NSN HDB004-7

20.00 millimeters nominal bore diameter, straight bore shape, radial load direction, 0.0040 inches minimum axial and 0.0060 inches maximum axial and 0.0003 inches minimum radial and 0.0009 inches maximum radial internal clearance, -3900 91547 mfr ref single material response retainer material document and classification.

NSN 3110-00-988-7656 Datasheet

(NSN) National Stock Number

3110-00-988-7656

(FSG) Federal Supply Group

31 - Bearings

(FSC) Federal Supply Classification

3110 - Unmounted Antifriction Bearings

(NIIN) National Item Identification Number

00-988-7656

Requires Demilitarization

Yes

(INC) Item Name Code

00014

Date

Mon, Jan 1, 1962

Schedule B Code

8482105028

Bore Diameter

20.00 millimeters nominal

Bore Shape

straight

Internal Clearance

0.0040 inches minimum axial and 0.0060 inches maximum axial and 0.0003 inches minimum radial and 0.0009 inches maximum radial

Load Direction

radial

Material Document And Classification

-3900 91547 mfr ref single material response retainer

Material Document And Classification

ams 6440 assn std single material response outer ring

Material Document And Classification

ams 6440 assn std single material response ball

Material Document And Classification

ams 6440 assn std single material response inner ring

Material

copper alloy retainer

Material

steel ball

Material

steel inner ring

Material

steel outer ring

Overall Outside Diameter

37.00 millimeters nominal

Overall Width

9.00 millimeters nominal

Retainer Fabrication Method

machined

Standard Tolerance Designation

abec no.3

Style Designator

4 point ball contact, solid inner and outer rings, non-separable

Surface Finish

ground

Test Data Document

"+6903-91547 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

Special Features

stabilized for operation at m65 deg f to p350 deg f,retainer od concentric w/bore of inner ring within 0.002in. to 0.005 in. tir,faces of inner ring sq w/bore within 0.0004 in. tir,faces of outer ring sq w/od within 0.0004 in. tir,parallelism of outer and inner ring sides within 0.0004 in. tir,rockwell hardness rating of ball 58.0 to 62.0,inner and outer rings 58.0 to 64.0 c scale,retainer 55.0 to 80.0 b scale,inner and outer ring raceways 5 to 8 uin aa,balls 1 uin aa,od surface of outer ring 15 to 20 uin aa,bore surface of inner ring 16 to 20 uin aa,cage pockets and retainer bore surface 30 to 125 uin aa,inner ring lips 10 to 20 uin aa,the -04 bearing has a different style outer ring than the -03 and -05 bearing

Identification

Demilitarization Code

A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Precious Metals Indicator

A - Item does not contain precious metal.

Hazardous Metals Indicator

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0000014

Cross Reference

CAGE Codes

38443

Skf Usa Inc.

U.s./canadian manufacturers

99193

Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix

U.s./canadian manufacturers

78118

Mpb Corporation Dba Mpb Corp

U.s./canadian manufacturers

83086

New Hampshire Ball Bearings Inc Div Hitech Division

U.s./canadian manufacturers

Freight Information

Air Commodity

AZ -

Air Dimension

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

National Motor Freight Class Rating

P - 77.5

Special Handling

9 - Other or no special handling required (sh)

Type of Cargo

Z - No special type of cargo code applicable

Uniform Freight Classification Item Number

58860

Water Commodity

742 - Bearings

National Motor Freight Classification Item Number

114820

Schedule B & Trade

Schedule B

8482-10-5028

Description

angular contact ball bearings, nesoi

End Use

21180 - Industrial machines, other

Unit of Quantity

NO

USDA

Yes

(SITC) Standard International Trade Classification

74610

(NAICS) North American Industrial Classification System

332991

Questions & Answers

1. What is the FSCG of the NSN 3110-00-988-7656?

   The FSCG of the NSN 3110-00-988-7656 is 3110

2. Does the NSN 3110-00-988-7656 have a Schedule B code assigned?

   Yes, the Schedule B code is 8482105028

3. Does NSN 3110-00-988-7656 require demilitarization?

   Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

4. Does NSN 3110-00-988-7656 contain precious materials?

   Item does not contain precious metal.

5. Does NSN 3110-00-988-7656 contain hazardous materials?

   Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

6. When the NSN 3110-00-988-7656 was assigned to the Federal Catalog?

   It was assigned 64 years ago, on Mon, Jan 1, 1962