Model: K615221-11

Round Self-locking Nut

Special Features:

Four slots o, n wrenching

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Nut Style

Round

Nut Diameter

0.625 inches

Nut Thickness

0.400 inches

Width Across Flats

0.500 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 28.0 rockwell c and 37.0 rockwell c

Thread Size

0.3125 inches

Countersink Angle

110.0 degrees first end

Material

Steel comp 630

Material Specification

Ams 5643 assn standard single material response

NSN

5310-00-797-4673

Part Number

K615221-11

Description

Nut,self-locking,round

CAGE

84955

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes collar, pin-rivet, threaded; insert, screw thread; nut (1), sleeve; nut(1), plain, cap; and turnbuckle body.

Part K615221-11 NSN 5310-00-797-4673

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15895

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