Acquisition method (AMC)
1
FSC 4730 × ADAPTER,STRAIGHT,PIPE TO TUBE
ADAPTER,STRAIGHT,PIPE TO TUBE
4730-00-103-1978 FSC 4730
NSN 4730-00-103-1978 (also written 4730001031978; NIIN 00-103-1978) is an adapter, straight, pipe to tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 16 manufacturer part numbers from 10 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 | |
|---|---|---|---|
| SPE7M2-27-T-0419 | 593 | Closes in 2d | Bid → |
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
L
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC L: annual buy value is below the screening threshold. 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 |
|---|---|
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| THREAD SERIES DESIGNATOR THSD | FIRST END UNF |
| NOMINAL THREAD SIZE CQJX | SECOND END INCHES 0.500 |
| SEAT ANGLE CQRB | FIRST END DEGREES 20.0 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED STD SINGLE MATERIAL RESPONSE 66 |
| NOMINAL OVERALL LENGTH CWFR | INCHES 1.730 |
| MATERIAL MATT | OVERALL STEEL COMP 316 |
| THREAD SERIES DESIGNATOR THSD | SECOND END NPT |
| THREAD CLASS AAJD | 3A |
| NOMINAL THREAD SIZE CQJX | FIRST END INCHES 0.438 |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | FIRST END INCHES 0.250 |
| FURNISHED ITEMS AND QUANTITY TMQY | TUBE COUPLING NUT 1 AND FERRULE SLEEVE 1 |
| CONNECTION STYLE AHNC | — |
| CONNECTION TYPE AWLS | FIRST END THREADED EXTERNAL TUBE |
| CONNECTION TYPE AWLS | SECOND END THREADED EXTERNAL PIPE |
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 |
|---|---|---|
| 1888791 | 64546 | DISCOVERY CORPORATION |
| 2D62117PK | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS |
| 2D62117PK-001 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS |
| 4-8 FBZ-SS | 54938 | PARKER-HANNIFIN CORPORATION DIV INSTRUMENTATION PRODUCTS DIVISION |
| 400-1-8-316 | 3T9T9 | SWAGELOK CO |
| 4CM8-316 | 01355 | J R DOUGLASS COMPANY |
| 4CM8316 | 28968 | CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK |
| 4MSC8N-316 | 54938 | PARKER-HANNIFIN CORPORATION DIV INSTRUMENTATION PRODUCTS DIVISION |
| 533492 | 96214 | RAYTHEON COMPANY DBA RAYTHEON |
| 533492-59 | 96214 | RAYTHEON COMPANY DBA RAYTHEON |
| CV0096-106 | 22915 | NORTHROP GRUMMAN CORP ELECTRONIC SYSTEMS DEFENSIVE SYSTEM DIV |
| I4-8C-SS | 79926 | SSP FITTINGS CORP |
| ISSD4MC8 | 79926 | SSP FITTINGS CORP |
| SS-400-1-8 | 3T9T9 | SWAGELOK CO |
| SS-400-1-8 | U7307 | SOUTH LONDON VALVE & FITTING COMPANY LTD T/A SWAGELOK LONDON |
| SS400-1-8-316 | 3T9T9 | SWAGELOK CO |
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
$11.51
Purchases
1
Total spend
$6,825
Nov 4, 2026
Last purchased
2 · 2.0/yr
Purchase records
$13,651
Total demand
$11.51
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Nov 4, 2026 | 593 | $11.51 | $6,825 | III WILLIAMS LLC (1WP64) | 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 |
|---|---|---|---|---|
| Nov 4, 2026 | SPE7M227V0493 ↗ | III WILLIAMS LLC | — | $6,825 |
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
III WILLIAMS LLC
last award Nov 2026
CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK
no award yet
no awards on record
Listed source DISCOVERY CORPORATION
no award yet
no awards on record
Listed source J R DOUGLASS COMPANY
no award yet
no awards on record
Listed source NORTHROP GRUMMAN CORP ELECTRONIC SYSTEMS DEFENSIVE SYSTEM DIV
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS
no award yet
no awards on record
Listed source PARKER-HANNIFIN CORPORATION DIV INSTRUMENTATION PRODUCTS DIVISION
no award yet
no awards on record
Listed source RAYTHEON COMPANY DBA RAYTHEON
no award yet
no awards on record
Listed source III WILLIAMS LLC won the only award on record. III WILLIAMS LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M2-27-T-0419 | Oct 29, 2026 | Nov 9, 2026 | 593 | 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 1, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "ADAPTER,STRAIGHT,PIPE TO TUBE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-103-1978/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-103-1978/