Acquisition method (AMC)
3
FSC 4820 × DISK,VALVE
DISK,VALVE
4820-01-212-9918 FSC 4820
NSN 4820-01-212-9918 (also written 4820012129918; NIIN 01-212-9918) is a disk, valve in Federal Supply Class 4820, Valves, Nonpowered. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 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)
R
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. 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 |
|---|---|
| INSIDE DIAMETER AARX | INCHES NOMINAL 0.075 |
| SHANK DIAMETER AAZE | INCHES NOMINAL 0.125 |
| OUTSIDE DIAMETER ABHE | INCHES NOMINAL 0.255 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 0.713 |
| END ITEM IDENTIFICATION AGAV | U/O VALVE PN 323155 NSN 2995011990612 FOR F110 ENGINE |
| FLANGE SEAT TO DISK END HEIGHT AJRF | INCHES NOMINAL 0.621 |
| SEAT ANGLE CRRB | DEGREES NOMINAL 90.0 |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| SPECIAL FEATURES FEAT | THIS ITEM IS ESSENTIAL TO WEAPON SYSTEM'S PERFORMANCE, OPERATION & SAFETY OF PERSONNEL |
| MATERIAL MATT | STEEL COMP 630 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | ASSN STD SINGLE MATERIAL RESPONSE A-S 5643, CO- 630, 17-4H |
| MEDIA FOR WHICH DESIGNED MEDA | AIR |
| PROPRIETARY CHARACTERISTICS PRPY | PACS |
| STYLE DESIGNATOR STYL | — |
| FSC APPLICATION DATA ZZZV | MISCELLANEOUS ENGINE ACCESSORIES,AIRCRAFT |
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 |
|---|---|---|
| 321437 | 79318 | MEGGITT NORTH HOLLYWOOD INC |
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
—
Sep 23, 2026
Last purchased
1 · 1.0/yr
Purchase records
$54,414
Total demand
$54,414
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 |
|---|---|---|---|---|
| Sep 23, 2026 | SPE4A126G0004/SPE7MC26F0080 ↗ | PARKER-HANNIFIN CORPORATION DBA SERVICE AND SUPPORT OPERATION DIV SERVICES AND SUPPORT OPERATIONS | — | $54,414 |
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
PARKER-HANNIFIN CORPORATION DBA SERVICE AND SUPPORT OPERATION DIV SERVICES AND SUPPORT OPERATIONS
last award Sep 2026
MEGGITT NORTH HOLLYWOOD INC
no award yet
no awards on record
Listed source PARKER-HANNIFIN CORPORATION DBA SERVICE AND SUPPORT OPERATION DIV SERVICES AND SUPPORT OPERATIONS won the only award on record. PARKER-HANNIFIN CORPORATION DBA SERVICE AND SUPPORT OPERATION DIV SERVICES AND SUPPORT OPERATIONS 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 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-09-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "DISK,VALVE." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-212-9918/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-212-9918/