National Item Identification Number
01-411-9183
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)
U4756
EADS DEFENCE AND SECURITY SYSTEMS LI
TED
MEADOWS ROAD QUEENSWAY MEADOWS INDUS
RIAL ESTATE
NEWPORT
NP19 4SS
UNITED KINGDOM
01633 290909
94222
SOUTHCO INC
210 N BRINTON LAKE RD
PO BOX 0116
CONCORDVILLE
PA
19331
610-459-4000
Reference Numbers (Part Numbers)
RT49PCL00000ABB
RT49PCL00000ABB
85-34-301-12
Required Categories
MATERIAL
COLOR
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER
Required Description
PLASTIC POLYAMIDE OVERALL
BLACK OVERALL
6.4 MILLIMETERS NOMINAL
1 ROUND
12.5