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AS18280

Model: AS18280

Boss Reducer

Properties:

Thread Class

3a all ends

Reducer Type

Concentric

Connection Style

External seat for gasket seal (boss) all ends

Connection Type

Threaded external boss all ends

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.438 inches 2nd end

Thread Size

0.562 inches 1st end

Nominallength

1.219 inches

Material

Aluminum alloy

Material Specification

Qq-a-250/12, alloy 7075 federal specification single material response

Media For Which Designed

Aeronautical fluid single response

Surface Treatment

Anodize outside

Surface Treatment Specification

Mil-a-8625 military specification single treatment response outside

Thread Series Designator

Unjf all ends

NSN

4730-00-166-4191

Part Number

AS18280

Description

Reducer,boss

CAGE

81343

A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes bushing (as modified).

Part AS18280 NSN 4730-00-166-4191

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

23541

FIIG:

A080B0

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:

4.0 X 4.0 X 0.5

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:

051400

UFC:

29700

LTL:

77.5

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 4730-00-166-4191 is a component of

Hercules C-130 Aircraft
Galaxy C-5 Aircraft
Viking S-3b Aircraft
Sh-60b Lamps Mark Iii Helicopter
Orion P-3 Aircraft
Airlifter C-17a Aircraft
U-2 Airframe
F-22 Raptor Air Dominance Fighter
H-60 Seahawk Helicopter

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Schedule B and Export

Schedule B: 7609000000
SITC: 68427
End Use: Finished metal shapes
NAICS: 332919
USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)