NSN catalog · 90,963 partsCatalog › Valves › FSC 4820 › 4820-00-028-9993
Check Valve P/N 800373
In stock — 228 on our U.S. shelfNSN 4820-00-028-9993 4820000289993 NIIN 000289993
SECO Parts has 228 in stock of NSN 4820-00-028-9993 — Check Valve — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $40–$75 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
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 228 |
| Total | 228 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4820-00-028-9993 000289993 800373 3948981 05-3117520 3918702 643457C91 863T0000514-001 ST47D129 ST47D129-1 863T0000514 227870
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
Cross-reference part numbers
800373 3948981 05-3117520 3918702 643457C91 863T0000514-001 ST47D129 ST47D129-1 863T0000514 227870 4D487 4D0487
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 | D DLA/GSA stocked — stocked by DLA or GSA and issued from central stock |
| 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 4820-00-028-9993?
NSN 4820-00-028-9993 (4820000289993) — Check Valve: SECO Parts has 228 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 4820-00-028-9993 available?
SECO Parts has 228 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4820-00-028-9993 cost?
SECO typically prices parts like NSN 4820-00-028-9993 at $40–$75 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 4820-00-028-9993?
Part numbers that cross-reference this NSN include 800373, 3948981, 05-3117520, 3918702, 643457C91, 863T0000514-001, ST47D129, ST47D129-1. 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.