Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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Long self locking, 1025°F, silver plated.
SRQB( )L0074 = SAE AS3505-( ) & SBAC AS52790-93 & Rolls Royce U760329-30.
Slimsert Silver Plate
Unit of Measure
1 

Item #

Material Type

Finish

Heat Treat

Internal Thread

External Thread

U

Y

SRQB192L0074 N/A Inconel 718 per AMS 5662 N/A Internal surfaces: Silver plate per AMS2411, .0002 min. thickness
External surfaces: Passivate per AMS 2700 		N/A 37-43 HRc N/A 0.1900-32 UNJF-3B N/A 0.2500-28 UNJF-3A N/A 0.5100 in N/A 0.209 Inch
SRQB258L0074 N/A Inconel 718 per AMS 5662 N/A Internal surfaces: Silver plate per AMS2411, .0002 min. thickness
External surfaces: Passivate per AMS 2700 		N/A 37-43 HRc N/A 0.2500-28 UNJF-3B N/A 0.3125-24 UNJF-3A N/A 0.6300 in N/A 0.278 Inch
SRQB314L0074 N/A Inconel 718 per AMS 5662 N/A Internal surfaces: Silver plate per AMS2411, .0002 min. thickness
External surfaces: Passivate per AMS 2700 		N/A 37-43 HRc N/A 0.3125-24 UNJF-3B N/A 0.3750-24 UNJF-3A N/A 0.7550 in N/A 0.343 Inch
SRQB374L0074 N/A Inconel 718 per AMS 5662 N/A Internal surfaces: Silver plate per AMS2411, .0002 min. thickness
External surfaces: Passivate per AMS 2700 		N/A 37-43 HRc N/A 0.3750-24 UNJF-3B N/A 0.4375-20 UNJF-3A N/A 0.9100 in N/A 0.406 Inch
SRQB430L0074 N/A Inconel 718 per AMS 5662 N/A Internal surfaces: Silver plate per AMS2411, .0002 min. thickness
External surfaces: Passivate per AMS 2700 		N/A 37-43 HRc N/A 0.4375-20 UNJF-3B N/A 0.5000-20 UNJF-3A N/A 1.0350 in N/A 0.468 Inch
SRQB500L0074 N/A Inconel 718 per AMS 5662 N/A Internal surfaces: Silver plate per AMS2411, .0002 min. thickness
External surfaces: Passivate per AMS 2700 		N/A 37-43 HRc N/A 0.5000-20 UNJF-3B N/A 0.5625-24 UNJEF-3A N/A 1.1600 in N/A 0.533 Inch
Unit of Measure
1