Acquisition method (AMC)
1
FSC 4730 × UNION,PIPE
UNION,PIPE
4730-00-287-0421 FSC 4730
NSN 4730-00-287-0421 (also written 4730002870421; NIIN 00-287-0421) is an union, pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 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 |
|---|---|
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE AST- B62 ALLOY 836 OR ASSN STD SINGLE MATERIAL RESPONSE AST- B145 ALLOY 838 OR ASSN STD SINGLE MATERIAL RESPONSE AST- B145 ALLOY 844 |
| SEAT TYPE BYJF | BALL-CONE |
| OPERATING PRESSURE CQQF | FIRST RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 250.0 |
| STYLE DESIGNATOR STYL | — |
| THREAD SERIES DESIGNATOR THSD | ALL ENDS NPT |
| MEDIA FOR WHICH DESIGNED MEDA | FIRST RESPONSE STEAM |
| NONDEFINITIVE SPEC/STD DATA ZZZT | TYPE 2 AND STYLE A |
| MATERIAL MATT | OVERALL COPPER ALLOY |
| REDUCER TYPE ACSP | CONCENTRIC |
| MAXIMUM OPERATING TEMP AEHZ | SINGLE RESPONSE FAHRENHEIT 400.0 |
| SPECIFICATION/STANDARD DATA ZZZK | GOVERNMENT SPECIFICATION 81348-WW-U-516 |
| OPERATING PRESSURE CQQF | SECOND RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 400.0 |
| NOMINAL OVERALL LENGTH CWFR | INCHES 1.440 |
| MEDIA FOR WHICH DESIGNED MEDA | SECOND RESPONSE WATER-OIL-GAS |
| NOMINAL THREAD SIZE CQJX | ALL ENDS INCHES 0.125 |
| CONNECTION STYLE AHNC | — |
| CONNECTION TYPE AWLS | ALL ENDS THREADED INTERNAL PIPE |
| COUPLING FLANGE SHAPE CQNM | HEXAGON |
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 |
|---|---|---|
| A-A-59617 | 58536 | FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| AA59617-03 | 58536 | FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| WW-U-516-03 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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
$25.18
Purchases
1
Total spend
$5,061
Sep 3, 2026
Last purchased
2 · 2.0/yr
Purchase records
$10,122
Total demand
$25.18
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 3, 2026 | 201 | $25.18 | $5,061 | T AND T PRODUCTS LLC (78HR2) | 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 |
|---|---|---|---|---|
| Sep 3, 2026 | SPE7M426P4738 ↗ | T AND T PRODUCTS LLC | — | $5,061 |
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
T AND T PRODUCTS LLC
last award Sep 2026
FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
no award yet
no awards on record
Listed source FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
no award yet
no awards on record
Listed source T AND T PRODUCTS LLC won the only award on record. T AND T PRODUCTS LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M3-26-T-7913 | Aug 7, 2026 | Aug 17, 2026 | 201 | 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: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "UNION,PIPE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-287-0421/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-287-0421/