Acquisition method (AMC)
3
FSC 9390 × BELLOWS,PROTECTION
BELLOWS,PROTECTION
9390-01-737-4134 FSC 9390
NSN 9390-01-737-4134 (also written 9390017374134; NIIN 01-737-4134) is a bellows, protection in Federal Supply Class 9390, Miscellaneous Fabricated Nonmetallic Materials. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.
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 |
|---|---|
| TEMP RATING ABJH | FAHRENHEIT -65.0 AND FAHRENHEIT 250.0 |
| END ITEM IDENTIFICATION AGAV | UUT ADAPTER |
| END OUTSIDE DIAMETER BCCH | INCHES MINIMUM 2.23 AND INCHES MAXIMUM 2.32 |
| END INSIDE DIAMETER CPYG | INCHES NOMINAL 1.26 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | BELLOWS, COVER |
| SPECIAL FEATURES FEAT | ITEM IS BLACK IN COLOR |
| MATERIAL MATT | GLASS FIBER AND SILICONE |
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 |
|---|---|---|
| 12-233145 | 54787 | THERMAL STRUCTURES, INC |
| NGB504AN | 1SFN4 | NORTHROP GRUMMAN SYSTEMS CORP INTEGRATED SYSTEMS SECTOR |
| NGB504AN19 | 1SFN4 | NORTHROP GRUMMAN SYSTEMS CORP INTEGRATED SYSTEMS SECTOR |
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
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Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE8E5-26-T-4284 | Sep 9, 2026 | Oct 6, 2026 | 50 | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BELLOWS,PROTECTION." nsnexplorer.com, https://nsnexplorer.com/nsn/9390-01-737-4134/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/9390-01-737-4134/