Acquisition method (AMC)
4
FSC 4820 × RETAINER,DIAPHRAGM
RETAINER,DIAPHRAGM
4820-01-071-8340 FSC 4820
NSN 4820-01-071-8340 (also written 4820010718340; NIIN 01-071-8340) is a retainer, diaphragm in Federal Supply Class 4820, Valves, Nonpowered. 1 manufacturer part number from 1 supplier is 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-0332 | 9 | Closes today | Bid → |
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 4).
Suffix (AMSC)
P
Competition
Coded for a named source
AMC 4: buy directly from the actual manufacturer, first 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 |
|---|---|
| GENERAL CHARACTERISTICS ITEM DESCRIPTION TEXT | ALUMINUM ALLOY 6061-T6511 PER QQ-A-200/8; RED ANODIZE PER MIL-A-8625 TYPE 2; 1.500 IN. L; 1.500 IN. W; 0.800 IN. H; 4 HOLES IN PLATE EQUALLY SPACED 0.560 IN. FROM CENTER LINE 0.184 IN. MIN 0.190 IN. MAX DIA THRU QQ-A-200/8 |
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 |
|---|---|---|
| 203161-1 | 86090 | EATON CORPORATION DBA AIRFRAME |
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
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
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-0332 | Oct 8, 2026 | Oct 19, 2026 | 9 | 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 10, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "RETAINER,DIAPHRAGM." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-071-8340/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-071-8340/