Model: 312-81001

Tube Tee

Properties:

Thread Class
3a 3rd end
Thread Class
3a 1st end
Thread Class
3b 2nd end
Connection Style
Flared (tube) 1st end
Connection Style
Flareless (tube) 3rd end
Connection Style
Gasket seal (boss) 2nd end
Leg Length
1.100 inches 3rd end
Leg Length
1.190 inches 1st end
Leg Length
0.750 inches 2nd end
Connection Type
Threaded external tube 1st end
Connection Type
Threaded external tube 3rd end
Connection Type
Threaded internal boss 2nd end
Thread Size
0.438 inches 3rd end
Thread Size
0.500 inches 1st end
Thread Size
0.500 inches 2nd end
Seat Angle
12.0 degrees 3rd end
Seat Angle
37.0 degrees 1st end
Outside Diameter Tube Accommodated
0.250 inches 3rd end
Outside Diameter Tube Accommodated
0.312 inches 1st end
Material
Steel comp 630
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unf 2nd end
Thread Series Designator
Unjf 3rd end
Thread Series Designator
Unjf 1st end
NSN
4730-01-124-8100
Part Number
312-81001
Description
Tee,tube
CAGE
81205

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.

Part 312-81001 NSN 4730-01-124-8100

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03809
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:
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:
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: 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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