Acquisition method (AMC)
3
FSC 1660 × HOUSING,VALVE
HOUSING,VALVE
1660-00-326-6251 FSC 1660
NSN 1660-00-326-6251 (also written 1660003266251; NIIN 00-326-6251) is a housing, valve in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 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)
Q
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC Q: the government lacks adequate data or rights, but breakout to competition is expected. 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 |
|---|---|
| SPECIAL TEST FEATURES SPCL | DRILL E (1/4) (.255-.249) DIAMETER, 1 HOLE; DEPTH: 1.08-1.06; C'DRILL 1/2 (.510-.503);DEPTH: .68-.62; C'BORE: .582-.577 DIAMETER; DEPTH: .098-.083; C'SINK 121 DEGREES - 119 DEGREES X .702-.687 DIAMETER; TAP: 9/16-18, UNF-3B; DEPTH: .51-.47; SPEC: MIL-S-7742 MIL-S-7742 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | HOUSING CONTROL, PRESSURE |
| SUPPLEMENTARY FEATURES SUPP | MAXIMUM OPERATING TEMPERATURE: +165 DEGREES FAHRENHEIT |
| PRESSURE RATING ARJA | POUNDS PER SQUARE INCH (PSI) 10.0 |
| GENERAL CHARACTERISTICS ITEM DESCRIPTION TEXT | 2ND HOLD: DRILL N8 43 (.093-.088) DIAMETER; 3 HOLES; DEPTH: .50-.44; COUNTERSINK; TAP N 4-40, NC-3B; DEPTH: .38-.32; SPEC: MIL-S-7742 MIL-S-7742 |
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 |
|---|---|---|
| 96936 | 64547 | HONEYWELL INTERNATIONAL, INC |
| 96936 | 70210 | HONEYWELL INTERNATIONAL INC. |
| 96936 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO |
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
—
Oct 20, 2026
Last purchased
2 · 2.0/yr
Purchase records
$16,968
Total demand
$9,180
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 |
|---|---|---|---|---|
| Oct 15, 2026 | SPE4A027P0200 ↗ | — | — | $7,788 |
| Oct 20, 2026 | SPE4A527P0789 ↗ | AVIARMS SUPPORT CORP | — | $9,180 |
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.
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
CAGE 7TR63
last award Oct 2026
ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO
no award yet
no awards on record
Listed source HONEYWELL INTERNATIONAL INC.
no award yet
no awards on record
Listed source HONEYWELL INTERNATIONAL, INC
no award yet
no awards on record
Listed source AVIARMS SUPPORT CORP won 1 of the last 2 awards. AVIARMS SUPPORT CORP and 1 other won without being listed sources.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A5-26-T-377J | Aug 20, 2026 | Aug 27, 2026 | 3 | 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: 2026-10-21.
- Full methodology →
Cite this page
Citation
NSN Explorer. "HOUSING,VALVE." nsnexplorer.com, https://nsnexplorer.com/nsn/1660-00-326-6251/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/1660-00-326-6251/