Model: BACS21B5FH52

Turnlock Fastener Stud

Properties:

Grip Length
Between 0.707 inches and 0.717 inches
Diameter
0.562 inches
Securing Device Type
Spring
Turnlock Stud Shank Style
Stud shank
Turnlock Stud Head Style
Flat countersunk
Material Accommodated Thickness
Between 0.511 inches and 0.520 inches
Drive Type
Slotted
Stud Shank Major Diameter
Between 0.262 inches and 0.267 inches
Part Name Assigned By Controlling Agency
Cowl fastener stud
Material
Steel comp 1008 or steel comp 1010
Material Specification
Astm a108 sae 1008 assn standard 1st material response or astm a108 sae 1010 assn standard 2nd material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, ty ii, cl 2 federal specification single treatment response
NSN
5325-01-524-7140
Part Number
BACS21B5FH52
Description
Stud,turnlock Fastener
CAGE

A pinlike item designed to turn within and be held in place by an eyelet, turnlock fastener; ring, retaining; or the surface of the item it fastens. It is provided with either a cam slot, cam lead threads, or a hold for accommodating a pin. Securing is accomplished by mating with a lockspring, turnlock fastener or receptacle, turnlock fastener. It has either provisions to accommodate a knob or extension or has a head which has provisions to facilitate turning.

Part BACS21B5FH52 NSN 5325-01-524-7140

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18421
FIIG:
A05400
Concept No.:
App. Key:
HH
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:
A
ESD:
A
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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