Acquisition method (AMC)
1
FSC 4720 × HOSE,AIR DUCT
HOSE,AIR DUCT
4720-01-283-3073 FSC 4720
NSN 4720-01-283-3073 (also written 4720012833073; NIIN 01-283-3073) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 4 manufacturer part numbers from 2 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 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 |
|---|---|
| CROSS-SECTIONAL SHAPE STYLE AAGR | — |
| WALL THICKNESS AAGT | INCHES MINIMUM 0.020 AND INCHES MAXIMUM 0.060 |
| INSIDE DIAMETER AARX | FIRST END INCHES NOMINAL 0.750 |
| END OVERALL LENGTH AGQM | FIRST END INCHES NOMINAL 1.000 |
| CONNECTION STYLE AHNC | — |
| CONNECTION TYPE AWLS | FIRST END SOFT |
| END INSIDE DIAMETER CPYG | FIRST END INCHES NOMINAL 0.750 |
| OPERATING PRESSURE CQQF | EXTERNAL POUNDS PER SQUARE INCH (PSI) NOMINAL 6.0 |
| OPERATING PRESSURE CQQF | LOCATION NOT OTHERWISE SPECIFIED POUNDS PER SQUARE INCH (PSI) MAXIMUM 12.0 |
| MEASURING METHOD AND LENGTH CRXX | INCHES NOMINAL OVERALL 6.750 |
| SPECIAL FEATURES FEAT | NOMEX FABRIC PLIES,NONMETALLIC HELICAL WIRE REINFORCEMENT ZYTEL 103 |
| MATERIAL MATT | FIRST PLY PLASTIC POLYAMIDE NYLON AND RUBBER SILICONE CLASS Q |
| MATERIAL MATT | SECOND PLY PLASTIC POLYAMIDE NYLON |
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 |
|---|---|---|
| 713426-.75-027-4 | 70628 | ARROWHEAD PRODUCTS CORP |
| 713426-0.75-027-4 | 70628 | ARROWHEAD PRODUCTS CORP |
| C9601 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
| C9601-3-027S | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
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 8, 2026
Last purchased
1 · 1.0/yr
Purchase records
$129,120
Total demand
$129,120
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 8, 2026 | SPE7M427P0191 ↗ | S3 AERODEFENSE LLC | — | $129,120 |
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
S3 AERODEFENSE LLC
last award Oct 2026
ARROWHEAD PRODUCTS CORP
no award yet
no awards on record
Listed source LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY
no award yet
no awards on record
Listed source S3 AERODEFENSE LLC won the only award on record. S3 AERODEFENSE LLC 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: 2026-10-10.
- Full methodology →
Cite this page
Citation
NSN Explorer. "HOSE,AIR DUCT." nsnexplorer.com, https://nsnexplorer.com/nsn/4720-01-283-3073/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4720-01-283-3073/