Model: 3180157-1

Boss Reducer

Properties:

Thread Class
3a all ends
End Application
Gc-17a aircraft
Connection Style
Flared w/ gasket seal (boss) all ends
Connection Type
Threaded external boss all ends
Thread Size
0.500 inches 2nd end
Thread Size
0.562 inches 1st end
Nominallength
1.406 inches
Material
Aluminum alloy 2014
Surface Treatment
Anodize
Thread Series Designator
Unf all ends
Furnished Items And Quantity
2 preformed packing
NSN
4730-01-398-5660
Part Number
3180157-1
Description
Reducer,boss
CAGE
59364

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 3180157-1 NSN 4730-01-398-5660

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:
A
ESD:
ESD:
MMAC:
BA
CRITL:
X

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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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