Model: 90591A181

Hexagon Plain Nut

Special Features:

Class 8. Tm 9-2330-103-23p and tm 9-2330-338-13 and p. Din specification 934

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Hexagon

Nut Height

10.0 millimeters

End Application

2355-01-542-7908; mrap buffalo mk2a2

Width Across Flats

19.0 millimeters

Thread Series

Hardness Rating

20.0 rockwell c

Thread Size

12.0 millimeters

Thread Pitch In Millimeters

1.75

Bearing Surface Type

Flat

Part Name Assigned By Controlling Agency

Class 8 zinc-plated steel hex nut

Material

Steel

Surface Treatment

Zinc

NSN

5310-01-554-5146

Part Number

90591A181

Description

Nut,plain,hexagon

CAGE

39428

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Part 90591A181 NSN 5310-01-554-5146

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01857

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:

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:

093470

UFC:

48940

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8710000090
SITC: 89111
End Use: Military trucks, armored vehicles, etc.
NAICS: 336992
USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons