Model: 16278

Hexagon Slotted Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Slotted, hexagon

Nut Height

0.625 inches

Width Across Flats

2.125 inches

Thread Series

Unef

Thready Qty Per Inch (tpi)

Thread Size

1.250 inches

Countersink Angle

90.0 degrees nut

Bearing Surface Type

Chamfered

Material

Steel comp 1211 or steel comp 4032 or steel comp 1213 or steel comp 1109 or steel comp 1117 or steel comp 1118 or steel comp 1120

Material Specification

Aisi assn standard 2nd material response or qq-s-637 federal specification 4th material response or qq-s-637 federal specification 5th material response or qq-s-637 federal specification 6th material response

NSN

5310-00-492-9631

Part Number

16278

Description

Nut,plain,slotted,hexagon

CAGE

78500

A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.

Part 16278 NSN 5310-00-492-9631

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01859

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:

0.8000lbs

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