National Item Identification Number
01-348-0818
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)
04946
STANDARD WIRE & CABLE CO.
1959 EAST CASHDAN STREET
RANCHO DOMINGUEZ
CA
90220
310-609-1811
10630
ANILLO INDUSTRIES INC
2090 N GLASSELL ST
ORANGE
CA
92865
714-637-7000
59570
TRICO MANUFACTURING INC.
1014 W. MAIN ST.
RICHLAND
MO
65556
573-765-4193
58009
MOELLER MANUFACTURING & SUPPLY INC
805 E CERRITOS AVE
ANAHEIM
CA
92805
714-999-5551
59750
RMB MINIATURE BEARINGS INC
29 EXECUTIVE PKY
RINGWOOD
NJ
07456
973-962-1111
76301
Reference Numbers (Part Numbers)
T4M284-8
T4M284-8
T4M284-8
4M284-8
4M284-8
4M284-8
Required Categories
MATERIAL
PERIPHERAL SHAPE STYLE
CENTER HOLE SHAPE STYLE
CROSS-SECTIONAL SHAPE
Required Description
STEEL CORROSION RESISTING OVERALL
1 ROUND
1 ROUND
1 RECTANGULAR