NSN catalog · 90,963 partsCatalog › Valves › FSC 4820 › 4820-00-431-8326
Check Valve P/N C25B
In stock — 1 on our U.S. shelfNSN 4820-00-431-8326 4820004318326 NIIN 004318326
SECO Parts has 1 in stock of NSN 4820-00-431-8326 — Check Valve — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $60–$100 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.
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,CHECK
- SECO description
- VALVE, CHECK
- Federal supply class
- FSC 4820 — Valves, Nonpowered
Also known as:
4820-00-431-8326 004318326 C25B CV2500B
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
- Valve operation method
- Automatic
- Nominal thread size
- All Ends Inches 0.375
- Flow control device
- Ball
- Disk loading method
- Spring
- Mounting position
- Horizontal or Vertical
- Thread quantity per inch
- 18
- Connection type
- All Ends Threaded Internal Pipe
- Special features
- Valve Size 0.375 In.
- Material
- Overall Copper Alloy
- Media for which designed
- First Response Air
- Media for which designed
- Second Response Hydraulic Fluid, Mineral Base
- Operating pressure
- Single Response Pounds Per Square Inch (PSI) Maximum 2000.0
- Thread series designator
- All Ends NPTF
- Thread direction
- All Ends Right-Hand
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
C25B CV2500B
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 1 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| 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 4820-00-431-8326?
NSN 4820-00-431-8326 (4820004318326) — Check Valve: SECO Parts has 1 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for check valve in federal supply class 4820 (Valves, Nonpowered).
Is NSN 4820-00-431-8326 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4820-00-431-8326 cost?
SECO typically prices parts like NSN 4820-00-431-8326 at $60–$100 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.
What part numbers cross-reference to NSN 4820-00-431-8326?
Part numbers that cross-reference this NSN include C25B, CV2500B. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names VALVE,CHECK. Same name is not the same part: check the part numbers.