Model: MMFS3KDD

Annular Ball Bearing

Properties:

Overall Width

0.2812 inches

Bore Diameter

0.3750 inches

Lubrication Material

Oil

Flange Outside Diameter

0.9690 inches

Flange Width

0.0620 inches

Outer Ring Outside Diameter

0.8750 inches

Surface Finish

Ground

Retainer Fabrication Method

Pressed

Shield Quantity

Load Direction

Radial

Bore Shape

Straight

Internal Clearance

0.0003 inches radial and 0.0005 inches radial

Standard Tolerance Designation

Abec no.7

Lubrication Material Specification

Mil-l-6085 military specification single material response

Material

Stainless steel

Style Designator

Non-loading groove, non-separable

NSN

3110-00-879-9031

Part Number

MMFS3KDD

Description

Bearing,ball,annular

CAGE

21335

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part MMFS3KDD NSN 3110-00-879-9031

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00014

FIIG:

A044A0

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:

0.8000lbs

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:

114820

UFC:

58860

LTL:

77.5

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

End Items End applications NSN 3110-00-879-9031 is a component of

Strategic Weapon Systems(poseidon And Trident)
Front/side Loader Forklift
Intruder A-6e Aircraft
Seasprite H-2 Helicopter
Prowler Ea-6b Aircraft
Sturgeon Class Ssn (637)
An/sqq-34 Carrier Based Asw Module
U-2 Communications & Electronic Equipment Subsystems
001051618
Mechanical Drive Housing
013787497
Fork Lift Truck
001338340
Mechanical Drive Housing

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Schedule B and Export

Schedule B: 8482105028
SITC: 74610
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Angular contact ball bearings, nesoi