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Turnlock Fastener Stud Assembly

Model / MPN: 50-079-1-4 | NSN: 5325-00-043-0511
ITAR Registered seal

A stud, turnlock fastener over which may be assembled an eyelet, turnlock fastener. Stu (s) without cam slots or cam lead threads are provided with a crosspin or eared nut for locking with the mating receptacle, turnlock fastener. May be spring loaded. For like items having a threaded fastener, see screw assembly, panel or screw, panel fastener.

Product Details
NATO Stock Number
5325-00-043-0511
Sold in multiples of
100 EA
DEMIL
NO
Diameter
Between 0.298 inches and 0.308 inches
Turnlock Stud Head Style
Fillister countersunk
Stud Assembly Style
Stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head
0.638 inches
Eyelet Outside Diameter
Between 0.244 inches and 0.250 inches
Eyelet Length
0.322 inches
Material Accommodated Thickness
Between 0.120 inches and 0.149 inches
Drive Type
Cross recess
Features Provided
Sealing feature
Stud Head Height
Between 0.088 inches and 0.098 inches
Material
Steel ejector spring
Material
Steel eyelet
Material
Steel pin
Material
Steel stud
Surface Treatment
Cadmium ejector spring and chromate ejector spring
Surface Treatment
Cadmium pin and chromate pin
Surface Treatment
Nickel eyelet
Surface Treatment
Nickel stud
Surface Treatment Specification
Qq-n-290, cl 1, type 4 federal specification single treatment response eyelet
Surface Treatment Specification
Qq-n-290, cl 1, type 4 federal specification single treatment response stud
Surface Treatment Specification
Qq-p-416a, cl 2, type 2 federal specification single treatment response ejector spring
Surface Treatment Specification
Qq-p-416a, cl 2, type 2 federal specification single treatment response pin

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50-079-1-4 Cross Reference
  • 26S39-4
  • 1126005-4