We’re pleased to announce that D991THERSYS (Valve Regulating Temperature, NSN: 4820-00-878-0529) is now in stock and ready for immediate quoting. This component, manufactured by Richards Industries Valve Group (CAGE Code: 21476), is classified under NIIN 00-878-0529 and NCB Code 00 (USA), with additional categorization under FSG 48 Valves/FSC 4820 Valves Nonpowered and INC 05492. Our team can provide same-day shipping for urgent requirements.
To receive your competitive quote within 15 minutes, simply complete our RFQ form part D991THERSYS, ensuring all required fields are filled. Our streamlined process guarantees fast, no-obligation pricing so you can secure your supply of D991THERSYS without delay. Contact us today to meet your procurement needs efficiently
ASAP Part Services, a trusted subsidiary of ASAP Semiconductor, is a premier distributor of Richards Industries Valve Group components—specializing in obsolete and hard-to-find parts. As an AS9120B, ISO 9001:2015, and FAA AC 0056B certified supplier, we adhere to the highest industry standards under the Aviation Suppliers Association (ASA). Our global network spans 5,000+ top manufacturers, ensuring access to over 2 billion unique parts for critical needs.
With strategically located shipping centers in California, we offer rapid same-day or next-day delivery on in-stock items like D991THERSYS. Whether you're sourcing rare components or need expedited logistics, we provide reliable solutions to keep your operations moving forward.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-00-878-0529 Item PartTypeName: VALVE,REGULATING,TEMPERATURE | 4820 | 008780529 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| D991THERSYS | 2 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 2-11-1/2 NPT |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQV | FLOW CONTROL DEVICE MATERIAL | BRONZE |
| AEVM | TWO-WAY VALVE ACTION | REVERSE ACTING |
| AEVT | CAPILLARY TUBE LENGTH | 96.000 INCHES NOMINAL |
| AEVU | BULB LENGTH | 13.750 INCHES NOMINAL |
| AEVW | BULB MATERIAL | COPPER |
| AEWJ | THERMOSTATIC ELEMENT | LIQUID IMMERSION TYPE |
| FEAT | SPECIAL FEATURES | VALVE SIZE 2.000 IN. |
| AAFZ | BODY MATERIAL | BRONZE,ASTM B61 |
| ABEP | STEM MATERIAL | STEEL,FED STD 66,AISI 303/SAE 30303 |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACSH | SEAT MATERIAL | STEEL,FED STD 66,AISI 303/SAE 30303 |
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVV | BULB DIAMETER | 0.750 INCHES NOMINAL |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| End Use : 21180 | Industrial machines, other |
|---|---|
| Schedule B : 8481809015 (NAICS 332911) | Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level |
| SITC : 74780 | Taps, cocks, valves and similar appliances, n.E.S. |
| CRITL | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
|---|---|
| HMIC | N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials. |
| PMIC | U - Precious metal content is unknown |
| AAC | J |
|---|---|
| Classification Control | U |
| MGMT_CTL | 9b----- |
| Quantity per pack | 1 |
| Repariability | |
| Shelf Life | N/A |
| SOS | Sms |
| Unit of Measure | Ay |
| ACC: | B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater |
|---|---|
| ADC: | A - Shipment is not a consolidation and does not exceed 84 inches in any dimension. |
| LTL: | J - 100.0 |
| NMFC: | 188340 - Valves themostatic noi/themostats |
| SHC: | 9 - Other or no special handling required (sh) |
| TCC: | Z - No special type of cargo code applicable |
| WCC: | 594 - Pumps and parts, (machinery and parts),(less than 35 feet) |
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