Model: 88-20557-3

Nonmetallic Grommet

Properties:

Nonmetallic Hardness Rating

45.0 shore durometer a and 55.0 shore durometer a

Hole Diameter

Between 2.984 inches and 2.016 inches

Groove Width

Between 0.157 inches and 0.219 inches

Flange Thickness

Between 0.203 inches and 0.235 inches

Overall Height

Between 0.609 inches and 0.641 inches

Grommet Style

Round

Large Flange Outside Diameter

Between 3.969 inches and 4.031 inches

Groove Outside Diameter

Between 3.484 inches and 3.516 inches

Grommet Construction Type

Solid

Features Provided

Oil resistant and coolant resistant

Color

Black

Material

Rubber synthetic

Material Specification

Mil-r-3065, gr sb 515 a1 military specification single material response

NSN

5325-00-907-1183

Part Number

88-20557-3

Description

Grommet,nonmetallic

CAGE

30554

An item of any peripheral shape having flanges or groove(s) on its outer perimeter to provide a self-retaining characteristic when inserted in a hole, clamp, or the like. Designed for the purpose of protecting and/or insulating wires, cables and other items passing through it. Excludes bushing, nonmetallic; bumper; and insulator bushing.

Part 88-20557-3 NSN 5325-00-907-1183

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

33729

FIIG:

A05400

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:

000000

UFC:

00000

LTL:

NO RATING

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 9606100000
SITC: 89983
End Use: Finished textile supplies
NAICS: 339993
USDA: 1

Freight Class: Press-fasteners, snap-fasteners & press-studs & parts therefor