Model: N304-75-239

O-ring

Properties:

Outside Diameter
Between 3.851 inches and 3.923 inches
Cross-sectional Height
Between 0.135 inches and 0.143 inches
Center Hole Diameter
Between 3.594 inches and 3.624 inches
End Application
W/s: elevators, aircraft; shipboard material handling equipment (mhe); gun, 5-1in./54 cal, mk-42 & 45; communications systems, an/wrr-7; radar set, an/tpn-18; gun mount, mk 75 (gm); guided missile launching system, mk 26 (gmls); systems, jp-5 aviation fuels; radar, series an/sps-49 (v)
Material
Rubber butadiene-acrylonitrile class nbr
NSN
5331-00-579-8195
Part Number
N304-75-239
Description
O-ring
CAGE
02697

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 N304-75-239 NSN 5331-00-579-8195

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.:
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 5331-00-579-8195 is a component of

  • Mk-42 & 4 5-1in./54 Cal Aircraft; Shipboard Material Handling Equipment (mhe); Gun W/s: Elevators
  • Series An/sps-49 (v) Fuels; Radar
  • Jp-5 Aviation Fuels Systems
  • Aircraft Elevators
  • Mk-45 5-in./54 Cal Gun
  • An/tpn-18 Radar Set
  • Series An/sps-49(v) Radar
  • Mk 26 (gmls) Guided Missile Launching System
  • Mk 75 (gm) Gun Mount
  • Ec-18b C-18a Aircraft
  • 008725488
  • Aircraft Mechanical Actuator
  • 010058163
  • Linear Electro-mechanical Actuator
  • 005356119
  • Aircraft Mechanical Transmission
  • 006210766
  • Aircraft Mechanical Transmission
  • 006210768
  • Aircraft Mechanical Transmission
  • 006312276
  • Aircraft Mechanical Transmission
  • 010094074
  • Aircraft Mechanical Actuator
  • 010094075
  • Aircraft Mechanical Actuator
  • 006210773
  • Aircraft Mechanical Transmission
  • 014973293
  • Aircraft Mechanical Actuator
  • 014186654
  • Full Tracked Personnel Carrier
  • 010709415
  • Radar Set

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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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