NSN catalog · 90,963 partsCatalog › Valves › FSC 4820 › 4820-01-252-1821
Plug and Poppet Assembly P/N 600556
In stock — 5 on our U.S. shelfNSN 4820-01-252-1821 4820012521821 NIIN 012521821
SECO Parts has 5 in stock of NSN 4820-01-252-1821 — Plug and Poppet Assembly — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $22,387.00 per assembly — a public reference, not our price. We quote each request, usually the same business day, and surplus parts often quote below or above it.
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
- PLUG AND POPPET ASSEMBLY
- SECO description
- PLUG & POPPET ASSY
- Federal supply class
- FSC 4820 — Valves, Nonpowered
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| As Removed | AR | 5 |
| Total | 5 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4820-01-252-1821 012521821 600556 600556L1
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
- Criticality code justification
- Zzzy
- Reference number differentiating characteristics
- Quality Control Iaw Navships 0948-045-7010 Material Identification and Control Instruction for Level 1 Items
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
600556 600556L1
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | NRP Naval Supply Systems Command, Philadelphia |
| Acquisition advice code | D DLA/GSA stocked — stocked by DLA or GSA and issued from central stock |
| Unit of issue | AY assembly |
| 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 4820-01-252-1821?
NSN 4820-01-252-1821 (4820012521821) — Plug and Poppet Assembly: SECO Parts has 5 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for plug and poppet assembly in federal supply class 4820 (Valves, Nonpowered).
Is NSN 4820-01-252-1821 available?
SECO Parts has 5 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4820-01-252-1821 cost?
The government catalog (FEDLOG) lists NSN 4820-01-252-1821 at $22,387.00 per assembly. That is a public reference, not SECO's price: SECO quotes each request, usually the same business day, and surplus parts often quote below or above it.
What part numbers cross-reference to NSN 4820-01-252-1821?
Part numbers that cross-reference this NSN include 600556, 600556L1. SECO can quote against any of them.