 2000 hours of salt spray resistance (per ASTM B117)
Eliminates thread-tapping operations
Roll forms own work-hardened thread to resist loosening cause by vibration or thermal changes
Well-suited for metal applications such as steel and aluminum
Flex Technology heat treat provides required strength and ductility
Virtually immune to delayed embrittlement failures
Accept standard nuts and washers if required

Fastener Size (in.)	Drill Bit Size (in.)	Socket Size (in.)
3/8	11/32	9/16
1/2	15/32	3/4
5/8	19/32	15/16

Product List

Sku	Item	Elco #	Drill Bit Size	Availability	List Price	Pack
2ESU310-P	ESU310 3/8-16 x 1-1/2 Hex Washer Tap-Flex (11/32 Bit) Thread Forming Structural Screw Gr 5 Stalgard 100/Box	ESU310	11/32	In Stock	$85.50	Pack: 100
2ESU310-B	ESU310 3/8-16 x 1-1/2 Hex Washer Tap-Flex (11/32 Bit) Thread Forming Structural Screw Gr 5 Stalgard 500/Ctn	ESU310	11/32	In Stock	$306.00	Pack: 500
2ESU320-P	ESU320 3/8-16 x 2 Hex Washer Tap-Flex (11/32 Bit) Thread Forming Structural Screw Gr 5 Stalgard 100/Box	ESU320	11/32	In Stock	$100.60	Pack: 100
2ESU320-B	3/8-16" x 2" ELCO® Hex Washer Tap-Flex Thread Forming Structural Screw Stalgard	ESU320	11/32	In Stock	$359.75	Pack: 500
2ESU330-P	ESU330 3/8-16 x 2-1/2 Hex Washer Tap-Flex (11/32 Bit) Thread Forming Structural Screw Gr 5 Stalgard 50/Box	ESU330	11/32	In Stock	$57.50	Pack: 50
2ESU330-B	3/8-16" x 2-1/2" ELCO® Hex Washer Tap-Flex Thread Forming Structural Screw	ESU330	11/32	In Stock	$401.75	Pack: 500
2ESU420-P	ESU420 1/2-13 x 2 Hex Washer Tap-Flex (15/32 Bit) Thread Forming Structural Screw Gr 5 Stalgard 50/Box	ESU420	15/32	In Stock	$175.00	Pack: 50
2ESU420-B	1/2-13" x 2" ELCO® Hex Washer Tap-Flex Thread Forming Structural Screw	ESU420	15/32	In Stock	$625.00	Pack: 250
2ESU430-B	1/2-13" x 2-1/2" ELCO® Hex Washer Tap-Flex Thread Forming Structural Screw	ESU430	15/32	In Stock	$712.50	Pack: 250
2ESU510-B	5/8-11" x 1-1/2" ELCO® Hex Washer Tap-Flex Thread Forming Structural Screw	ESU510	19/32	In Stock	$762.50	Pack: 250
2ESU530-B	ESU530 5/8-11 x 2-1/2 Hex Washer Tap-Flex (19/32 Bit) Thread Forming Structural Screw Gr 5 Stalgard 150/Ctn	ESU530	19/32	In Stock	$607.50	Pack: 150