Model: 678B167

Turnlock Fastener Stud Assembly

Properties:

Diameter
Between 0.298 inches and 0.308 inches
Turnlock Stud Head Style
Fillister
Stud Assembly Style
Stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head
Between 0.722 inches and 0.737 inches
Eyelet Outside Diameter
Between 0.244 inches and 0.250 inches
Eyelet Length
0.322 inches
Material Accommodated Thickness
Between 0.180 inches and 0.239 inches
Drive Type
Slotted
Material
Steel comp 1009 eyelet
Material
Steel comp 4037 stud
Material
Steel pin
Material Specification
Astm a322 assn standard single material response stud or astm a331 assn standard single material response stud
Material Specification
Qq-s-640 federal specification single material response eyelet
Material Specification
Qq-w-470 federal specification single material response pin
Surface Treatment
Cadmium and chromate
NSN
5325-00-290-3972
Part Number
678B167
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 678B167 NSN 5325-00-290-3972

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:
A
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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