Model: 257-4034

Weapon System Resilient Mount

Properties:

Inside Diameter

0.166 inches

Flange Thickness

0.035 inches

Distance Between Mounting Hole Centers

1.000 inches

Flange Length

1.250 inches

Flange Width

1.250 inches

Distance From Flange To End

0.235 inches

Shortest Distance Between Mounting Hole Centers

1.000 inches

Flange Mounting Hole Diameter

0.141 inches

Static Load Rating At Specificationified Deflection

2 lb load at 1/16 in. Deflection

Height

0.406 inches

Material

Steel

Surface Treatment

Cadmium

Style Designator

Round w/bushing four-hole flange

NSN

5342-00-200-7612

Part Number

257-4034

Description

Mount,resilient,weapon System

CAGE

11530

An item made of material having elastic properties. it may have rigid mounting facilities such as a flange(s), sleeve(s), stud(s) or the like. it is designed to isolate or dampen shock and/or vibration of a continuous or intermittent origin and serve as a support for a weapon system component to be isolated. excludes mount, resilient, general purpose; spring (as modified); bumper, nonmetallic; bumper, rubber; bushing, nonmetallic; hydraulic and pneumatic shock absorbers, dash-pots, grommets, and shock pads.

Part 257-4034 NSN 5342-00-200-7612

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

53589

FIIG:

A535S0

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:

093600

UFC:

49780

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8710000090
SITC: 89111
End Use: Military trucks, armored vehicles, etc.
NAICS: 336992
USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons