Model: MIL-DTL-1222L1

Hexagon Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Hexagon

Nut Height

Between 0.956 inches and 1.012 inches

Width Across Flats

Between 1.575 inches and 1.625 inches

Tempurature Rating

Between 875.0 degrees celsius and 1000.0 degrees celsius

Thread Series

Unc

Thready Qty Per Inch (tpi)

Hardness Rating

Between 24.0 rockwell c and 38.0 rockwell c

Thread Size

1.000 inches

Criticality Code Justification

Zzzx

Bearing Surface Type

Washer faced

Material

Steel

Nondefinitive Specification/std Data

3 type and 4 grade

Departure From Cited Designator

Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

NSN

5310-00-145-2002

Part Number

MIL-DTL-1222L1

Description

Nut,plain,hexagon

CAGE

03950

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Part MIL-DTL-1222L1 NSN 5310-00-145-2002

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01857

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:

8.0 X 8.0 X 8.0

Paclk Weight:

6.5000lbs

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