Model: 01770-0251

Hexagon Slotted Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Slotted, hexagon

Nut Height

Between 0.308 inches and 0.318 inches

Width Across Flats

Between 0.495 inches and 0.505 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 19.0 rockwell c and 26.0 rockwell c

Thread Size

0.312 inches

Countersink Angle

88.0 degrees nut and 92.0 degrees nut

Bearing Surface Type

Chamfered or washer faced

Material

Steel comp 1035 or steel comp 1536 or steel comp 1040 or steel comp 1137 or steel comp 1141

Material Specification

Astm a108 assn standard 1st material response or astm a576 assn standard 1st material response or qq-s-633-canceled federal specification 2nd material response or astm a108 assn standard 3rd material response or qq-s-637 federal specification 4th material response or qq-s-637 federal specification 5th material response

Surface Treatment

Zinc

Surface Treatment Specification

Qq-z-325, type 2, cl 3 federal specification single treatment response

NSN

5310-00-516-5059

Part Number

01770-0251

Description

Nut,plain,slotted,hexagon

CAGE

79343

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 01770-0251 NSN 5310-00-516-5059

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:

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