Model: 40257-4

Gasket

Properties:

Cross Sectional Shape
Solid single or composition
Hole Diameter
0.406 inches
Bolt Circle Diameter
4.812 inches
Outside Diameter
5.938 inches
Aperture Diameter
3.625 inches
Cross-sectional Thickness
0.031 inches
Bolt Hole Quantity
8
Material
Asbestos and rubber butadiene-acrylonitrile class nbr
Material Specification
Velbestos 250 fscm 79144 mfr ref all material responses
Style Designator
Circular
NSN
5330-01-231-5927
Part Number
40257-4
Description
Gasket
CAGE
70487

Part 40257-4 NSN 5330-01-231-5927

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04522
FIIG:
A032A0
Concept No.:
App. Key:
AB
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:
P
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:
--
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:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
596
TCC:
Z
SHC:
9
ACC:
Construction Materials

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