Model: 4R145-1

Fluid Flow Restrictor Unit

Special Features:

Aircraft application

Properties:

Body Material
Cres 17-4ph per ams 5643
Thread Class
2a
Thread Direction
Right-hand
Overall Length
1.672 inches
Thread Size Designator
7/16-27
Operating Tempurature Range
+20.0/+100.0 degrees fahrenheit
Orifice Diameter
0.172 inches
Design Type
Straight
Screening Material
Cres 302 or 304 per qq-w-423
Width Across Flats
0.922 inches
End Connection Type
Threaded male, bulkhead
End Connection Similarity
Identical
Pressure Rating
3000.0 pounds per square inch
Thread Series
Uns
Strainer Type And Quantity
2 screen
Valve Size
0.250 inches
Surface Treatment
Passivated per qq-p-35
Surface Treatment
Passivated per qq-p-35
NSN
4730-01-006-0947
Part Number
4R145-1
Description
Restrictor Unit,fluid Flow
CAGE
82829

Part 4R145-1 NSN 4730-01-006-0947

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
20933
FIIG:
T359-C
Concept No.:
App. Key:
CA
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:
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:
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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