Model: 643A449-021

O-ring

Properties:

Outside Diameter
Between 1.367 inches and 1.407 inches
Cross-sectional Height
Between 0.135 inches and 0.143 inches
Center Hole Diameter
Between 1.103 inches and 1.115 inches
End Application
Nsn 2320-01-304-2277 pls (palletized loading system)
Material
Rubber butadiene-acrylonitrile class nbr
NSN
5331-00-641-0231
Part Number
643A449-021
Description
O-ring
CAGE
D9182

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

Part 643A449-021 NSN 5331-00-641-0231

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
47946
FIIG:
A510X0
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:
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:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
12577084
SPI Rev.:
SPC Mkg:
32
LVL_A:
Z
LVL_B:
Z

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:
Trailers/Vehicles

End Items End applications NSN 5331-00-641-0231 is a component of

  • Nsn 2320-01-304-2277 Pls (palletized Loading System)
  • B-1 Aircraft Support Equipment
  • Aircraft Elevators
  • 1200 Psi Boilers
  • L.p. Compressors
  • Fire Pumps
  • Stream (std. Tensioned Replenishment At Sea Method)
  • Mk-45 5-in./54 Cal Gun
  • Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
  • 011055523
  • Hydraulic Servocylinder Assembly
  • 010082558
  • Aircraft Gearbox Assembly
  • 010114677
  • Linear Actuating Cylinder Assembly
  • 010094072
  • Aircraft Gearbox Assembly
  • 007906853
  • Linear Actuating Cylinder Assembly
  • 000969795
  • U Dampener Assembly
  • 011922478
  • Attack Helicopter
  • 011139530
  • Radiac Set
  • 002354674
  • Fork Lift Truck
  • 011684260
  • Attack Helicopter
  • 007951797
  • Full Tracked Combat Engineer Vehicle
  • 007951797
  • Full Tracked Combat Engineer Vehicle
  • 007951797
  • Full Tracked Combat Engineer Vehicle
  • 011035641
  • Air-antitank Defense Missile System Carrier
  • 011684259
  • Attack Helicopter
  • 010081638
  • Linear Actuating Cylinder Assembly
  • 006072108
  • Aircraft Gearbox Assembly
  • 003262276
  • Aircraft Gearbox Assembly
  • 010883669
  • Cargo-transport Helicopter

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Schedule B and Export
  • Schedule B: 4016930000
  • SITC: 62999
  • End Use: Industrial rubber products
  • NAICS: 339991
  • USDA: 1

Freight Class: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber

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