Model: 990112-3

Hexagon Slotted Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Nut Style

Slotted, hexagon

Nut Height

Between 0.160 inches and 0.180 inches

Width Across Flats

Between 0.304 inches and 0.313 inches

Tempurature Rating

Not rated

Thread Series

Unc

Thready Qty Per Inch (tpi)

Hardness Rating

Not rated

Thread Size

0.138 inches

Bearing Surface Type

Any acceptable

Material

Stainless steel

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

NSN

5310-01-450-2086

Part Number

990112-3

Description

Nut,self-locking,slotted,hexagon

CAGE

00752

A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots, when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe", feature in critical applications. Excludes nut (1), self-locking, castellated, octagon.

Part 990112-3 NSN 5310-01-450-2086

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29733

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:

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