National Item Identification Number

00-117-3445

National Stock Number

Item Name

WASHER,FLAT

Federal Supply Class

5310

Description

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.

Commercial and Government Entity Code (Supplier Data)

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16497

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DRESSER INC.
DBA DRESSER EQUIPMENT GROUP DIV
HWY 3225 AT LA HWY 167 N
ALEXANDRIA
LA
71309
318-640-6031

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95169

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16497

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DRESSER INC.
DBA DRESSER EQUIPMENT GROUP DIV
HWY 3225 AT LA HWY 167 N
ALEXANDRIA
LA
71309
318-640-6031

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38056

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ASHCROFT INC
DBA DRESSER INSTRUMENTS DIV DRESSER
250 E MAIN ST
STRATFORD
CT
06614
203-385-0611

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95169

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Reference Numbers (Part Numbers)

8910W-1-713 PC.15
8915B34-B
8915B34B
8915B34B
8930B-1-724 PC. 16

Required Categories

REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
CRITICALITY CODE JUSTIFICATION

Required Description

MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH
ACTIVITY HX QUALITY CONTROL, MA