Model: BLK4144

Open End Box Wrench

Properties:

Overall Length

12.500 inches

Wrenching Surface Size

1.375 inches single end

Wrenching Surface Shape

12 point single end internal

Material

Steel

Surface Treatment

Phosphate

Style Designator

129 flare nut single end

Style Designator

Flare nut single end

Supplementary Features

Head thickness 0.906 in. (plus/minus 0.016 in.)

Specification Data

81343-sae as4167 professional/industrial association standard

Nondefinitive Specification/std Data

2 type and 2 class and d style

NSN

5120-00-277-2697

Part Number

BLK4144

Description

Wrench,open End Box

CAGE

05506

A nonadjustable wrench having an open end box wrenching feature on one or both ends for installing or removing packing nuts, flare nuts, conduit fittings, and the like. It may have a ratchet mechanism. Excludes wrench, box and wrench, open end.

Part BLK4144 NSN 5120-00-277-2697

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

17184

FIIG:

A527Y0

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

186620

UFC:

91810

LTL:

RATING VARIABLE

LCL:

WCC:

732

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8204110030
SITC: 69530
End Use: Photo, service industry machinery
NAICS: 332216
USDA: 1

Freight Class: Open-end, box and combination open-end and box wrenches, base metal