Check Valve P/N 5122279

Specifications

Mounting position

Horizontal or Vertical

Special features

Grumman,A10 Aircraft

Material

Overall Copper Alloy

Connection type

First End Threaded Internal Pipe

Nominal pipe size accommodated

Second End Inches 0.250

Thread direction

First End Right-Hand

Supplementary features

Additional Flow Control Device: Stem

Thread series designator

First End NPTF

Thread direction

Second End Right-Hand

Nominal pipe size accommodated

First End Inches 0.250

Nominal thread size

Second End Inches 0.250

Nominal thread size

First End Inches 0.250

Flow control device

Disk

Connection type

Second End Threaded External Pipe

Thread series designator

Second End NPTF

Valve operation method

Automatic

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

5122279 2600 8126392

Also referenced as

1551AS905-1

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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

Source of supply	SMS DLA Land and Maritime, Columbus, Ohio
Acquisition advice code	Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 5 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 4820-00-785-8268?
NSN 4820-00-785-8268 (4820007858268) — Check Valve: SECO Parts has 5 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 4820-00-785-8268 available?
SECO Parts has 5 in stock in Augusta, GA — order or request a quote below.

How much does NSN 4820-00-785-8268 cost?
SECO typically prices parts like NSN 4820-00-785-8268 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 4820-00-785-8268?
Part numbers that cross-reference this NSN include 5122279, 2600, 8126392. It is also referenced by older, superseded or advisory numbers: 1551AS905-1. SECO can quote against any of them.