Home · FSC 4820 Valves, Nonpowered · NSN 4820-01-517-4866

NSN 4820-01-517-4866 — Disk,Valve

NIIN 01-517-4866 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 4820-01-517-4866 is the national stock number for a disk,valve in federal supply class 4820 (Valves, Nonpowered). It cross-references to 5 manufacturer part numbers from 2 CAGE codes, including Marotta Controls Inc, Naval Inventory Control Point Mechanicsburg; the primary is 155952-0001. The unit of issue is EA and the FLIS list price is $3,357.30.

The U.S. government has bought this item 6 times on record, 1 of them in the last 24 months, most recently on June 29, 2026 at $2,742.00 each from Marotta Controls Inc. The median unit price paid over 36 months is $2,742.00. 1 solicitation is open right now, the soonest due October 5, 2026 for 4 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.

5

part numbers from 2 CAGEs

1

open solicitation, all agencies

1

government buy in 24 months · median $2,742.00

0

sellers with confirmed stock

Watch NSN 4820-01-517-4866: 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
155952-000199657Marotta Controls Inc3 · Design control (vendor)1 · Not fully interchangeable
155952-0001CP03950Naval Inventory Control Point Mechanicsburg5 · Secondary reference2 · Fully interchangeable
284060-0003 ITEM 1099657Marotta Controls Inc5 · Secondary reference1 · Not fully interchangeable
284060-0003 ITEM 10CP03950Naval Inventory Control Point Mechanicsburg5 · Secondary reference2 · Fully interchangeable
284060-000399657Marotta Controls IncD9 · Reference only

Government demand

Open DLA RFQs (DIBBS)

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Jun 29, 2026Marotta Controls Inc 9965731$2,742.00DlaSPE7MC26V3370
Mar 21, 2020Marotta Controls Inc 996576$2,460.00DlaSPE7M320P3161
Jun 14, 2019Marotta Controls Inc 996573$2,300.00DlaSPE7M319V4809
Jul 12, 2013Marotta Controls Inc 996577$1,595.00DlaSPM7MC13M7807
Jun 15, 2009Marotta Controls Inc 996577$895.00DlaSPM7M209V3944
Dec 14, 2007Marotta Controls Inc 996578$725.00DlaSPM7M208M1819

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 6 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 155952-0001.

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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
$3,357.30
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Inside Diameter
INCHES NOMINAL 0.472
Shank Diameter
INCHES NOMINAL 0.683
Outside Diameter
INCHES MINIMUM 0.868 AND INCHES MAXIMUM 0.870
Overall Height
INCHES NOMINAL 1.370
End Item Identification
LOS ANGELES CLASS SSN
Flange Seat To Disk End Height
INCHES NOMINAL 1.035
Seat Angle
DEGREES NOMINAL 52.0
Criticality Code Justification
ZZZY
Material
STEEL CORROSION RESISTING
Proprietary Characteristics
PACS
Reference Number Differentiating Characteristics
CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D

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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