NSN 201-2-77

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

round cross-sectional shape style, black exterior color, 0.125 inches nominal inside diameter, 2500.0 pounds per square inch maximum operating pressure, 77.000 inches nominal working measuring method and length.

NSN 4720-01-356-7657 Datasheet

(NSN) National Stock Number

4720-01-356-7657

(FSG) Federal Supply Group

47 - Pipe, Tubing, Hose, and Fittings

(FSC) Federal Supply Classification

4720 - Hose and Flexible Tubing

(NIIN) National Item Identification Number

01-356-7657

Requires Demilitarization

Yes

(INC) Item Name Code

20311

Date

Fri, Apr 10, 1992

Cross-Sectional Shape Style

round

Exterior Color

black

Inside Diameter

0.125 inches nominal

Maximum Operating Pressure

2500.0 pounds per square inch

Measuring Method And Length

77.000 inches nominal working

Minimum Inside Bending Radius

1.500 inches

Outside Diameter

0.275 inches nominal

Temp Rating

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

U - Precious metal content is unknown

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

0020311

Cross Reference

CAGE Codes

09078

Airlite Plastics Co Div Airlite Plastics Co. Pa Division

Non-manufacturers

83616

Mitsubishi Chemical Advanced Materials Inc.

U.s./canadian manufacturers

Freight Information

Questions & Answers

1. What is the FSCG of the NSN 4720-01-356-7657?

   The FSCG of the NSN 4720-01-356-7657 is 4720

2. Does NSN 4720-01-356-7657 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.

3. Does NSN 4720-01-356-7657 contain precious materials?

   Precious metal content is unknown

4. Does NSN 4720-01-356-7657 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.

5. When the NSN 4720-01-356-7657 was assigned to the Federal Catalog?

   It was assigned 34 years ago, on Fri, Apr 10, 1992