Model: AS381-5

Assembled Washer Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Washer Outside Diameter

Between 0.610 inches and 0.640 inches

Counterbore Diameter

0.385 inches nut and 0.395 inches nut

Overall Height

Between 0.436 inches and 0.456 inches

Nut Style

Flat with turned back edge

Nut Counterbore Depth

0.203 inches nut and 0.223 inches nut

Width Across Flats

Between 0.492 inches and 0.502 inches

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.312 inches

Bearing Surface Finish

125.0 microinches

Material

Iron alloy 660 nut

Material

Steel comp 302 washer or steel comp 321 washer

Material Specification

Ams 5525 assn standard single material response nut

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Nondefinitive Specification/std Data

A grade

NSN

5310-01-264-5907

Part Number

AS381-5

Description

Nut,plain,assembled Washer

CAGE

84256

A plain nut on which has been assembled a nonremovable washer.

Part AS381-5 NSN 5310-01-264-5907

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

21824

FIIG:

A021A0

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel