Type a 13-digit NSN, a 9-digit NIIN, a manufacturer part number, or a category name such as “gasket”.

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FSC 4820 × TOOL,SEAT RING

TOOL,SEAT RING

4820-00-602-2735 FSC 4820

NSN 4820-00-602-2735 (also written 4820006022735; NIIN 00-602-2735) is a tool, seat ring in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

Open for bid

No open solicitations on record for this NSN right now.

Search open RFQs on DIBBS →

Can you win it?

This item is coded to be bought directly from the actual manufacturer (AMC 3).

Acquisition method (AMC)
3
Suffix (AMSC)
L
Competition
Coded for a named source

AMC 3: buy directly from the actual manufacturer, second or later time. AMSC L: annual buy value is below the screening threshold. The codes describe the item's status on record, not any one solicitation. What the codes mean

What it is — can you make it?

Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.

Specifications

From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.

Requirement Value
GENERAL CHARACTERISTICS ITEM DESCRIPTION TEXT STEEL; CONSISTS OF ONE TUBE,1.500 IN. OD,1.125 IN. ID,4.000 IN. LG,W/SLOT,CUT WITH WOODRUFF KEY CUTTER,0.094 IN. W BY 0.500 IN. LG,PART NO. 90-7509M AND ONE ROD,0.375 IN. OD,5.335 IN. LG,W/FLATTED ENDS,PART NO. 841-529

Manufacturer part numbers

Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.

Part number CAGE Manufacturer
098-07515-000 09647 AQUA-CHEM, INC.
098-07515-000 0EXU3 AQUA-CHEM, INC. DBA AQUA-CHEM INC
739-7538PC75 09647 AQUA-CHEM, INC.
98-7515 09647 AQUA-CHEM, INC.
SMS-739-7538PC75 57140 SALEM MANUFACTURING & SALES INC DIV SALEM MANUFACTURING AND SALES INC

What it pays — so you can quote

The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.

Latest unit price
$860.00
Purchases
1
Total spend
$3,440
Sep 24, 2026
Last purchased
2 · 2.0/yr
Purchase records
$6,880
Total demand
$860.00
Latest unit price

Compare with other items

Purchase history

1 purchase on record
Awarded Qty Unit price Total Supplier Agency Source
Sep 24, 2026 4 $860.00 $3,440 SALEM MANUFACTURING & SALES INC DIV SALEM MANUFACTURING AND SALES INC (57140) Unknown Source ↗

Related contract actions

Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.

Action date Award # Recipient Agency Obligation
Sep 24, 2026 SPE7MC26P3712 ↗ SALEM MANUFACTURING & SALES INC DIV SALEM MANUFACTURING AND SALES INC — $3,440

Demand history

Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.

Who wins this item

Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.

  • Award in the last 2 years
  • Older award
SALEM MANUFACTURING & SALES INC DIV SALEM MANUFACTURING AND SALES INC
last award Sep 2026
Listed source
AQUA-CHEM, INC.
no award yet
Listed source
AQUA-CHEM, INC. DBA AQUA-CHEM INC
no award yet
Listed source

SALEM MANUFACTURING & SALES INC DIV SALEM MANUFACTURING AND SALES INC won the only award on record.

Solicitation Issued Closes / closed Qty Status
SPE7MC-26-T-230A Aug 27, 2026 Sep 8, 2026 4 Expired View at DIBBS →

Open RFQs on DIBBS → DIBBS award history ↗

About this data

  • Unit prices: DLA DIBBS award records — every row links to its government record.
  • AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
  • Contract action totals: USAspending, context only.
  • Data last refreshed: 2026-10-04.
  • Full methodology →
Cite this page
Citation

NSN Explorer. "TOOL,SEAT RING." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-00-602-2735/. Data as of November 7, 2026.

Link

https://nsnexplorer.com/nsn/4820-00-602-2735/