FSC 4820 × VALVE,CHECK

VALVE,CHECK

4820-00-221-8717 FSC 4820

NSN 4820-00-221-8717 (also written 4820002218717; NIIN 00-221-8717) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 5 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 as suitable for competitive acquisition (AMC 1).

Acquisition method (AMC)

Suffix (AMSC)

Competition

Coded for competition

AMC 1: suitable for competitive acquisition, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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	2A
MATERIAL DOCUMENT AND CLASSIFICATION MDCL	OVERALL FED STD SINGLE MATERIAL RESPONSE 66
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC	MFR REF SINGLE TREATMENT RESPONSE FSC-78286 SS-8435
CONNECTION TYPE AWLS	ALL ENDS THREADED EXTERNAL TUBE
THREAD SERIES DESIGNATOR THSD	ALL ENDS UN
STYLE DESIGNATOR STYL	—
NOMINAL THREAD SIZE CQJX	ALL ENDS INCHES 1.062
MEDIA FOR WHICH DESIGNED MEDA	SINGLE RESPONSE FUEL/OIL, HYDROCARBON
SEAT ANGLE CQRB	FIRST END DEGREES 12.0
MATERIAL MATT	OVERALL STEEL COMP 303
OPERATING PRESSURE CQQF	SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 3000.0
THREAD QUANTITY PER INCH CMLP	12
THREAD DIRECTION AAJF	ALL ENDS RIGHT-HAND
FLOW CONTROL DEVICE ADQU	DISK
DISK LOADING METHOD ADSU	SPRING
CONNECTION STYLE AHNC	—
VALVE OPERATION METHOD AQLR	AUTOMATIC
SURFACE TREATMENT SFTT	PASSIVATE
MOUNTING POSITION BBJX	HORIZONTAL OR VERTICAL

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
2C7270-12	99240	CRISSAIR INC DIV ESCO TECHNOLOGIES
2C7270-12C	99240	CRISSAIR INC DIV ESCO TECHNOLOGIES
2C7270-4	99240	CRISSAIR INC DIV ESCO TECHNOLOGIES
SS70-908L12C	78286	SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP
SS70-908L12C	D1081	AIRBUS DEUTSCHLAND GMBH -WERK BREMEN-

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
SPE7MC-26-T-250E	Sep 8, 2026	Sep 18, 2026	16	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/4820-00-221-8717/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/4820-00-221-8717/