Model: SN278

Extension Helical Spring

Properties:

Inside Diameter

0.563 inches

Opening Width

0.188 inches both ends

End Style

Machined half loop both ends

Spring Free Length

2.500 inches

Coil Quantity

12-1/2

Design Type

Closed

Load Rating

Between 25.650 pounds and 31.350 pounds

Coil Helix Direction

Right-hand or left-hand

Spring Deflection Rate

Between 66.240 pounds per inch and 77.760 pounds per inch

Spring Free Outside Diameter

0.813 inches

Hook Radius

0.282 inches both ends

Spring Length Under Load

2.500 inches

Material

Steel

Style Designator

Cylindrical

NSN

5360-00-200-5918

Part Number

SN278

Description

Spring,helical,extension

CAGE

77260

Part SN278 NSN 5360-00-200-5918

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04227

FIIG:

A02900

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:

0.2000lbs

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:

177970

UFC:

87420

LTL:

NO RATING

LCL:

WCC:

579

TCC:

SHC:

ACC:

Construction Materials

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