NSN catalog · 90,147 partsCatalog › Valves › FSC 4820 › 4820-00-814-7817
Restrictor Check Valve P/N 3h899
In stock — 1 on our U.S. shelfNSN 4820-00-814-7817 4820008147817 NIIN 008147817 P/N 3h899
SECO Parts has 1 in stock of NSN 4820-00-814-7817 — Restrictor Check 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,RESTRICTOR CHECK
- SECO description
- valve restictor
- Federal supply class
- FSC 4820 — Valves, Nonpowered
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 1 |
| Total | 1 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4820-00-814-7817 008147817 3h899 3H889 H59C0028
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 series designator
- All Ends UNF
- Thread class
- 3A
- Seat angle
- All Ends Degrees 12.0
- Nominal outside diameter tube accommodated
- All Ends Inches 0.375
- Connection type
- All Ends Threaded External Tube
- Mounting position
- Horizontal or Vertical
- Disk loading method
- Spring
- Maximum operating temp
- Single Response Fahrenheit 160.0
- Valve operation method
- Automatic
- Media for which designed
- First Response Fuel/oil, Hydrocarbon
- Media for which designed
- Second Response Hydraulic Fluid, Petroleum Base
- Surface treatment
- Cadmium
- Flow control device
- Poppet
- Material
- Body Steel
- Material
- Flow Control Device Steel
- Nominal thread size
- All Ends Inches 0.562
- Thread direction
- All Ends Right-Hand
- Aperture diameter
- 0.078 in (nominal)
- Material
- Packing Rubber Synthetic
- Operating pressure
- Single Response Pounds Per Square Inch (PSI) Maximum 3000.0
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
3H889 H59C0028
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.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 4820-00-814-7817?
NSN 4820-00-814-7817 (4820008147817) — Restrictor Check Valve: SECO Parts has 1 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for restrictor check valve in federal supply class 4820 (Valves, Nonpowered).
Is NSN 4820-00-814-7817 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4820-00-814-7817 cost?
SECO lists NSN 4820-00-814-7817 at $2,645.02 on its online store for card checkout; request a quote for quantity or to buy on a purchase order.
What part numbers cross-reference to NSN 4820-00-814-7817?
Part numbers that cross-reference this NSN include 3H889, H59C0028. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names VALVE,RESTRICTOR CHECK. Same name is not the same part: check the part numbers.