Model: B8354B-57S

Gate Valve

Properties:

Pipe Size Accommodated

2.000 inches

Bonnet Type

Outside screw-yoke

Valve Operation Method

Manual

Connection Type

Butt weld pipe

Maximum Operating Pressure And Media For Which Designed

1500.0 pounds per square inch steam

Stem Type

Rising

Criticality Code Justification

Zzzy

Material

Cobalt alloy seat

Material

Stainless steel body

Nondefinitive Specification/std Data

B composition

Departure From Cited Document

Quality assurance testing iaw navy level 1 assurance guide

Reference Number Differentiating Characteristics

Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

NSN

4820-00-939-8023

Part Number

B8354B-57S

Description

Valve,gate

CAGE

57574

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

Part B8354B-57S NSN 4820-00-939-8023

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05482

FIIG:

A500A0

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:

14.0 X 13.0 X 24.0

Paclk Weight:

57.3000lbs

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:

050855

UFC:

29290

LTL:

RATING VARIABLE

LCL:

70.0

WCC:

736

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8481803055
SITC: 74780
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Gate type taps, cocks and valves of steel, hand operated