Model: 74419

Square Neck Bolt

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.605 inches
Fastener Length
Between 0.720 inches and 0.770 inches
Head Style
Square
Head Height
Between 0.125 inches and 0.145 inches
Width Between Flats
Between 0.563 inches and 0.594 inches
End Application
4220-01-617-9405
Neck Length
Between 0.125 inches and 0.156 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Neck Width
Between 0.245 inches and 0.260 inches
Part Name Assigned By Controlling Agency
Round head carriage bolt
Material
Steel comp 302
Thread Series Designator
Unc
NSN
5306-01-633-8071
Part Number
74419
Description
Bolt,square Neck
CAGE
0Y3H3

A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

Part 74419 NSN 5306-01-633-8071

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15939
FIIG:
A003B0
Concept No.:
App. Key:
CA
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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