Model: 4X15933

Boss Reducer

Properties:

Thread Class
3a 2nd end
Thread Class
3a 1st end
Reducer Type
Concentric
End Application
Compressed gas flask/cylinder
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Gasket seal (boss) 1st end
Connection Type
Threaded external boss 1st end
Connection Type
Threaded external boss 2nd end
Thready Qty Per Inch (tpi)
12 2nd end
Thready Qty Per Inch (tpi)
8 1st end
Thread Size
1.188 inches 2nd end
Thread Size
2.750 inches 1st end
Reduced Passage Inside Diameter
0.312 inches 1st end
Nominallength
4.375 inches
Part Name Assigned By Controlling Agency
Stp-inlet/outlet drain plug
Material
Steel comp 4130
Material Specification
Aisi 4130 assn standard single material response
Media For Which Designed
Gas single response
Thread Series Designator
Un 1st end
Thread Series Designator
Un 2nd end
NSN
4730-01-492-9824
Part Number
4X15933
Description
Reducer,boss
CAGE
48899

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 4X15933 NSN 4730-01-492-9824

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:
A
ESD:
A
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.7 X 0.0 X 0.0
Paclk Weight:
6.7000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051420
UFC:
29090
LTL:
RATING VARIABLE
LCL:
--
WCC:
736
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307994000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of alloy steel not stainless

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