NSN DF-31A MOD

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

0.157 inches nominal first hole diameter, 0.100 inches nominal fifth hole spacing, 0.194 inches nominal first end radius, 0.395 inches nominal first side radius, 0.194 inches nominal first hole spacing.

NSN 5970-01-004-9531 Datasheet

(NSN) National Stock Number

5970-01-004-9531

(FSG) Federal Supply Group

59 - Electrical and Electronic Equipment Components

(FSC) Federal Supply Classification

5970 - Electrical Insulators and Insulating Materials

(NIIN) National Item Identification Number

01-004-9531

Requires Demilitarization

Yes

(INC) Item Name Code

18296

Date

Wed, Jun 18, 1975

Schedule B Code

8546900000

Fifth Hole Spacing

0.100 inches nominal

First End Radius

0.194 inches nominal

First Hole Spacing

0.194 inches nominal

First Hole Diameter

0.157 inches nominal

First Side Radius

0.395 inches nominal

Fourth Hole Spacing

0.200 inches nominal

Overall Height

0.0015 inches minimum and 0.002 inches maximum

Overall Length

1.348 inches nominal

Overall Width

0.790 inches nominal

Second Hole Spacing

0.580 inches nominal

Second Hole Diameter

0.043 inches nominal

Style Designator

flat, diamond

Third Hole Spacing

0.960 inches nominal

Material And Location

unable to decode

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

P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

Pseudo Item Name Code

0018296

Cross Reference

CAGE Codes

81413

Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems

U.s./canadian manufacturers

08530

Reliance Mica Company, Inc.

U.s./canadian manufacturers

Freight Information

Air Commodity

HZ -

Air Dimension

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

National Motor Freight Class Rating

W - Rating variable

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

53360

Water Commodity

72D - Communications/electronics, other than sigint/ew or comsec repair parts and components

National Motor Freight Classification Item Number

103300

Schedule B & Trade

Schedule B

8546-90-0000

Description

electrical insulators, nesoi

End Use

20005 - Electric apparatus

Unit of Quantity

NO

USDA

Yes

(SITC) Standard International Trade Classification

77324

(NAICS) North American Industrial Classification System

335932

Questions & Answers

1. What is the FSCG of the NSN 5970-01-004-9531?

   The FSCG of the NSN 5970-01-004-9531 is 5970

2. Does the NSN 5970-01-004-9531 have a Schedule B code assigned?

   Yes, the Schedule B code is 8546900000

3. Does NSN 5970-01-004-9531 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 5970-01-004-9531 contain precious materials?

   Item does not contain precious metal.

5. Does NSN 5970-01-004-9531 contain hazardous materials?

   Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

6. When the NSN 5970-01-004-9531 was assigned to the Federal Catalog?

   It was assigned 51 years ago, on Wed, Jun 18, 1975