Home · FSC 4820 Valves, Nonpowered · NSN 4820-00-060-7233

NSN 4820-00-060-7233 — Valve,Safety Relief

NIIN 00-060-7233 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 4820-00-060-7233 is the national stock number for a valve,safety relief in federal supply class 4820 (Valves, Nonpowered). It cross-references to 5 manufacturer part numbers from 3 CAGE codes, including Aquatrol Inc, Lunkenheimer Co, Timken Gears & Services Inc.; the primary is 3-4IN 25PSI. The unit of issue is EA and the FLIS list price is $240.15.

The U.S. government has bought this item 1 time on record, 1 of them in the last 24 months, most recently on October 5, 2026 for $189 from Larkos Packing And Distribution Inc.. 1 solicitation is open right now, the soonest due October 13, 2026 for 1 . No seller has confirmed stock of it here in the last 30 days; watching the number is free and the first listing triggers an alert.

5

part numbers from 3 CAGEs

1

open solicitation, all agencies

1

government buy in 24 months

0

sellers with confirmed stock

Watch NSN 4820-00-060-7233: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

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

Part numberCAGEManufacturerReferenceVariation
69-3/4-2593641Aquatrol Inc3 · Design control (vendor)2 · Fully interchangeable
65837239Lunkenheimer Co5 · Secondary reference9 · Reference only
658 SX 3/4 X 3/4 IN37239Lunkenheimer Co5 · Secondary reference9 · Reference only
FIG658 3/AIN 2537239Lunkenheimer Co5 · Secondary reference9 · Reference only
3-4IN 25PSI97578Timken Gears & Services Inc.C1 · Not fully interchangeable

Government demand

Open DLA RFQs (DIBBS)

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Oct 5, 2026Larkos Packing And Distribution Inc. 6PZL1$189DlaSPE7M127V0143 » Award/Basic Package View

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy 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 3-4IN 25PSI.

Request 3-4IN 25PSI

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
$240.15
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2026

Item characteristics

Nominal Pipe Size Accommodated
FIRST END INCHES 0.750
Nominal Pipe Size Accommodated
SECOND END INCHES 0.750
Thread Direction
ALL ENDS RIGHT-HAND
Flow Control Device
DISK
Bonnet Type
INSIDE SPRING
Bonnet Attachment Method
THREADED
Disk Loading Method
SPRING
Maximum Operating Temp
SINGLE RESPONSE FAHRENHEIT 400.0
Valve Operation Method
AUTOMATIC
Connection Type
SECOND END THREADED INTERNAL PIPE
Connection Type
FIRST END THREADED EXTERNAL PIPE
Features Provided
PRESSURE TIGHT OUTLET SIDE
Adjustable Pressure Range
POUNDS PER SQUARE INCH 1.0 TO 250.0
Nominal Thread Size
ALL ENDS INCHES 0.750
Operating Pressure
SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 250.0
Opening Pressure Setting
POUNDS PER SQUARE INCH 25.0
Material
OVERALL COPPER ALLOY
Media For Which Designed
SECOND RESPONSE WATER-OIL-GAS
Media For Which Designed
FIRST RESPONSE STEAM
Thread Series Designator
ALL ENDS NPT

Related stock numbers

Other NSNs filed under the same part numbers.

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.

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