Are you in search of a reputable online distributor that can reliably source and ship top-notch military and defense parts, NSN parts, and aerospace parts? If so, we have you covered on Buy Mil-NSN Parts with our unrivaled inventory of offerings. Thank you for taking an interest in part number 3978, a Howell Laboratories Inc item that is listed alongside the description “Valve Safety Relief” and the NSN 4820010518215. If you would like to learn more about this particular listing, you can always take the initial step of the procurement process via the submission of the quote request form on this page.
Note : We Will Not Share Your Information To Any Third Parties.
We organize our offerings in a variety of ways to make the search process simple for part number 3978 and other similar items. For instance, this Howell Laboratories Inc product is listed alongside the NSN 4820-01-051-8215, and it falls under Federal Supply Class (FSC) 4820 Valves Nonpowered. Furthermore, through our rigorous vetting processes, careful part inspections, document verification practices, and more, we have established ourselves as a trusted distributor operating with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation. With all of this in mind, begin the procurement process for part number 3978 from CAGE Code 22501 on our website, and see why so many customers steadily depend on Buy Mil-NSN Parts for the NSN products they require.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-051-8215 Item PartTypeName: VALVE,SAFETY RELIEF | 4820 | 010518215 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 3978 | 2 | 9 | D |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AHNC | CONNECTION STYLE | PLAIN (TUBE) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | 25.0 TO 75.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.563 INCHES 1ST END |
| CSDC | OPENING PRESSURE SETTING | 50.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY |
| MATT | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MEDA | MEDIA FOR WHICH DESIGNED | ACETYLENE 2ND RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | AMMONIA,GASEOUS 3RD RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | FUEL/OIL,HYDROCARBON 4TH RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | HELIUM 5TH RESPONSE |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625A TYPE I MIL SPEC SINGLE TREATMENT RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE |
| THSD | THREAD SERIES DESIGNATOR | UNJF 1ST END |
| TMQY | FURNISHED ITEMS AND QUANTITY | 1 DEFLECTOR CAP |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
Request for Quote
