OmniSynk Distribution Services

40S5-3

Stud Assembly, Turnlock Fastener

Part number
40S5-3
NSN
5325-00-639-0561
NIIN
00-639-0561
Item name
Stud Assembly, Turnlock Fastener
Manufacturer
Alcoa Fastening Systems Fairchild
CAGE code
D0680
FSC
5325
Unit of issue
EA
DEMIL code
A

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Alternate part numbers

Technical characteristics

Diameter
0.377 inches minimum and 0.384 inches maximum
Turnlock Stud Head Style
Stud head
Stud Assembly Style
Stud assembly
Distance from Engaging Member to Largest Bearing Surface of Head
0.403 inches minimum and 0.413 inches maximum
Eyelet Outside Diameter
0.341 inches minimum and 0.348 inches maximum
Eyelet Length
0.257 inches nominal
Material Accommodated Thickness
0.111 inches minimum and 0.140 inches maximum
Drive Type
Cross recess
Stud Head Height
0.102 inches nominal
Material Document and Classification
QQ-W-470 fed spec single material response pin
Material Document and Classification
QQ-W-470 fed spec single material response ejector spring
Surface Treatment
Cadmium overall and chromate overall
Surface Treatment Document and Classification
QQ-P-416, ty 2, cl 2 fed spec single treatment response overall
Catalogue data is compiled from public DLA/FLIS sources and is provided for identification. Availability, condition and certification are confirmed on quotation. OmniSynk Distribution Services is a stocking distributor.

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