Model: 2643-825-89 ITEM 29L1

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all nonmetallic design

Nut Style

Hexagon

Nut Height

Between 0.732 inches and 0.766 inches

Width Across Flats

Between 0.928 inches and 0.944 inches

Tempurature Rating

Not rated

Thread Series

Unc

Thready Qty Per Inch (tpi)

Hardness Rating

Not rated

Thread Size

0.625 inches

Criticality Code Justification

Zzzx

Bearing Surface Type

Any acceptable

Material

Nickel alloy

Material Specification

Qq-n-281 federal specification single material response

Departure From Cited Designator

Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

NSN

5310-01-348-1730

Part Number

2643-825-89 ITEM 29L1

Description

Nut,self-locking,hexagon

CAGE

03950

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part 2643-825-89 ITEM 29L1 NSN 5310-01-348-1730

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05277

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:

6.0 X 6.0 X 6.0

Paclk Weight:

2.0000lbs

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:

RATING VARIABLE

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 7508900000
SITC: 69975
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)