Model: 271851

Spring Tension Washer

Properties:

Hole Diameter

3.500 inches

Outside Diameter

Between 3.700 inches and 3.710 inches

Overall Height

0.120 inches

Material Thickness

Between 0.039 inches and 0.047 inches

Hardness Rating

Between 30.0 rockwell c and 37.0 rockwell c

Material

Nickel alloy x-750

Material Specification

Ams 5542 assn standard single material response

Surface Treatment

Chromium

Surface Treatment Specification

Ams 2406 assn standard single treatment response

NSN

5310-00-678-9519

Part Number

271851

Description

Washer,spring Tension

CAGE

77445

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

Part 271851 NSN 5310-00-678-9519

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15938

FIIG:

A022B0

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:

139820

UFC:

70220

LTL:

85.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7508900000
SITC: 69975
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)