Model: 557

Pipe Flange

Properties:

Bolt Circle Diameter
5.500 inches
Flange Diameter
7.000 inches
Thickness
0.687 inches
Bolt Hole Quantity
4
Bolt Hole Diameter
0.750 inches
Neck Height
0.437 inches
Flange Section Style
Plain face, raised neck
Reducer Flange Hole Type
Concentric
Screw Thread Series Designator
Npt
Face Seating Surface Condition
Serrated
Maximum Operating Pressure And Media For Which Designed
125.0 pounds per square inch steam
Thread Size
2.000 inches
Material
Iron
Style Designator
Round, one bolt hole circle
NSN
4730-00-800-5966
Part Number
557
Description
Flange,pipe
CAGE
14959

An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).

Part 557 NSN 4730-00-800-5966

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03798
FIIG:
A23300
Concept No.:
App. Key:
B
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:
CRITL:
X

Pricing & Availability Check

Submit this form for stock availability and pricing.
Part Number:
Quantity:
Email Address:
Phone Number:
Your Name:
Company:



Privacy Policy    Terms & Conditions

How to Order  

Ordering from buyaircraftparts.com

If you would like to order this pipe flange (NSN 4730-00-800-5966) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours: 08:00-18:00 Eastern Standard Time
Phone: +1 470-231-0824
Email: Contact Form »
Schedule B and Export
  • Schedule B: 7307912000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Flanges of iron or nonalloy steel

Highest Rated Parts
Recently Purchased Parts
Hot Parts