Model: 690

Railing Flange
Description:

2b thread class, 3.500 inches bolt circle diameter, 4.500 inches flange diameter, 0.375 inches thickness, 1.500 inches nominal pipe size for which designed.

Properties:

Thread Class
2b
Bolt Circle Diameter
3.500 inches
Flange Diameter
4.500 inches
Thickness
0.375 inches
Pipe Size For Which Designed
1.500 inches
Bolt Hole Quantity
4
Bolt Hole Diameter
0.312 inches
Neck Height
0.500 inches
Flange Section Style
Plain face, raised neck
Screw Thread Series Designator
Un
Thready Qty Per Inch (tpi)
11-1/2
Thread Size
1.500 inches
Material
Iron
Style Designator
Round, one bolt hole circle
NSN
5670-00-281-6916
Part Number
690
Description
Flange,railing
CAGE

An item having a right hand threaded concentric hole for the purpose of connecting it to a hand railing, side ladder, or the like. It has one flat side (not faced). The opposite side has a projecting rim, edge, lip, or rib. The face may be drilled for connecting bolts or screws. It is not intended for use as a pressure fitting.

Part 690 NSN 5670-00-281-6916

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15114
FIIG:
A23300
Concept No.:
App. Key:
D
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: 7318190000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Threaded articles of iron or steel nesoi (not bolts, nuts or screws)

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