NSN catalog · 90,963 partsCatalog › Valves › FSC 4820 › 4820-01-370-7816
Safety Relief Valve P/N S-4CPA2-50
In stock — 2 on our U.S. shelfNSN 4820-01-370-7816 4820013707816 NIIN 013707816
SECO Parts has 2 in stock of NSN 4820-01-370-7816 — Safety Relief Valve — on our own shelf in Augusta, GA: a stocking supplier, not a broker.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- VALVE,SAFETY RELIEF
- SECO description
- VALVE
- Federal supply class
- FSC 4820 — Valves, Nonpowered
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 2 |
| Total | 2 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4820-01-370-7816 013707816 S-4CPA2-50 8721018-02 8721018
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Thread direction
- All Ends Right-Hand
- Flow control device
- Disk
- Bonnet type
- Inside Screw
- Bonnet attachment method
- Threaded
- Maximum operating temp
- Single Response Fahrenheit 70.0
- Valve operation method
- Automatic
- Connection type
- All Ends Threaded External Pipe
- Adjustable pressure range
- Pounds Per Square Inch 50.0 to 150.0
- Nominal thread size
- All Ends Inches 0.250
- Operating pressure
- Single Response Pounds Per Square Inch (PSI) Maximum 3000.0
- Material
- Body Steel
- Thread series designator
- All Ends NPT
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
S-4CPA2-50 8721018-02
Also referenced as
8721018
Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
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FAQ
What is NSN 4820-01-370-7816?
NSN 4820-01-370-7816 (4820013707816) — Safety Relief Valve: SECO Parts has 2 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for safety relief valve in federal supply class 4820 (Valves, Nonpowered).
Is NSN 4820-01-370-7816 available?
SECO Parts has 2 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4820-01-370-7816 cost?
SECO quotes NSN 4820-01-370-7816 on request, usually the same business day.
What part numbers cross-reference to NSN 4820-01-370-7816?
Part numbers that cross-reference this NSN include S-4CPA2-50, 8721018-02. It is also referenced by older, superseded or advisory numbers: 8721018. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names VALVE,SAFETY RELIEF. Same name is not the same part: check the part numbers.