Model: 318691PC4

Piston Ring

Properties:

Cross Sectional Shape

Plain rectangular, straight face

Ring Style

Concentric

Radial Wall Thickness

Between 0.0750 inches and 0.0850 inches

Overall Width

0.1240 inches

Standard Bore Diameter

1.875 inches

Joint Style

Step joint

Material

Iron

Fsc Application Data

5 in. Gun mounts

NSN

1020-00-273-2823

Part Number

318691PC4

Description

Ring,piston

CAGE

10001

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 318691PC4 NSN 1020-00-273-2823

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:

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:

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: 9305913010
SITC: 89199
End Use: Tanks, artillery, missiles, rockets, guns and ammunition
NAICS: 332994
USDA: 1

Freight Class: Parts and accessories of military artillery weapons of 9301.11 or 9301.19