Model: N304-7-B28

O-ring

Properties:

Tempurature Rating

-65.0 degrees fahrenheit and 160.0 degrees fahrenheit

Cross-sectional Height

Between 0.205 inches and 0.215 inches

Center Hole Diameter

Between 1.465 inches and 1.485 inches

Material

Rubber butadiene-acrylonitrile class nbr

NSN

5331-00-231-3261

Part Number

N304-7-B28

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 N304-7-B28 NSN 5331-00-231-3261

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

47946

FIIG:

A510X0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Trailers/Vehicles

End Items End applications NSN 5331-00-231-3261 is a component of

Stratofortress B-52 Aircraft
Stratolifter C/kc-135 Aircraft
Hercules C-130 Aircraft
E-3a Awacs Aircraft
T-37 Aircraft
Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
Joint Stars Target Radar System
011739779
Master Hydraulic Brake Cylinder Assembly
010181829
Liquid Quantity Indicator
010212630
Aircraft Access Door
010115780
Aircraft Access Door
007805799
Landing Gear Downlock Assembly
007805800
Landing Gear Downlock Assembly
006922220
Linear Actuating Cylinder Assembly
004500571
Cylinder And Valve
003419389
Linear Actuating Cylinder Assembly
002429384
Cylinder And Valve
002490880
Gas Cylinder Valve

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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