Acquisition method (AMC)
3
FSC 4820 × VALVE,CHECK
VALVE,CHECK
4820-01-485-7245 FSC 4820
NSN 4820-01-485-7245 (also written 4820014857245; NIIN 01-485-7245) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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 |
|---|---|
| NOMINAL PIPE SIZE ACCOMMODATED AAAR | ALL ENDS INCHES 0.500 |
| THREAD CLASS AAJD | 2A |
| THREAD DIRECTION AAJF | ALL ENDS RIGHT-HAND |
| FLOW CONTROL DEVICE ADQU | POPPET |
| DISK LOADING METHOD ADSU | SPRING |
| END ITEM IDENTIFICATION AGAV | USED ON COMPRESSOR UNIT WP5000 |
| CONNECTION STYLE AHNC | — |
| VALVE OPERATION METHOD AQLR | AUTOMATIC |
| CONNECTION TYPE AWLS | ALL ENDS THREADED INTERNAL PIPE |
| MOUNTING POSITION BBJX | HORIZONTAL OR VERTICAL |
| THREAD QUANTITY PER INCH CMLP | 16 |
| NOMINAL THREAD SIZE CQJX | ALL ENDS INCHES 0.812 |
| OPENING PRESSURE SETTING CSDC | POUNDS PER SQUARE INCH 100.0 |
| SPECIAL FEATURES FEAT | THIS CHECK VALVE HAS SEAL-LOK CONNECTIONS. THE OUTSIDE OF CONNECTION NUT IS HEX SHAPED. ONE (1) OF THESE CHECK VALVES REQUIRED FOR EACH COMPRESSOR UNIT. |
| MATERIAL MATT | OVERALL STEEL CORROSION RESISTING |
| MATERIAL MATT | SEAT RUBBER FLUOROCARBON CLASS FPM |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE AST- B316 |
| STYLE DESIGNATOR STYL | — |
| THREAD SERIES DESIGNATOR THSD | ALL ENDS UNF |
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 |
|---|---|---|
| 085058 | 1KWT0 | SAUER COMPRESSORS USA, INC. |
| 085174 | 1KWT0 | SAUER COMPRESSORS USA, INC. |
| 085174 ITEM 81 | 1KWT0 | SAUER COMPRESSORS USA, INC. |
| 8L0-C8L-100-SS | 30780 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV TUBE FITTINGS DIVISION |
| 8L0-C8L-100-SS | 54939 | PARKER-HANNIFIN CORP DIV INSTRUMENTATION PRODUCTS DIVISION |
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
—
Purchases
0
Total spend
—
Aug 27, 2026
Last purchased
1 · 1.0/yr
Purchase records
$6,251
Total demand
$6,251
Latest award total
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.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Aug 27, 2026 | SPE7MC26V4166 ↗ | ECHELON SUPPLY AND SERVICE, INC. | — | $6,251 |
Demand history
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
ECHELON SUPPLY AND SERVICE, INC.
last award Aug 2026
PARKER-HANNIFIN CORP DIV INSTRUMENTATION PRODUCTS DIVISION
no award yet
no awards on record
Listed source PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV TUBE FITTINGS DIVISION
no award yet
no awards on record
Listed source SAUER COMPRESSORS USA, INC.
no award yet
no awards on record
Listed source ECHELON SUPPLY AND SERVICE, INC. won the only award on record. ECHELON SUPPLY AND SERVICE, INC. won without being a listed source.
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 28, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-28.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,CHECK." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-485-7245/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-485-7245/