FSC 4820 × SEAT,VALVE

SEAT,VALVE

4820-00-723-5783 FSC 4820

NSN 4820-00-723-5783 (also written 4820007235783; NIIN 00-723-5783) is a seat, valve in Federal Supply Class 4820, Valves, Nonpowered. 2 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
SPE7M4-27-T-0669	478	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)

Suffix (AMSC)

Competition

Coded for a named source

AMC 3: buy directly from the actual manufacturer, second or later time. AMSC P: the government does not own the rights to the data needed for more sources. 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
MATERIAL MATT	OVERALL STEEL
BODY STEPPED INSIDE DIAMETER CQKW	FIRST STEP INCHES NOMINAL 0.156
HARDNESS RATING CQFM	BODY ROCKWELL C MINIMUM 55.0 AND ROCKWELL C MAXIMUM 60.0
MATERIAL DOCUMENT AND CLASSIFICATION MDCL	OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-S-763 440C QQ-S-763
FLANGE DIAMETER ABKK	INCHES NOMINAL 0.375
STYLE DESIGNATOR STYL	—
SPECIAL FEATURES FEAT	FLANGE DIA 0.3740 IN. MIN,FLANGE DIA 0.3745 IN. MAX
FLANGE SEAT TO DISK END HEIGHT AJRF	INCHES NOMINAL 0.095
BODY OUTSIDE DIAMETER ADAR	INCHES MINIMUM 0.250 AND INCHES MAXIMUM 0.262
SURFACE TREATMENT SFTT	OVERALL PASSIVATE
SEATING SURFACE SHAPE CQKM	FLAT
BODY STEPPED INSIDE DIAMETER CQKW	SECOND STEP INCHES MINIMUM 0.039 AND INCHES MAXIMUM 0.040
BODY INSIDE DIAMETER ADAS	INCHES MINIMUM 0.039 AND INCHES MAXIMUM 0.040
UNDER FLANGE HEIGHT AJRM	INCHES MINIMUM 0.080 AND INCHES MAXIMUM 0.085

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
11978	99643	EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON
4820PL0654537	9009H	JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX

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
SPE7M4-27-T-0669	Oct 13, 2026	Oct 23, 2026	478	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.
Full methodology →

Cite this page

Citation

NSN Explorer. "SEAT,VALVE." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-00-723-5783/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/4820-00-723-5783/