Model: K778516-1

Boss Reducer

Properties:

Thread Class
3a all ends
Reducer Type
Concentric
Maximum Operating Temp
160.0 degrees fahrenheit single response
Connection Style
Flared w/ gasket seal (boss) all ends
Connection Type
Threaded external boss all ends
Thready Qty Per Inch (tpi)
12 1st end
Maximum Operating Pressure
1500.0 pounds per square inch single response
Thread Size
0.438 inches 2nd end
Thread Size
1.062 inches 1st end
Nominallength
1.797 inches
Material
Aluminum alloy 2014
Material Specification
Qq-a-225/4 federal specification single material response
Surface Treatment
Anodize outside
Thread Series Designator
Un 1st end
Thread Series Designator
Unf 2nd end
Specification Data
88044-an919 government standard
NSN
4730-00-187-3589
Part Number
K778516-1
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 K778516-1 NSN 4730-00-187-3589

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052190
UFC:
30000
LTL:
RATING VARIABLE
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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