Model: 26S42-4

Turnlock Fastener Stud Assembly

Properties:

Diameter
Between 0.298 inches and 0.308 inches
Turnlock Stud Head Style
Stud head
Stud Assembly Style
Stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head
0.722 inches
Eyelet Outside Diameter
Between 0.305 inches and 0.315 inches
Eyelet Length
0.322 inches
Drive Type
Slotted
Stud Head Height
Between 0.088 inches and 0.098 inches
Material
Steel
Surface Treatment
Cadmium lockspring
Surface Treatment
Cadmium pin
Surface Treatment
Nickel eyelet
Surface Treatment
Nickel stud
Surface Treatment Specification
Qq-n-290, class 1, bright finish, type 4 federal specification single treatment response eyelet
Surface Treatment Specification
Qq-n-290, class 1, bright finish, type 4 federal specification single treatment response stud
Surface Treatment Specification
Qq-p-416, class 2, type 2 federal specification single treatment response lockspring
Surface Treatment Specification
Qq-p-416, class 2, type 2 federal specification single treatment response pin
NSN
5325-00-079-7250
Part Number
26S42-4
Description
Stud Assembly,turnlock Fastener
CAGE

A stud, turnlock fastener over which may be assembled an eyelet, turnlock fastener. Stud(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.

Part 26S42-4 NSN 5325-00-079-7250

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18484
FIIG:
A05400
Concept No.:
App. Key:
HJ
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 9607190000
  • SITC: 89985
  • End Use: Finished textile supplies
  • NAICS: 339993
  • USDA: 1

Freight Class: Slide fasteners, nesoi

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