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 × VALVE ASSEMBLY,MANIFOLD

VALVE ASSEMBLY,MANIFOLD

4820-01-503-5563 FSC 4820

NSN 4820-01-503-5563 (also written 4820015035563; NIIN 01-503-5563) is a valve assembly, manifold in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

Open for bid

1 open solicitation on record right now — quantity, close date, and where to submit.

Solicitation Qty Status
SPE7MC-27-T-0564 2 Closes in 4d Bid →

Can you win it?

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

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

AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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
OVERALL LENGTH ABHP INCHES NOMINAL 12.250
OVERALL HEIGHT ABKW INCHES NOMINAL 12.000
END CONNECTION QUANTITY ADQZ 2
VALVE OPERATION METHOD AQLR AUTOMATIC
CONNECTION TYPE AWLS THREADED INTERNAL PIPE
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED CRWH FAHRENHEIT WATER 140.0
PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY REDUCED PRESSURE BACKFLOW PREVENTER
SPECIAL FEATURES FEAT OPERATING TEMP IS 140 DEG F. CONTINUOUS OR 180 DEG F. INTERMITTENT; DUAL PORTED RELIEF; REPLACEABLE SEALS; WITHOUT SHUT OFF VALVES.
OPERATING PRESSURE AND TYPE PRTY POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED 175.0
THREAD SERIES DESIGNATOR THSD NPT

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
098268202342 79227 WATTS REGULATOR COMPANY
739-07604-000 0EXU3 AQUA-CHEM, INC. DBA AQUA-CHEM INC
909M1LF-2IN 79227 WATTS REGULATOR COMPANY

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
$6,734.69
Purchases
1
Total spend
$13,469
Oct 16, 2026
Last purchased
2 · 2.0/yr
Purchase records
$26,939
Total demand
$6,734.69
Latest unit price

Compare with other items

Purchase history

1 purchase on record
Awarded Qty Unit price Total Supplier Agency Source
Oct 16, 2026 2 $6,734.69 $13,469 AQUA-CHEM, INC. DBA AQUA-CHEM INC (0EXU3) 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
Oct 16, 2026 SPE7MC27V0212 ↗ AQUA-CHEM, INC. DBA AQUA-CHEM INC — $13,469

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
AQUA-CHEM, INC. DBA AQUA-CHEM INC
last award Oct 2026
Listed source
WATTS REGULATOR COMPANY
no award yet
Listed source

AQUA-CHEM, INC. DBA AQUA-CHEM INC won the only award on record.

Solicitation Issued Closes / closed Qty Status
SPE7MC-27-T-0564 Oct 13, 2026 Oct 23, 2026 2 Open 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 13, 2026.
  • Contract action totals: USAspending, context only.
  • Data last refreshed: 2026-10-17.
  • Full methodology →
Cite this page
Citation

NSN Explorer. "VALVE ASSEMBLY,MANIFOLD." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-503-5563/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/4820-01-503-5563/