Model: 157-4D

Self-sealing Coupling Assembly

Properties:

Thread Class
3a first quick disconnect end
Overall Length
3.458 inches
Connection Style
Flared first quick disconnect end
Connection Type
Threaded external tube first quick disconnect end
Features Provided
Self-sealing
Second End Relationship With First End
Identical
Maximum Operating Pressure
300.0 pounds per square inch single response
Thread Size
0.438 inches first quick disconnect end
Seat Angle
37.0 degrees
Outside Diameter Tube Accommodated
0.250 inches first quick disconnect end
Material
Aluminum alloy body
Surface Treatment
Anodize body
Style Designator
Coupling assembly
Thread Series Designator
Unf first quick disconnect end
NSN
4730-00-595-0759
Part Number
157-4D
Description
Coupling Assembly,self-sealing
CAGE
00624

A multipiece fluid line fitting consisting of two coupling half, self-sealing fittings.

Part 157-4D NSN 4730-00-595-0759

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18279
FIIG:
A531U0
Concept No.:
App. Key:
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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
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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