Home · FSC 4820 Valves, Nonpowered · NSN 4820-01-134-1841

NSN 4820-01-134-1841 — Valve,Safety Relief

NIIN 01-134-1841 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 4820-01-134-1841 is the national stock number for a valve,safety relief in federal supply class 4820 (Valves, Nonpowered). It cross-references to 2 manufacturer part numbers from 2 CAGE codes, including U S Army Tank Automotive Command Amsta-Im-Mm, Jednolity Indeks Materialowy - Uniform Material Index; the primary is 12270491. The unit of issue is EA and the FLIS list price is $58.60.

The U.S. government has bought this item 15 times on record, 1 of them in the last 24 months, most recently on March 21, 2025 at $47.00 each from Rgi Inc. The median unit price paid over 36 months is $42.63. 1 solicitation is open right now, the soonest due October 5, 2026 for 250 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.

2

part numbers from 2 CAGEs

1

open solicitation, all agencies

1

government buy in 24 months · median $42.63

0

sellers with confirmed stock

Watch NSN 4820-01-134-1841: 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
1227049119207U S Army Tank Automotive Command Amsta-Im-Mm3 · Design control (vendor)2 · Fully interchangeable
4820PL23328799009HJednolity Indeks Materialowy - Uniform Material Index69 · Reference only

Government demand

Open DLA RFQs (DIBBS)

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Mar 21, 2025Rgi Inc 59375170$47.00DlaSPE7MC25V3249
Jul 12, 2024Rgi Inc 59375226$38.25DlaSPE7MC24V7410
Nov 24, 2021Rgi Inc 59375121$38.50DlaSPE7MC22V2055
Dec 27, 2019Rgi Inc 59375283$32.00DlaSPE7MC20V2523
Jan 2, 2018Rgi Inc 59375238$27.35DlaSPE7MC18V2604
Dec 6, 2012Rgi Inc 59375188$28.00DlaSPM7MC13M1820
Jul 26, 2011Rgi Inc 593751,452$16.85DlaSPM7M211M5038
Oct 28, 2009Rgi Inc 59375103$39.00DlaSPM7M210M0783
Jul 30, 2008Ace Aviation Service, Inc 13018165$41.72DlaSPM7M208M7373
Jun 4, 2008Ace Aviation Service, Inc 13018335$37.50DlaSPM7M208V2837
May 18, 2006Technical Components Inc 0HEV9148$46.71DlaSPM7M206V2489
May 10, 2006Technical Components Inc 0HEV952$54.99DlaSPM7M206V2374
Jul 13, 2005Technical Components Inc 0HEV9128$52.97DlaSPM75004D5N560002
Feb 4, 2005Technical Components Inc 0HEV998$56.97DlaSPM75004D5N560001
Jan 18, 2005Aerovantage Controls 3F2N4125$48.00DlaSP076005V3071

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 15 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 12270491.

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

DLA management data

FLIS unit price
$58.60
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Valve Operation Method
AUTOMATIC
Special Features
SETSCREW P/N MS51973-102 TO BE SECURED AFTER VALVE QUALIFIED

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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