National Item Identification Number
00-275-9211
National Stock Number
Item Name
WASHER,RECESSED
Federal Supply Class
5310
Referenced on: http://www.tpub.com/content/misc_manuals_2/TM-9-1450-500-24P/TM-9-1450-500-24P0433.htm
Referenced on: http://www.tpub.com/content/misc_manuals_2/TM-9-1450-500-24P/TM-9-1450-500-24P0461.htm
Referenced on: http://www.tpub.com/content/misc_manuals_2/TM-9-1450-500-24P/TM-9-1450-500-24P0571.htmDescription
A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.
Commercial and Government Entity Code (Supplier Data)
NSN (National Stock Number) 5310-00-275-9211, 5310002759211 NIIN (National Identification Number) 00-275-9211, 002759211
Part Numbers (Reference Numbers)
MS20002C10
MS20002C10
NASM20002
NAS143-10C
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
STEEL COMP 1330 OR
STEEL COMP 4130 OVERALL
66 FED STD ALL MATERIAL RESPONSES O