Model: ST7M400

Tube To Boss Straight Adapter

Special Features:

Weapon system essential

Properties:

Thread Class
3a all ends
End Application
Aircraft, hornet f/a-18
Connection Style
Cushion seal (tube) 1st end
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external tube 1st end
Thready Qty Per Inch (tpi)
20 1st end
Thread Size
0.562 inches 1st end
Thread Size
0.813 inches 2nd end
Criticality Code Justification
Feat
Outside Diameter Tube Accommodated
0.375 inches 1st end
Nominallength
1.278 inches
Material
Titanium alloy uns r54520
Material Specification
Ams4967 assn standard single material response body
Surface Treatment
Lubricant dry film body
Surface Treatment Specification
Everlube 620a mfr ref single treatment response body
Thread Series Designator
Unjef 2nd end
Thread Series Designator
Unjs 1st end
Specification Data
76301-st7-400 manufacturers standard
NSN
4730-01-131-3091
Part Number
ST7M400
Description
Adapter,straight,tube To Boss
CAGE
66776

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

Part ST7M400 NSN 4730-01-131-3091

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22675
FIIG:
A080B0
Concept No.:
1
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:
SX
CRITL:
Y

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: 8108908000
  • SITC: 69985
  • End Use: Nonferrous metals, other
  • NAICS: 331491
  • USDA: 1

Freight Class: Other wrought titanium, nesoi

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