Model: K670746-11

Boss Reducer

Properties:

Thread Class
2a 1st end
Thread Class
3a 2nd end
Reducer Type
Concentric
End Application
36n helicopter, seasprite h-2
Connection Style
External seat for gasket seal (boss) all ends
Connection Type
Threaded external boss all ends
Thready Qty Per Inch (tpi)
27 1st end
Thread Size
0.500 inches 2nd end
Thread Size
0.625 inches 1st end
Nominallength
1.090 inches
Material
Aluminum alloy
Thread Series Designator
Unf 2nd end
Thread Series Designator
Uns 1st end
NSN
4730-00-491-1267
Part Number
K670746-11
Description
Reducer,boss
CAGE
84955

A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes bushing (as modified).

Part K670746-11 NSN 4730-00-491-1267

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
23541
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051400
UFC:
29700
LTL:
77.5
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7609000000
  • SITC: 68427
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)

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