Model: C4BM1331-1

Packing Nut

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.630 inches
Casehardening Indicator
Not casehardened
Overall Length
1.280 inches
Thread Size
1-1/4in-12
Largest Inside Diameter
Between 1.245 inches and 1.250 inches
Screw Thread Series Designator
Unf
Width Across Flats
1.370 inches
Strength Rating
46000.000 pounds per square inch yield
Screw Thread Location
External
Length To Shoulder
0.925 inches
Smallest Inside Diameter
Between 1.010 inches and 1.015 inches
Material
Aluminum alloy, qq-a-200/3, alloy 2024, t4
Material
Aluminum alloy 2024
Style Designator
Hexagon, external thread, internal shoul der
NSN
4730-00-761-3042
Part Number
C4BM1331-1
Description
Packing Nut
CAGE

Part C4BM1331-1 NSN 4730-00-761-3042

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18028
FIIG:
T385-E
Concept No.:
App. Key:
EA
Cond. Code:
2
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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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