257B

Piston Ring

NSN 4310-00-173-5268

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

001735268

Product Technical Spec.

Cross Sectional Shape:

Beveled face scraper, ventilated oil control

Ring Style:

Concentric

Radial Wall Thickness:

Between 0.2950 inches and 0.3050 inches

Overall Width:

Between 0.3000 inches and 0.3110 inches

Standard Bore Diameter:

8.875 inches

Joint Style:

Step joint

Oil Passage Type And Quantity:

8 slot horizontally through ring

Material:

Iron

NSN:

4310-00-173-5268

Item Name:

Ring-guide,air

Cage Code:

0AT62

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

257B

Cage Code:

93236

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

101027PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

101028PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

101013PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107027PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107028PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107013PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107413PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107513PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107527PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107427PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107428PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

107528PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

110928PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

110913PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

111213PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

113413PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

113427PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

111227PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

111228PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

114713PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

113428PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

114727PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

114728PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116328PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116313PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116327PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116713PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116613PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116627PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116628PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116828PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116913PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116727PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116728PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

117028PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

117513PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116927PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

116928PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

118213PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

118227PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

117527PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

117528PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

118828PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

118228PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

119628PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

91027PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

91028PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

91013PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

91128PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

91113PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

91127PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

93027PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

93028PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

93013PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

93078PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

93063PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

93077PC236

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

11459

FIIG:

A08400

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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

We Guarantee with Every Order

100% Genuine Manufacturers Parts
Every Product thoroughly Inspected
Sales Record Retention of 7 years
Fast Delivery
HAZMAT Certified
Global Shipping

Pricing & Availability

Submit this form for current pricing and availability quote on part number 257b and/or cross reference parts.

Part / NSN:

Qty:

Your Email:

Phone:

Ref. / PO #:

Company:

We do not share or sell your information to anyone.
Privacy | Terms

Definition Definition of approved item name (AIN): "Air Ring-guide"

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.