Acquisition method (AMC)
3
FSC 4320 × PISTON
PISTON
4320-01-175-1907 FSC 4320
NSN 4320-01-175-1907 (also written 4320011751907; NIIN 01-175-1907) is a piston in Federal Supply Class 4320, Power and Hand Pumps. 6 manufacturer part numbers from 4 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 | |
|---|---|---|---|
| SPE7M1-27-T-1971 | 4 | Closes in 9d | Bid → |
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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 |
|---|---|
| END ITEM IDENTIFICATION AGAV | F-16 ACFT |
| GENERAL CHARACTERISTICS ITEM DESCRIPTION TEXT | STAINLESS STEEL PER AMS 5643; CHROME PLATED PER QQ-C-320,CLASS 2C; 3.776 IN. LG; 0.798 IN. DIA AMS 5643 |
| FSC APPLICATION DATA ZZZV | HYDRAULIC PUMP 4320011626456HS |
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 |
|---|---|---|
| 330045P01 | 33654 | HOWDEN FLUID SYSTEMS |
| 330045P01 | 58163 | MEGGITT (NORTH HOLLYWOOD), INC. DBA MEGGITT CONTROL SYSTEMS DIV MEGGITT DEFENSE SYSTEMS, INC. |
| 4320PL0872007 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 4320PL1603027 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| H330045P01 | 58163 | MEGGITT (NORTH HOLLYWOOD), INC. DBA MEGGITT CONTROL SYSTEMS DIV MEGGITT DEFENSE SYSTEMS, INC. |
| H330045P01 | 62228 | MEGGITT DEFENSE SYSTEMS, INC. DBA MEGGITT DEFENSE SYSTEMS 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
$4,326.00
Purchases
1
Total spend
$4,326
Oct 19, 2026
Last purchased
3 · 3.0/yr
Purchase records
$12,001
Total demand
$4,326.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 19, 2026 | 1 | $4,326.00 | $4,326 | AVIARMS SUPPORT CORP (58985) | Unknown | Source ↗ |
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 3, 2026 | SPE7M126P8145 ↗ | AVIARMS SUPPORT CORP | — | $3,349 |
| Oct 19, 2026 | SPE7M127P0417 ↗ | AVIARMS SUPPORT CORP | — | $4,326 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
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
AVIARMS SUPPORT CORP
last award Oct 2026
HOWDEN FLUID SYSTEMS
no award yet
no awards on record
Listed source JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
no award yet
no awards on record
Listed source MEGGITT (NORTH HOLLYWOOD), INC. DBA MEGGITT CONTROL SYSTEMS DIV MEGGITT DEFENSE SYSTEMS, INC.
no award yet
no awards on record
Listed source MEGGITT DEFENSE SYSTEMS, INC. DBA MEGGITT DEFENSE SYSTEMS INC
no award yet
no awards on record
Listed source AVIARMS SUPPORT CORP won the only award on record. AVIARMS SUPPORT CORP won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-27-T-1971 | Nov 5, 2026 | Nov 16, 2026 | 4 | Open | View at DIBBS → |
| SPE7M1-26-T-356Z | Sep 17, 2026 | Oct 2, 2026 | 1 | 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.
- Data last refreshed: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "PISTON." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-01-175-1907/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4320-01-175-1907/