Model: BACS21X4W

Turnlock Fastener Stud Assembly

Properties:

Head Length
Between 0.850 inches and 0.890 inches
Turnlock Stud Head Style
Flat countersunk wing
Stud Assembly Style
Stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head
Between 0.513 inches and 0.528 inches
Eyelet Outside Diameter
Between 0.341 inches and 0.348 inches
Eyelet Length
0.257 inches
Material Accommodated Thickness
Between 0.141 inches and 0.170 inches
Material
Steel comp 1009 eyelet or steel comp 1050 eyelet or steel comp 1112 eyelet
Material
Steel comp 1009 head
Material
Steel comp 4037 stud
Material
Steel ejector spring
Material
Steel pin
Material Specification
Qq-w-470 federal specification single material response ejector spring
Material Specification
Qq-w-470 federal specification single material response pin
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification all treatment responses
NSN
5325-00-489-0931
Part Number
BACS21X4W
Description
Stud Assembly,turnlock Fastener
CAGE
81205

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 BACS21X4W NSN 5325-00-489-0931

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
066440
UFC:
36960
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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