National Item Identification Number
00-281-3552
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)
73475
ROBERTSHAW CONTROLS COMPANY
DBA ROBERTSHAW INDUSTRIAL PRODUCTS
1602 MUSTANG DRIVE
MARYVILLE
TN
37801
865-981-3096
73475
ROBERTSHAW CONTROLS COMPANY
DBA ROBERTSHAW INDUSTRIAL PRODUCTS
1602 MUSTANG DRIVE
MARYVILLE
TN
37801
865-981-3096
77783
ALCOA/REYNOLDS METALS COMPANY
6605 WEST BROAD STREET
RICHMOND
VA
23230
804-281-2275
80625
ROBERTSHAW CONTROLS CO
EXECUTIVE OFFICE
1701 BYRD AVE
26544
RICHMOND
VA
23261
804-289-4342
24617
55380
HATCH & KIRK INC
5111 LEARY AVE NW
SEATTLE
WA
98107
206-789-9462
72915
GENERAL MOTORS CORP
ELECTRO-MOTIVE DIV
9301 W 55TH ST
430
LA GRANGE
IL
60525
708-387-6000
24617
55380
HATCH & KIRK INC
5111 LEARY AVE NW
SEATTLE
WA
98107
206-789-9462
72915
GENERAL MOTORS CORP
ELECTRO-MOTIVE DIV
9301 W 55TH ST
430
LA GRANGE
IL
60525
708-387-6000
50024
FAIRBANKS MORSE ENGINE
DIV FAIRBANKS MORSE ENGINE
701 WHITE AVE
BELOIT
WI
53511
608-364-8414
Reference Numbers (Part Numbers)
E84C417 REF NO-16 50921-R
10803
10803
10803
3244091
3244091
3244091
32440
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE
Required Description
STEEL OVERALL
ASTM A109 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
0.945 INCHES