Acquisition method (AMC)
1
FSC 4720 × HOSE,AIR DUCT
HOSE,AIR DUCT
4720-00-177-5811 FSC 4720
NSN 4720-00-177-5811 (also written 4720001775811; NIIN 00-177-5811) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 2 manufacturer part numbers from 1 supplier 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)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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 0.030 AND INCHES MAXIMUM 0.096 |
| SPECIFICATION/STANDARD DATA ZZZK | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS521 NAS521 |
| INSIDE DIAMETER AARX | FIRST END INCHES NOMINAL 7.500 |
| STYLE DESIGNATOR STYL | — |
| OPERATING PRESSURE CQQF | POUNDS PER SQUARE INCH (PSI) MAXIMUM 20.0 |
| MEASURING METHOD AND LENGTH CRXX | INCHES NOMINAL OVERALL 3.000 |
| CONNECTION TYPE AWLS | FIRST END PLAIN |
| MATERIAL MATT | ALL PLIES FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR |
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 |
|---|---|---|
| NAS521-60-12 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
| NAS522 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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
$38.80
Purchases
1
Total spend
$2,871
Oct 22, 2026
Last purchased
2 · 2.0/yr
Purchase records
$5,742
Total demand
$38.80
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 22, 2026 | 74 | $38.80 | $2,871 | MIDWAY INDUSTRIAL SUPPLY INC. (329E3) | Unknown | Source ↗ |
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 22, 2026 | SPE7M427P0417 ↗ | MIDWAY INDUSTRIAL SUPPLY INC. | — | $2,871 |
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
MIDWAY INDUSTRIAL SUPPLY INC.
last award Oct 2026
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
no award yet
no awards on record
Listed source MIDWAY INDUSTRIAL SUPPLY INC. won the only award on record. MIDWAY INDUSTRIAL SUPPLY INC. won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M4-27-Q-0033 | Oct 8, 2026 | Oct 19, 2026 | 74 | 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: 2026-10-23.
- Full methodology →
Cite this page
Citation
NSN Explorer. "HOSE,AIR DUCT." nsnexplorer.com, https://nsnexplorer.com/nsn/4720-00-177-5811/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4720-00-177-5811/