Model: 725-70-256

O-ring

Properties:

Outside Diameter
Between 5.969 inches and 6.055 inches
Cross-sectional Height
Between 0.135 inches and 0.143 inches
Center Hole Diameter
Between 5.711 inches and 5.757 inches
Material
Rubber butadiene-acrylonitrile class nbr
NSN
5331-00-291-3312
Part Number
725-70-256
Description
O-ring
CAGE
96879

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 725-70-256 NSN 5331-00-291-3312

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:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
32
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:
Trailers/Vehicles

End Items End applications NSN 5331-00-291-3312 is a component of

  • Chilled Water A/c Systems
  • Jp-5 Aviation Fuels Systems
  • Ec-18b C-18a Aircraft
  • Los Angeles Class Ssn (688)
  • Fl (m10a) Truck
  • Kidd Class Ddg
  • Supply Class Aoe
  • Fms - Knox Class Ff
  • Osprey Class Mhc
  • Austin Ship Class Lpd-4 Amphibious Transport Docks
  • 010543833
  • Fork Lift Truck
  • 010543833
  • Fork Lift Truck
  • 010414590
  • Self-propelled Medium Howitzer
  • 013307876
  • Aircraft Engine Maintenance Fixture
  • 009524275
  • Linear Electro-mechanical Actuator
  • 004396242
  • Full Tracked Recovery Vehicle
  • 004396242
  • Full Tracked Recovery Vehicle
  • 005855309
  • Rate Of Flow Transmitter

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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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