Home · FSC 4820 Valves, Nonpowered · NSN 4820-01-326-5839

NSN 4820-01-326-5839 — Valve,Safety Relief

NIIN 01-326-5839 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 4820-01-326-5839 is the national stock number for a valve,safety relief in federal supply class 4820 (Valves, Nonpowered). It cross-references to 3 manufacturer part numbers from 4 CAGE codes, including Dante Valve Company, Hunt Valve Company, Inc., Danco Valve Company; the primary is BASAA05SBB-A030. The unit of issue is EA and the FLIS list price is $8,113.93.

The U.S. government has bought this item 17 times on record, 5 of them in the last 24 months, most recently on March 9, 2026 at $7,883.46 each from Triman Industries Inc. The median unit price paid over 36 months is $5,618.00. 1 solicitation is open right now, the soonest due October 2, 2026 for 43 EA. 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 4 CAGEs

1

open solicitation, all agencies

5

government buys in 24 months · median $5,618.00

0

sellers with confirmed stock

Watch NSN 4820-01-326-5839: 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
BASAA05SBB-A0305P967Dante Valve Company3 · Design control (vendor)2 · Fully interchangeable
D51020 ITEM R10AC1C112-BM111859Hunt Valve Company, Inc.3 · Design control (vendor)2 · Fully interchangeable
BASAA05SBB-A03065079Danco Valve Company5 · Secondary reference9 · Reference only
D51020 ITEM R10AC1C112-BM134889Hunt Valve Company Inc Dba Union Flonetics5 · Secondary reference9 · Reference only
R10AC1C112-BM134889Hunt Valve Company Inc Dba Union Flonetics5 · Secondary reference9 · Reference only
R10AC1C112-BM111859Hunt Valve Company, Inc.5 · Secondary reference2 · Fully interchangeable

Government demand

Open DLA RFQs (DIBBS)

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Mar 9, 2026Triman Industries Inc 0ZBE833$7,883.46DlaSPE7M126V6691
Nov 12, 2025Dante Valve Company 5P96713$6,126.00DlaSPE7M226V0635
Jun 30, 2025Dante Valve Company 5P96713$6,126.00DlaSPE7MC25V4810
Oct 21, 2024Dante Valve Company 5P96712$5,618.00DlaSPE7MC25V0539
Oct 21, 2024Triman Industries Inc 0ZBE83$5,513.04DlaSPE7M025V0669
Sep 3, 2024Dante Valve Company 5P9674$5,618.00DlaSPE7MC24V8699
Aug 15, 2024Triman Industries Inc 0ZBE810$5,513.00DlaSPE7M224P4600
Dec 1, 2023Dante Valve Company 5P96721$5,116.00DlaSPE7MC24V1447
Aug 8, 2023Dante Valve Company 5P9674$5,116.00DlaSPE7MC23V7644
Jul 3, 2023Dante Valve Company 5P9678$5,116.00DlaSPE7MC23V6740
Apr 26, 2022Tork Systems Inc 6VBX115$3,729.55DlaSPE7M022V3608
Jan 19, 2022Triman Industries Inc 0ZBE814$3,702.60DlaSPE7MC22V3382
Jan 5, 2022Triman Industries Inc 0ZBE86$3,705.00DlaSPE7M022V1415
Oct 26, 2021Dante Valve Company 5P96719$3,554.00DlaSPE7M122V1134
Oct 16, 2019Triman Industries Inc 0ZBE831$3,104.00DlaSPE7MC20P0269
Apr 10, 2019Triman Industries Inc 0ZBE815$2,906.00DlaSPE7M019V6714
Dec 17, 2017Triman Industries Inc 0ZBE813$2,792.00DlaSPE7MC18P1547

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 17 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 BASAA05SBB-A030.

Request BASAA05SBB-A030

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
$8,113.93
Unit of issue
EA
Acquisition advice
D — Stocked, centrally managed (DLA)
Source of supply
SMS
Effective
Dec 1, 2025

Item characteristics

Nominal Pipe Size Accommodated
ALL ENDS INCHES 0.375
Flow Control Device
DISK
Maximum Operating Temp
FIRST RESPONSE FAHRENHEIT 425.0
Maximum Operating Temp
SECOND RESPONSE FAHRENHEIT 150.0
Valve Operation Method
AUTOMATIC
Connection Type
ALL ENDS UNTHREADED INTERNAL PIPE
Adjustable Pressure Range
POUNDS PER SQUARE INCH 59.0 TO 72.0
Operating Pressure
SECOND RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 400.0
Operating Pressure
FIRST RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 200.0
Material
BODY COPPER ALLOY 922
Material
FLOW CONTROL DEVICE NICKEL ALLOY

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.