NTA11551-4C

Recessed Washer

NSN 5310-01-042-8874

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

100 EA

NIIN:

010428874

Technical Specifications of NSN

Hole Diameter:

Between 0.250 inches and 0.261 inches

Outside Diameter:

Between 0.475 inches and 0.495 inches

Recess Diameter:

Between 0.332 inches and 0.352 inches

Material Thickness:

Between 0.057 inches and 0.069 inches

Hardness Rating:

Between 36.0 rockwell c and 40.0 rockwell c

Recess Angle:

Between 90.0 degrees and 100.0 degrees

Material:

Steel comp 4130 or steel comp 8630 or steel comp 4135

Material Specification:

Mil-s-18729 military specification 1st material response or mil-s-18728 military specification 2nd material response or mil-s-18733 military specification 3rd material response

Surface Treatment:

Nickel and cadmium

Surface Treatment Specification:

Ams 2416 assn standard single treatment response

Style Designator:

15 recessed

Specification Data:

81205-bacw10bp manufacturers standard

NSN:

5310-01-042-8874

Item Name:

Washer,counter

Cage Code:

A0170

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

BACW10BP4C

Cage Code:

81205

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

BACW10BP4C

Cage Code:

Z03F0

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

BACW10BP4C

Cage Code:

Z8T75

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15933

FIIG:

A022B0

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:

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:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Counter Washer"

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.