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NSN 6685-00-527-6545, 6685005276545
THERMOSTAT,FLOW CONTROL

Federal Supply Classification
FSC 6685 - Pressure, Temperature, and Humidity Measuring and Controlling Instruments
National Item Identification Number
NIIN 005276545
Codification Country
United States
Item Name Code
INC 16516
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(P) There is no information in the HMIRS; 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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 6685-00-527-6545

National Stock Number (NSN) 6685-00-527-6545, or NIIN 005276545, (thermostat,flow control) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 16516. [AN AUTOMATIC REGULATING DEVICE WHICH CONTROLS THE FLOW OF FLUIDS OR GASES BY ACTUATING A VALVE OR SHUTTER FOR HEATING OR COOLING PURPOSES. MAY BE ADJUSTABLE, OR SET TO OPERATE AT A DEFINITE PRESSURE. EXCLUDES:CONTROL, HUMIDITY; CONTROL, TEMPERATURE INDICATING; AND SWITCH, THERMOSTATIC.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; 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. NSN 6685005276545 does not contain precious metals.

This information was last updated on .


Technical Characteristics

DISTANCE ACROSS FLATS
(AWTQ) 1.750 INCHES NOMINAL
ACCESSORY COMPONENTS AND QUANTITY
(AKYD) GASKET,MTG
CLOSING PRESSURE SETTING
(AWYH) 39.0 POUNDS PER SQUARE INCH NOMINAL
FLOW CONTROL DEVICE
(ADQU) CHOKE
INSIDE MOUNTING SURFACE TO VALVE SEAT DISTANCE
(AWTR) 2.120 INCHES
OPENING PRESSURE SETTING
(ADSV) 40.0 POUNDS PER SQUARE INCH
OPENING TEMP RATING
(AWTM) 99.0 DEG FAHRENHEIT NOMINAL
OPERATING TEMP RATING
(AWTN) 106.0 DEG FAHRENHEIT NOMINAL
OVERALL HEIGHT
(ABKW) 2.625 INCHES NOMINAL
MOUNTING METHOD
(ADJH) THREADED
THERMOSTAT TYPE
(AWPA) BELLOWS
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SIZE AND SERIES/TYPE DESIGNATOR
(THDS) 1-1/2-18 UNEF
USAGE DESIGN
(ALCD) COOL WATER
VALVE TRAVEL DISTANCE
(AMSD) 0.197 INCHES NOMINAL
SPRING OPERATED PRESSURE RELIEF
(AWTP) PROVIDED
III THERMOSTAT TYPE
(AWPA) BELLOWS

Manufacturer Part Numbers

203921B

RNCC
3
RNVC
2
203921B

RNCC
5
RNVC
9
208135

RNCC
5
RNVC
2
208135

RNCC
5
RNVC
9
XTA2500019

RNCC
5
RNVC
9

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