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Aperlena

CAIS EOP - Bulgarian national e-procurement (Public Procurement Agency) verified 1 month ago Contract notice

Supply of mechanical face seals, friction pairs for face seals and sealing rings, manufactured by 'NIKOM-65' EOOD

Original Доставка на челни уплътнения, триещи двойки за челни уплътнения и уплътнителни пръстени, производство на "НИКОМ-65" ЕООД

Open Bulgaria Severozapaden Transport equipment & vehicles

Buyer АЕЦ КОЗЛОДУЙ ЕАД

€56,948 estimated value

Key facts

Published
No deadline published
Competition
Open race
  1. Published

CAIS EOP - Bulgarian national e-procurement (Public Procurement Agency) does not publish a closing date for this notice. See the official notice

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The Aperlena Verdict

Open race

No supplier dominates: 9 different companies have won the last 10 comparable contracts from this buyer over 5 years. This is a genuinely open race.

Expected final price vs the published estimate
-0.1%

Based on 10 comparable awards by this buyer in this sector over 5 years. Every verdict is recorded before the outcome and graded against the award notice. How we score ourselves.

Summary

Machine-generated summary

This tender covers the supply of mechanical face seals for pumps, together with spare parts, consumables and sealing rings for face seals, all manufactured by the company 'NIKOM-65' EOOD. The parts must meet safety class requirements under NP-001-15 and seismic resistance category requirements under NP-031-01, which apply to the nuclear equipment they serve. Materials and quality must guarantee a 4-year fault-free operating period, provided the manufacturer's installation and operating requirements are followed. Full technical details are given in Technical Specification No. 26.EP-2.TZ.1651.

Description

Предмет на доставката са челни уплътнения за помпи и резервни части и консумативи за челни уплътнения производство на фирма “НИКОМ-65” ЕООД. Доставката включва челни уплътнения, резервни части и уплътнителни пръстени за челни уплътнения. Класът по безопасност и категорията по сеизмоустойчивост, отнасящи се за оборудването, за което се доставят резервните части, са определени в съответствие със следните документи: - клас на безопасност съгласно: Общие положения обеспечения безопасности атомных станций, НП-001-15; - категория по сеизмоустойчивост съгласно: Нормы проектирование сеисмостойких атомных станций НП-031-01, 2002. Доставените челни уплътнения, резервни части и уплътнителни пръстени, трябва да са изработени от материали и с качество, гарантиращи 4 годишен безавариен експлоатационен период при спазване на всички изисквания на производителя за монтаж и спазване на експлоатационните параметри на оборудването. Описанието, техническите характеристики и изискванията са посочени подробно в Техническа спецификация № 26.ЕП-2.ТЗ.1651.

Official source

Source: CAIS EOP - Bulgarian national e-procurement (Public Procurement Agency)

Always verify details on the official notice.

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Last verified against CAIS EOP - Bulgarian national e-procurement (Public Procurement Agency) 1 month ago

What this buyer has paid before

Based on 8 comparable contracts this buyer awarded in this sector over the last 4 years.

This notice
€56,948
Median award
€95,590
Middle half of past awards
€50,462 to €143,634

The estimate sits inside the usual range.

Most recent awards

Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.

АЕЦ КОЗЛОДУЙ ЕАД

Bulgaria

notices in the register
359
awards
168
awarded in total
€443.8M

Who wins its contracts

Many suppliers
different companies won its awards
100
of the awards went to the three most frequent winners
11%
of its calls state an estimated value
100%

Based on 138 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.

Competition

tenders per lot on average (open and restricted procedures)
2.3
of those lots received a single tender
37%
of the awards went to companies based in another country
6%

As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.

One dot per award, on the day it was signed, sized by its value. A ring is an award with no published value.

Who usually wins this buyer's contracts in this sector

Company Wins Total awarded Last win
ЕВРО СТАРС ООД 2 €206,220 Apr 2026
Силвър Стар Моторс ЕАД 1 €449,937 Sep 2025
СИМЕНС ЕНЕРДЖИ ЕООД 1 €252,574 Oct 2025
WARTSILA FRANCE SAS 1 €92,281 Aug 2025
ПРОВАЛВЕ ЕООД 1 €50,948 Sep 2026

Based on 10 awards with a linked company profile over the last 5 years.

36 open tenders right now

Market context

Larger than 28% of the open notices in Transport equipment & vehicles across Europe.

open now in Transport equipment & vehicles
4,351
median open notice
€250,000

Who wins in this market

Many suppliers

Bulgaria · Transport equipment & vehicles

different companies won awards here
357
of the awards went to the three most frequent winners
11%
buyers awarded contracts here
276

Based on 905 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.

Competition

tenders per lot on average (open and restricted procedures)
1.7
of those lots received a single tender
42%
of the awards went to companies based in another country
1%
of the tenders came from another country
1%

As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.

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Awarded before

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