Model: 1264-1274-4

Spline Plain Nut

Description:

2b thread class, right-hand , 0.226 inches pilot diameter, 0.075 inches pilot length, 0.187 inches first end counterbore diameter.

Properties:

Thread Class

Thread Direction

Right-hand

Pilot Diameter

Between 0.226 inches and 0.230 inches

Pilot Length

Between 0.075 inches and 0.085 inches

Counterbore Diameter

0.187 inches first end and 0.190 inches first end

Nut Style

Spline

Nut Diameter

Between 0.309 inches and 0.315 inches

Nut Height

Between 0.296 inches and 0.328 inches

Nut Counterbore Depth

0.198 inches first end and 0.213 inches first end

Thread Series

Unc

Thready Qty Per Inch (tpi)

Thread Size

0.164 inches

Countersink Angle

45.0 degrees second end

Material

Steel comp 302 or steel comp 303

Material Specification

Qq-s-763, cond a federal specification 1st material response or astm a582 assn standard 1st material response or astm a276-55 assn standard 2nd material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

NSN

5310-00-004-7355

Part Number

1264-1274-4

Description

Nut,plain,spline

CAGE

72314

A nut having an externally splined sleeve which holds it in position when forced into a hole of slightly smaller diameter.

Part 1264-1274-4 NSN 5310-00-004-7355

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01861

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:

066440

UFC:

36960

LTL:

RATING VARIABLE

LCL:

WCC:

713

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