Model: MS28774-448

Preformed Packing Back-up Ring

Properties:

Cross Sectional Shape
Single turn spiral
Cross-sectional Height
0.100 inches
Center Hole Diameter
Between 9.523 inches and 9.525 inches
Peripheral Diameter
0.235 inches
Part Name Assigned By Controlling Agency
Retainer packing back up single turn polytetrafluoroethylene
Material
Plastic polytetrafluoroethylene
NSN
5330-00-504-3683
Part Number
MS28774-448
Description
Back-up Ring,preformed Packing
CAGE

Part MS28774-448 NSN 5330-00-504-3683

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
66949
FIIG:
A528B0
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:
P
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:
0.1000lbs
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:
000000
UFC:
00000
LTL:
NO RATING
LCL:
--
WCC:
772
TCC:
Z
SHC:
9
ACC:
Construction Materials

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