Acquisition method (AMC)
1
FSC 4730 × UNION,TUBE
UNION,TUBE
4730-00-541-3612 FSC 4730
NSN 4730-00-541-3612 (also written 4730005413612; NIIN 00-541-3612) is an union, tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 6 manufacturer part numbers from 3 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE7M4-27-T-2125 | 8 | Closes in 9d | Bid → |
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 |
|---|---|
| CONNECTION TYPE AWLS | SECOND END THREADED EXTERNAL TUBE |
| SEAT ANGLE CQRB | SECOND END DEGREES 37.0 |
| MATERIAL MATT | OVERALL STEEL COMP 316 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-S-763,COND A QQ-S-763 |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | FIRST END INCHES 0.375 |
| SURFACE TREATMENT SFTT | INSIDE PASSIVATE |
| SURFACE TREATMENT SFTT | OUTSIDE PASSIVATE |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | SECOND END INCHES 0.375 |
| THREAD CLASS AAJD | 3A |
| CONNECTION STYLE AHNC | — |
| LEG LENGTH AHSJ | FIRST END INCHES NOMINAL 1.281 |
| NOMINAL OVERALL LENGTH CWFR | INCHES 2.219 |
| NOMINAL THREAD SIZE CQJX | FIRST END INCHES 0.562 |
| NOMINAL THREAD SIZE CQJX | SECOND END INCHES 0.562 |
| SEAT ANGLE CQRB | FIRST END DEGREES 37.0 |
| STYLE DESIGNATOR STYL | — |
| THREAD SERIES DESIGNATOR THSD | FIRST END UNF |
| THREAD SERIES DESIGNATOR THSD | SECOND END UNF |
| SPECIAL FEATURES FEAT | MACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RINGS PER KC103 |
| CONNECTION TYPE AWLS | FIRST END THREADED EXTERNAL TUBE |
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 |
|---|---|---|
| AS1100K06 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| AS1100K06 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| KC124C6 | 22264 | JOHN F KENNEDY SPACE CENTER DBA NASA DIV KENNEDY SPACE CENTER |
| KC124K6 | 22264 | JOHN F KENNEDY SPACE CENTER DBA NASA DIV KENNEDY SPACE CENTER |
| KSC-F-124 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| SAE-AS1100 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
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
—
—
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 | |
|---|---|---|---|---|---|
| SPE7M4-27-T-2125 | Nov 4, 2026 | Nov 16, 2026 | 8 | Open | 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 Nov 4, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "UNION,TUBE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-541-3612/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-541-3612/