Model: NAS424-20

Boss Coupling

Properties:

Thread Class
3b all ends
Connection Style
Gasket seal (boss) all ends
Connection Type
Threaded internal boss all ends
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
1.625 inches all ends
Nominallength
2.000 inches
Material
Steel
Surface Treatment
Cadmium outside
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response outside
Style Designator
Rigid, long center wrenching facility
Thread Series Designator
Un all ends
Specification Data
80205-nas424 professional/industrial association standard
NSN
4730-00-434-6363
Part Number
NAS424-20
Description
Coupling,boss
CAGE
80205

A straight one-piece fitting 12 inches (304 mm) long or under having the same size fitting on each end (straight machine threads other than pipe or hose series). It may have internal threads on both ends or internal threads on one end and external threads on the other designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It is designed to join two bosses or boss fittings. Excludes items having external threaded connections on both ends.

Part NAS424-20 NSN 4730-00-434-6363

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
26953
FIIG:
A080B0
Concept No.:
App. Key:
A
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

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Schedule B and Export
  • Schedule B: 7307992000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of iron or nonalloy steel

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