Acquisition method (AMC)
1
FSC 4310 × RING,PISTON
RING,PISTON
4310-00-878-6167 FSC 4310
NSN 4310-00-878-6167 (also written 4310008786167; NIIN 00-878-6167) is a ring, piston in Federal Supply Class 4310, Compressors and Vacuum Pumps. 11 manufacturer part numbers from 11 suppliers are 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, 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 |
|---|---|
| FSC APPLICATION DATA ZZZV | VALVE SOLENOID,AIRCRAFT HOT AIR SHUTOFF |
| PROPRIETARY CHARACTERISTICS PRPY | PACS |
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 |
|---|---|---|
| 26436085 | 0LGT4 | MAC AEROSPACE CORP |
| 26436085 | 0NEM2 | SZCZYPSKI, MICHAEL |
| 26436085 | 0XWR4 | UNITED DYNAMICS, INC |
| 26436085 | 58078 | AIRTRONICS, LLC |
| 26436085 | 5H860 | THOMAS INSTRUMENT, INCORPORATED |
| 26436085 | 70236 | TACTAIR FLUID CONTROLS INC |
| 26436085 | 79318 | MEGGITT NORTH HOLLYWOOD INC |
| 26436085 | 7F311 | MONROE MACHINED PRODUCTS, INC. |
| 26436085 | 99121 | PRECISION RINGS INCORPORATED |
| 26436085 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
| 26436085 | 99215 | KAISER FLUID TECHNOLOGIES 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
$223.00
Purchases
1
Total spend
$31,666
Sep 22, 2026
Last purchased
2 · 2.0/yr
Purchase records
$63,332
Total demand
$223.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 22, 2026 | 142 | $223.00 | $31,666 | PRECISION RINGS INCORPORATED (99121) | 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 22, 2026 | SPE7M126V146R ↗ | PRECISION RINGS INCORPORATED | — | $31,666 |
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.
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
PRECISION RINGS INCORPORATED
last award Sep 2026
AIRTRONICS, LLC
no award yet
no awards on record
Listed source HAMILTON SUNDSTRAND CORPORATION
no award yet
no awards on record
Listed source KAISER FLUID TECHNOLOGIES INC.
no award yet
no awards on record
Listed source MAC AEROSPACE CORP
no award yet
no awards on record
Listed source MEGGITT NORTH HOLLYWOOD INC
no award yet
no awards on record
Listed source MONROE MACHINED PRODUCTS, INC.
no award yet
no awards on record
Listed source SZCZYPSKI, MICHAEL
no award yet
no awards on record
Listed source PRECISION RINGS INCORPORATED won the only award on record.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-26-U-6562 | Sep 22, 2026 | Oct 6, 2026 | 120 | Expired | View at DIBBS → |
| SPE7M1-26-T-338C | Sep 11, 2026 | Sep 21, 2026 | 142 | 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: 2026-10-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "RING,PISTON." nsnexplorer.com, https://nsnexplorer.com/nsn/4310-00-878-6167/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4310-00-878-6167/