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NAS551-4

Model: NAS551-4

Fluid Passage Bolt

Properties:

Body Style

Plain

Concentric Hole Depth

0.947 inches

Concentric Hole Diameter

0.165 inches

Overall Length

1.378 inches

First End Connection Type

Threaded external tube

First End Style Designator

Inverted flare

First End Thread Class

First End Thread Direction

Right-hand

Width Across Flats

0.688 inches

First End Thread Length

0.375 inches

Wrenching Feature Style

Hexagon

First Diameter From Wrenching Feature

0.434 inches

Length From Bearing Surface Of Wrenching Feature To End Of First Diameter

0.781 inches

Length From Bearing Surface Of Wrenching Feature To End Of Second Diameter

1.125 inches

First Radial Fluid Hole Diameter

0.168 inches

Distance From First Radial Hole Center To End Of Bolt

0.781 inches

Length From Bearing Surface Of Wrenching Feature To Bolt End

1.188 inches

Wrenching Feature Height

0.185 inches

First End Thread Series Designator

Unf

First End Seat Angle

20.0 degrees

First End Thread Size

0.438 inches

Material

Steel

Specification Data

81343-as4875 professional/industrial association standard and 80205-nas551 government standard

NSN

4730-00-223-3964

Part Number

NAS551-4

Description

Bolt,fluid Passage

CAGE

80205

A boltlike item having a concentric hole along the longitudinal centerline which may extend a part or the full length of the item. It has a hole(s) perpendicular to the axis, joining or passing through the concentric hole along the longitudinal centerline. The item is designed to distribute fluid, air, or lubricant through its body to a mating item, such as a connector, multiple, fluid pressure line, bearing(s), bushing(s), or the like. The item must be capable of attaching to a block fitting and/or a tubing line or be designed to accommodate a fitting, lubrication. Excludes bolt, internally relieved body; bleeder valve, hydraulic system; and bushing, machine thread. See also pin, vehicular leaf spring shackle.

Part NAS551-4 NSN 4730-00-223-3964

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18683

FIIG:

A121A0

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:

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7307992000
SITC: 67959
End Use: Iron and steel products, other
NAICS: 332919
USDA: 1

Freight Class: Other fittings nesoi of iron or nonalloy steel