Model: 40251

Gasket

Special Features:

Mtg hole location, 2 holes 1.250 in. Either side of horizontal centerline and 1.875 in. From vertical centerline, aperture slotted on right side onhorizontal centerline w/center 1.750 in. From vertical centerline and 0.380in. End radius, one adjacent aperture 0.499 in. Min, 0.507 in. Max diameter on horizontal centerline and 2.312 in. Leftof vertical centerline, 80 microinchesaa max surface finish both sides, gasket used w/mil-l-7808 lubricating oil

Properties:

Hole Diameter

Between 0.343 inches and 0.351 inches

Tempurature Rating

-65.0 degrees fahrenheit and 250.0 degrees fahrenheit

Bolt Circle Diameter

Between 4.375 inches and 4.385 inches

Aperture Diameter

Between 2.995 inches and 3.005 inches

Cross-sectional Thickness

0.125 inches

Elongation Percentage

250

Hardness Rating

70.0 shore durometer a

Material

Aluminum alloy 6061 and rubber butadiene-acrylonitrile class nbr

Material Specification

Qq-a-327 t6 federal specification 1st material response and mil-r-7362 type 2 comp a military specification 2nd material response or sr 873a-70 fscm 95272 mfr ref 2nd material response

Surface Treatment

Chromate

Surface Treatment Specification

Mil-c-5541 military specification single treatment response

NSN

5330-00-862-9288

Part Number

40251

Description

Gasket

CAGE

77969

Part 40251 NSN 5330-00-862-9288

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04522

FIIG:

A032A0

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:

713

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

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