Model: S8157N251-032

Ring Spacer

Properties:

Inside Diameter

Between 0.496 inches and 0.506 inches

Outside Diameter

Between 0.610 inches and 0.620 inches

Overall Thickness

Between 0.029 inches and 0.035 inches

Material

Steel comp 321 or steel comp 301 or steel comp 302 or steel comp 316 or steel comp 303

Material Specification

Mil-s-6721 military specification all material responses or mil-s-5059 military specification all material responses or mil-s-7720 military specification all material responses

NSN

5365-01-079-1821

Part Number

S8157N251-032

Description

Spacer,ring

CAGE

70210

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

Part S8157N251-032 NSN 5365-01-079-1821

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

24307

FIIG:

A07000

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:

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 7326908595
SITC: 69969
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Other articles of iron or steel not wire nesoi