FSC 4820 × VALVE,CHECK

VALVE,CHECK

4820-01-015-7477 FSC 4820

NSN 4820-01-015-7477 (also written 4820010157477; NIIN 01-015-7477) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 4 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

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)

Suffix (AMSC)

Competition

Coded for a named source

AMC 3: buy directly from the actual manufacturer, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. 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
THREAD CLASS AAJD	3A
THREAD DIRECTION AAJF	SECOND END RIGHT-HAND
THREAD DIRECTION AAJF	FIRST END RIGHT-HAND
FLOW CONTROL DEVICE ADQU	DISK
CONNECTION STYLE AHNC	—
VALVE OPERATION METHOD AQLR	AUTOMATIC
CONNECTION TYPE AWLS	SECOND END THREADED EXTERNAL TUBE
CONNECTION TYPE AWLS	FIRST END THREADED EXTERNAL TUBE
THREAD QUANTITY PER INCH CMLP	12
NOMINAL THREAD SIZE CQJX	FIRST END INCHES 1.312
NOMINAL THREAD SIZE CQJX	SECOND END INCHES 1.062
SEAT ANGLE CQRB	SECOND END DEGREES 37.0
SEAT ANGLE CQRB	FIRST END DEGREES 37.0
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD	SECOND END INCHES 0.750
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD	FIRST END INCHES 1.000
MEDIA FOR WHICH DESIGNED MEDA	SINGLE RESPONSE FUEL/OIL, HYDROCARBON
STYLE DESIGNATOR STYL	—
THREAD SERIES DESIGNATOR THSD	SECOND END UN
THREAD SERIES DESIGNATOR THSD	FIRST END UN

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
4820PL0632165	9009H	JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
L22190P02	07482	GENERAL ELECTRIC COMPANY
RG44210A	51663	HYDRO-AIRE AEROSPACE CORP. DBA LEAR ROMEC DIV LEAR ROMEC
RG44210A 3-4 IN	51663	HYDRO-AIRE AEROSPACE CORP. DBA LEAR ROMEC DIV LEAR ROMEC

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

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Purchases

Total spend

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Last purchased

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Purchase records

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Total demand

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Latest award total

Compare with other items

Purchase history

No priced purchases on record for this NSN yet.

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.

No related contract actions on record.

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.

Solicitation	Issued	Closes / closed	Qty	Status
SPE7M1-27-T-0041	Oct 2, 2026	Oct 13, 2026	8	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.
Full methodology →

Cite this page

Citation

NSN Explorer. "VALVE,CHECK." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-015-7477/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/4820-01-015-7477/