National Item Identification Number
01-321-7201
013217201
5331-01-321-7201
5331013217201
National Stock Number
Item Name
O-RING
Federal Supply Class
5331
Description
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see PACKING,PREFORMED. For noncircular items with a round cross-section, see SEAL,NONMETALLIC ROUND SECTION and RUBBER,ROUND SECTION.
Commercial and Government Entity Code (Supplier Data)
18565
PARKER HANNIFIN CORPORATION
DIV CHOMERICS DIVISION
77 DRAGON COURT
WOBURN
MA
01801
781-939-4341
07700
T W P INC.
DBA TECKNIT INC.
1505 W 3RD AVE
DENVER
CO
80223
908-272-2741
53711
Reference Numbers (Part Numbers)
257-0076
6283971
6283971
Required Categories
MATERIAL
CENTER HOLE DIAMETER
CROSS-SECTIONAL HEIGHT
III END ITEM IDENTIFICAT
Required Description
RUBBER FLUOROSILICONE CLASS FQ
3.717 INCHES MINIMUM AND
3.757 INCHES MAXIMUM;