Acquisition method (AMC)
3
FSC 4420 × CORE ASSEMBLY,FLUID COOLER
CORE ASSEMBLY,FLUID COOLER
4420-01-255-9070 FSC 4420
NSN 4420-01-255-9070 (also written 4420012559070; NIIN 01-255-9070) is a core assembly, fluid cooler in Federal Supply Class 4420, Heat Exchangers and Steam Condensers. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.
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)
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 |
|---|---|
| CORE LENGTH AKMJ | INCHES NOMINAL 79.875 |
| TUBE QUANTITY ARNF | 514 |
| TUBE ATTACHMENT METHOD AWMZ | EXPANDED BOTH ENDS |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| SPECIAL FEATURES FEAT | ITEMS ARE BEING CODED AS CRITICAL TO INSURE SOURCE INSPECTION WILL BE PERFORMED AT THE POINT OF MANUFACTURE, PRIOR TO MATERIAL RECEIPT BY THE US NAVY OR OTHER DOD COMPONENTS. THESE ITEMS ARE PIECE PARTS OR END ITEMS IN SUPPORT OF VITAL MILITARY HARDWARE NECESSARY TO SUSTAIN THE SUCCESSFUL MISSION OF THE SHIPS, SUBMARINES, AND SHORE STATIONS OF THE US NAVY. CRITICAL FEATURES INCLUDING, BUT NOT LIMITED TO, DIMENSIONS, TOLERANCES/CLEARANCES, ELECTRONIC CHARACTERISTICS, AND METALLURGICAL PROPERTIES WILL BESPECIFIED FOR GOVERNMENT Q AR (QUALITY ASSURANCE REPRESENTATIVES) TO INSURE THE HIGHEST POSSIBLE DEGREE OF QUALITY AND RELIABILITY OF THESE PARTS BEING DELIVERED UNDER NAVICP CONTRACTS |
| MATERIAL MATT | TUBES COPPER ALLOY |
| MATERIAL MATT | TUBE SHEET COPPER ALLOY |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | TUBE SHEET MIL SPEC SINGLE MATERIAL RESPONSE -IL-C-15726 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | TUBES MIL SPEC SINGLE MATERIAL RESPONSE -IL-C-15726 |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| 4-116-13-080-001 | 51900 | ITT CORPORATION DBA ITT STANDARD |
| 4-116-13-080-001 | 6LE50 | FLUID HANDLING LLC |
| 411613080001 | 51900 | ITT CORPORATION DBA ITT STANDARD |
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 | |
|---|---|---|---|---|---|
| SPE8E8-27-T-0009 | Oct 2, 2026 | Oct 16, 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "CORE ASSEMBLY,FLUID COOLER." nsnexplorer.com, https://nsnexplorer.com/nsn/4420-01-255-9070/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4420-01-255-9070/