NSN 6640-00-717-1891 42S9821, 00-717-1891, 007171891

6640-00-717-1891

Part Alternates: 42S9821, 6640-00-717-1891, 00-717-1891, 6640007171891, 007171891

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
66	01 JAN 1961	00-717-1891	77777 ( )

Part Number	Cage Code	Manufacturer
42S9821	09814	NATIONAL BUREAU OF STANDARDS

Thank you very much for the excellent service and professional customer care.

Ernie G. Honeywell

The service was excellent. I can think of no improvements to date that you can make regarding internet sales.

John L. Raytheon

The representative for WBParts was efficient & handled our request in a timely & professional manner.

Karen G. General Dynamics

Tried two other sources, neither of them responded, was all done online, never spoke to anyone.

Rex S. US Airforce

The response is quick and the price is often very good. We are completely satisfied.

Patricia S. NASA

NSNs for Compare ( up to 4 ): Add 6640-00-717-1891

Compare

6640-00-717-1892, 6640-00-717-2006, 6640-00-717-9483, 6640-00-717-9485, 6640-00-717-9541

Characteristic	Specifications
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	7/8 IN. DO KOVAR,25 MM OD PYREX
MANUFACTURERS CODE	09814
DESIGN CONTROL REFERENCE	42S9821

Category	Code	Description
Hazardous Material Indicator Code	P	There is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:	U	Precious metal type is unknown
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Category	Code	Description
No Freight Information