Acquisition method (AMC)
1
FSC 1660 × VALVE ASSY,VENT AND
VALVE ASSY,VENT AND
1660-00-627-9139 FSC 1660
NSN 1660-00-627-9139 (also written 1660006279139; NIIN 00-627-9139) is a valve assy, vent and in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 10 manufacturer part numbers from 8 suppliers are on record. It was last purchased in Aug 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 |
|---|---|
| SUPPLEMENTARY FEATURES SUPP | MAX WEIGHT = .85LBS |
| SPECIAL TEST FEATURES SPCL | HIGH TEMPERATURE OPERATION = 260 F, LOW TEMPERATURE OPERATION = - 65 F |
| SPECIAL FEATURES FEAT | OPERATING TORQUE REQUIRED TO SET THE VALVE IN EITHER POSITION SHALL NOT EXCEED 60 POUNDS - INCHES |
| OVERALL LENGTH ABHP | INCHES NOMINAL 6.251 |
| SPECIAL MARKINGS MARK | VALVE, OXYGEN SPEC MIL-V-057 OMFRS P/N 20C-0023-4, ESSEX CRYOG MIL-V-057 |
| OVERALL DIAMETER ADAV | INCHES NOMINAL 2.062 |
| UNPACKAGED UNIT WEIGHT CTJS | POUNDS MAXIMUM 0.85 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | VALVE, OXYGEN, PRESSURE BUILD-UP & VENT PER MIL-V-8057 MIL-V-8057 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 1.936 |
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 |
|---|---|---|
| 20C-0023-1 | 19062 | ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES |
| 20C-0023-4 | 19062 | ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES |
| 21037 | 03990 | INGERSOLL-RAND COMPANY DBA INGERSOLL-RAND |
| 21037 | 04577 | MISSION SYSTEMS ORCHARD PARK INC |
| 654160-5 | 98897 | LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
| 8148650 | 98748 | UNITED STATES AIR FORCE DBA TINKER AIR FORCE BASE DIV DEPARTMENT OF THE AIR FORCE |
| FR2B2 | 19315 | HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS |
| FR2B2 | 99251 | MISSION SYSTEMS DAVENPORT INC. |
| FR2B3 | 99251 | MISSION SYSTEMS DAVENPORT INC. |
| MIL-V-8057 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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
—
Aug 18, 2026
Last purchased
1 · 1.0/yr
Purchase records
$69,892
Total demand
$69,892
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 |
|---|---|---|---|---|
| Aug 18, 2026 | SPE4A222D0009/SPE4AX26F378G ↗ | KIT PACK CO., INC. | — | $69,892 |
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
KIT PACK CO., INC.
last award Aug 2026
ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES
no award yet
no awards on record
Listed source HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS
no award yet
no awards on record
Listed source INGERSOLL-RAND COMPANY DBA INGERSOLL-RAND
no award yet
no awards on record
Listed source LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY
no award yet
no awards on record
Listed source MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source MISSION SYSTEMS DAVENPORT INC.
no award yet
no awards on record
Listed source MISSION SYSTEMS ORCHARD PARK INC
no award yet
no awards on record
Listed source KIT PACK CO., INC. won the only award on record. KIT PACK CO., INC. 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 Nov 4, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE ASSY,VENT AND." nsnexplorer.com, https://nsnexplorer.com/nsn/1660-00-627-9139/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/1660-00-627-9139/