Model: 28991-3

Dust And Moistur Protective Plug

Properties:

Thread Class

Overall Diameter

0.875 inches

Drive Type

Serrated

Design Type

Threaded

Features Provided

Beveled seat and shoulder

Material

Aluminum

Surface Treatment

Anodize

Thread Size And Series/type Designator

7/16-20 unf

Nondefinitive Specification/std Data

1 type and 4 size

NSN

5340-00-433-3253

Part Number

28991-3

Description

Plug,protective,dust And Moistur

CAGE

11599

An item specifically designed to fit into the opening(s) of various items to provide mechanical protection and/or prevent the entrance of foreign matter during painting, shipping storage, or the like. It is not designed to retain fluids under pressure during equipment operation. Excludes plug (as modified) and stopper, bottle. For items designed to fit into or over the opening(s) of various items, see cap-plug, protective, dust and moisture seal.

Part 28991-3 NSN 5340-00-433-3253

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13434

FIIG:

A539L0

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:

013120

UFC:

05380

LTL:

100.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Equipment for Aircraft

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Schedule B and Export

Schedule B: 3926904500
SITC: 89399
End Use: Other industrial supplies
NAICS: 339991
USDA: 1

Freight Class: Gaskets,washers & other seals