Acquisition method (AMC)
3
FSC 1660 × INSULATION PIPE COVERING,THERMAL
INSULATION PIPE COVERING,THERMAL
1660-01-572-5953 FSC 1660
NSN 1660-01-572-5953 (also written 1660015725953; NIIN 01-572-5953) is an insulation pipe covering, thermal in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 2 manufacturer part numbers from 2 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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 |
|---|---|
| END ITEM IDENTIFICATION AGAV | B-2 AIRCRAFT |
| UNPACKAGED UNIT HEIGHT AJAH | INCHES NOMINAL 6.000 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | COVER INSULATED, DUCT JOINT COUPLING |
| SPECIAL FEATURES FEAT | ITEM HAS A 2.58 IN RADIUS INTERIOR OPENING; MEASURES 6.00 IN HIGH AND 7.20 IN WIDE AT THE TOP AND BOTTOM; MADE FROM SILICONE RUBBER IMPREGNATED 2 PLY/MIN/ GLASS COTH PER MIL-C-9084 COATED WITH AN ALUMINIZED REFLECTIVE MATERIAL; INSULATION MATERIAL IS .19 IN THICK; COVER EXTERNAL SURFACE TEMP NOT TO EXCEED 450 DEG F WHEN USED WITH THE BLEED AIR DUCT SYSTEM AIR TEMP AT 800 DEG F AND A MAX AMBIENT AIR TEMP OF 350 DEG F WITH NATURAL CONVECTION; COVER IS REMOVABLE AND FLUID PROOF. MIL-C-9084 |
| MATERIAL MATT | LOCATION NOT OTHERWISE SPECIFIED RUBBER SILICONE CLASS Q AND GLASS FIBER |
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 |
|---|---|---|
| 65M1020-111 | 25167 | HI-TEMP INSULATION INC DBA HI-TEMP INSULATION INC |
| DAA3285P003-111 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS |
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 24, 2026
Last purchased
1 · 1.0/yr
Purchase records
$1,315
Total demand
$1,315
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 24, 2026 | SPE4A626P00Y1 ↗ | ECI DEFENSE GROUP, INC. DIV ECI-GA | — | $1,315 |
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
ECI DEFENSE GROUP, INC. DIV ECI-GA
last award Sep 2026
HI-TEMP INSULATION INC DBA HI-TEMP INSULATION INC
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS
no award yet
no awards on record
Listed source ECI DEFENSE GROUP, INC. DIV ECI-GA won the only award on record. ECI DEFENSE GROUP, INC. DIV ECI-GA 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. "INSULATION PIPE COVERING,THERMAL." nsnexplorer.com, https://nsnexplorer.com/nsn/1660-01-572-5953/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/1660-01-572-5953/