11768-221

Compression Helical Spring

NSN 5360-00-456-2896

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

004562896

Product Technical Spec.

Inside Diameter:

Between 1.047 inches and 1.053 inches

End Style:

E4 spring end, squared and ground both ends

End Style:

Spring end, squared and ground both ends

Bore Diameter:

2.044 inches

Spring Free Length:

4.375 inches

Accommodated Rod Diameter:

1.000 inches

Material Hardness Rating:

Between 47.000 rockwell c and 53.000 rockwell c

Coil Quantity:

Load Rating:

Between 1777.000 pounds and 1963.000 pounds

Spring Solid Length:

3.100 inches

Coil Helix Direction:

Right-hand

Spring Deflection Rate:

Between 200.500 pounds per inch and 1815.000 pounds per inch

Spring Free Outside Diameter:

Between 1.987 inches and 1.993 inches

Spring Length Under Load:

3.401 inches

Material:

Steel

Material Specification:

Qq-2-412, comp 2, type 2 federal specification single material response

Surface Treatment:

Cadmium

Surface Treatment Specification:

Qq-p-416, type 1, class 3 federal specification single treatment response

Style Designator:

Cylindrical

NSN:

5360-00-456-2896

Item Name:

Spring,diaphragm

Cage Code:

81868

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04226

FIIG:

A02900

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

2.0000lbs

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:

178020

UFC:

87470

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Pricing & Availability

Submit this form for current pricing and availability quote on part number 11768-221 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Diaphragm Spring"

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.