Model: 631A333

Piston Ring

Properties:

Cross Sectional Shape

Plain rectangular, straight face

Ring Style

Concentric

Radial Wall Thickness

Between 0.3500 inches and 0.3660 inches

Overall Width

0.3740 inches

Standard Bore Diameter

9.634 inches

Joint Style

Step joint

Material

Iron

Fsc Application Data

Turbine, steam

NSN

2825-00-517-9824

Part Number

631A333

Description

Ring,piston

CAGE

24446

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

Part 631A333 NSN 2825-00-517-9824

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

11459

FIIG:

A08400

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:

126700

UFC:

64230

LTL:

85.0

LCL:

77.5

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8406900040
SITC: 71280
End Use: Industrial engines
NAICS: 333611
USDA: 1

Freight Class: Parts for steam turbines