Model: 7M1055-1

Tube To Boss Straight Adapter

Special Features:

Weapon system essential; shielded mild detonating cord (smdc) tips union to thin layer explosive (tlx)

Properties:

Thread Class
3b all ends
End Application
Emergency aircrew escape system on the f/a-18 hornet aircraft
Connection Style
Flared (tube) 1st end
Connection Style
Gasket seal (boss) 2nd end
Connection Type
Threaded internal boss 2nd end
Connection Type
Threaded internal tube 1st end
Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees 1st end
Criticality Code Justification
Feat
Outside Diameter Tube Accommodated
0.250 inches 1st end
Reduced Passage Inside Diameter
0.228 inches all ends
Nominallength
1.320 inches
Material
Aluminum alloy 6061
Material Specification
Qq-a-200/8 federal specification single material response or qq-a-225/8 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, ty ii, cl1 military specification single treatment response
Thread Series Designator
Unjf all ends
NSN
4730-01-345-2574
Part Number
7M1055-1
Description
Adapter,straight,tube To Boss
CAGE
76301

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 7M1055-1 NSN 4730-01-345-2574

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:
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:
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:
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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