Model: 639338

Clinch Self-locking Nut

Properties:

Thread Class

3bg

Thread Direction

Right-hand

Distance From Centerline To Flat

Between 0.259 inches and 0.265 inches

Locking Feature

Prevailing torque all metal design

Pilot Diameter

Between 0.304 inches and 0.308 inches

Pilot Length

Between 0.105 inches and 0.111 inches

Nut Style

Clinch

Nut Diameter

Between 0.515 inches and 0.545 inches

Nut Height

Between 0.402 inches and 0.423 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 32.0 rockwell c and 38.0 rockwell c

Thread Size

0.250 inches

Countersink Angle

85.0 degrees nut and 95.0 degrees nut

Material

Nickel alloy

Material Specification

Ams 5709 assn standard single material response

Precious Material

Silver

Surface Treatment

Silver

Surface Treatment Specification

Ams 2410 assn standard single treatment response

NSN

5310-00-149-8547

Part Number

639338

Description

Nut,self-locking,clinch

CAGE

77445

A nut having a sleeve portion on its under side, which can be crimped or clinched to hold the item in place when inserted in a hole. An integral feature is incorporated for locking.

Part 639338 NSN 5310-00-149-8547

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15892

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:

3.0 X 3.0 X 1.0

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:

139820

UFC:

70220

LTL:

85.0

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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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)