Home · FSC 4820 Valves, Nonpowered · NSN 4820-01-140-1810

NSN 4820-01-140-1810 — Valve,Regulating,Fluid Pressure

NIIN 01-140-1810 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 4820-01-140-1810 is the national stock number for a valve,regulating,fluid pressure in federal supply class 4820 (Valves, Nonpowered). It cross-references to 3 manufacturer part numbers from 1 CAGE code, including Leslie Controls, Inc.; the primary is 30 4IN N586 25T. The unit of issue is EA and the FLIS list price is $29,901.06.

The U.S. government has bought this item 14 times on record, 1 of them in the last 24 months, most recently on March 19, 2026 at $31,391.61 each from Us Supply Corporation. The median unit price paid over 36 months is $31,391.61. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

3

part numbers from 1 CAGE

0

open solicitations, all agencies

1

government buy in 24 months · median $31,391.61

0

sellers with confirmed stock

Watch NSN 4820-01-140-1810: an email the morning the government solicits or buys it, or an AD names it. Free.
Know someone who should see this?

Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
YB2310M72235795Leslie Controls, Inc.3 · Design control (vendor)2 · Fully interchangeable
N-586 4IN 25T60PSI35795Leslie Controls, Inc.5 · Secondary reference9 · Reference only
30 4IN N586 25T35795Leslie Controls, Inc.C1 · Not fully interchangeable

Government demand

Nothing open right now. Last government buy Mar 19, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Mar 19, 2026Us Supply Corporation 8SNS81$31,391.61DlaSPE7MC26P1998
Oct 15, 2019Asrc Federal Facilities Logistics, LLC 793431$22,448.24DlaSPE7MC20V0408
Aug 5, 2019Asrc Federal Facilities Logistics, LLC 793431$22,448.24DlaSPE7MC19V9596
Jun 14, 2019Asrc Federal Facilities Logistics, LLC 793431$22,448.24DlaSPE7MC19V8922
Feb 19, 2015Asrc Federal Facilities Logistics, LLC 793431$21,918.90DlaSPE7MC15V2827
Oct 16, 2014Asrc Federal Facilities Logistics, LLC 793431$21,129.25DlaSPE7MC15M0445
Oct 7, 2014Asrc Federal Facilities Logistics, LLC 793431$21,129.25DlaSPE7MC15M0246
Oct 3, 2014Asrc Federal Facilities Logistics, LLC 793431$21,129.25DlaSPE7MC15V0053
Sep 29, 2014Asrc Federal Facilities Logistics, LLC 793431$21,129.25DlaSPE7MC14MA727
Feb 22, 2010Asrc Federal Facilities Logistics, LLC 793431$14,052.64DlaSPM7M210V2144
Dec 31, 2009Asrc Federal Facilities Logistics, LLC 793431$14,052.64DlaSPM7M210M2043
Oct 14, 2004Leslie Controls, Inc. 357952$5,978.08DlaSPM76005V0290
Sep 20, 2004Leslie Controls, Inc. 357952$5,978.09DlaSPM76004M1033
Aug 23, 1999Am-Mac Incorporated 0VW103$4,174.50DlaSP076099MG410

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 14 buys on record in total.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 30 4IN N586 25T.

Request 30 4IN N586 25T

No account needed. Goes to the sellers who carry this number or its family.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price
$29,901.06
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Dec 1, 2025

Item characteristics

First End Flange Outside Diameter
INCHES NOMINAL 7.688
First End Connection Type
PLAIN FACE FLANGE
First End Flange Thickness
INCHES NOMINAL 1.000
First End Bolt Hole Quantity
8
First End Bolt Hole Diameter
INCHES NOMINAL 0.500
First End Bolt Circle Diameter
INCHES NOMINAL 8.500
Second End Relationship With First End
IDENTICAL
Face To Face Distance
INCHES NOMINAL 14.500
Flow Control Device
DISK
End Connection Quantity
2
Outlet Pressure Range
POUNDS PER SQUARE INCH (PSI) 25.0 TO 60.0
Regulation Type
AUTOMATIC SINGLE STAGE
Valve Loading Method
SPRING
Material
BODY COPPER ALLOY 922
Material
FLOW CONTROL DEVICE NICKEL ALLOY
Material
STEM NICKEL ALLOY
Material Document And Classification
FLOW CONTROL DEVICE FED SPEC SINGLE MATERIAL RESPONSE QQ-N-288, CO- A
Material Document And Classification
STEM FED SPEC SINGLE MATERIAL RESPONSE QQ-N-288, CO- B

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.

Get the daily Market Pulse

New DLA RFQs, SAM.gov notices, yesterday's awards and FAA directives, weekday mornings. Free, one click to leave.