Needle Roller Bearing NSN 3110-01-256-9277

Item Description

A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

NSN: 3110-01-256-9277

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Features and Characteristics

Bore Diameter

Between 0.4993 inches and 0.5000 inches

Overall Outside Diameter

Between 1.3115 inches and 1.3135 inches

Lubrication Material

Grease

Outer Ring Width

Between 0.4850 inches and 0.5000 inches

Inner Ring Width

Between 0.6150 inches and 0.6250 inches

Crown Radius

10.0000 inches

Surface Finish

Ground

Seal Quantity

Bearing Seal Type

Contact

Alignment Type

Self-aligning

Self-alignment Location

External

Features Provided

Lubrication hole and lubrication groove

Lubrication Material Specification

Mil-g-81322 military specification single material response

Material

Steel comp e50100 retaining plate or steel comp e51100 retaining plate or steel comp e52100 retaining plate or steel comp 4615 retaining plate or steel comp 4617 retaining plate or steel comp 4620 retaining plate

Material Specification

L-p-392 federal specification 1st material response seal or l-p-410, type 6/6 federal specification 2nd material response seal

Surface Treatment

Cadmium retaining plate or oxide retaining plate

Surface Treatment Specification

Qq-p-416, type 1, class 2 federal specification 1st treatment response retaining plate or mil-c-13924 military specification 2nd treatment response retaining plate

Style Designator

Track roller

FSC

3110 Unmounted Antifriction Bearings

NIIN

012569277

NSN

3110012569277

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MS21438-108

Cage Code:

96906

Status:

MSDS:

Part Number:

MIL-B-3990

Cage Code:

81349

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8482400000
NAICS: 332991
SITC: 74640
Description: Needle roller bearings
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 3110-01-256-9277

What are the manufacturers of nsn 3110012569277?

Military Standards (96906)
Military Specifications (81349)

Does this nsn 3110012569277 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3110012569277
A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

Does nsn 3110012569277 contain any precious metals?
No precious metal content.

Does nsn 3110012569277 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3110012569277?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

00051

FIIG:

A044A0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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