Acquisition method (AMC)
1
FSC 3040 × SHAFT,SHOULDERED
SHAFT,SHOULDERED
3040-01-486-4731 FSC 3040
NSN 3040-01-486-4731 (also written 3040014864731; NIIN 01-486-4731) is a shaft, shouldered in Federal Supply Class 3040, Miscellaneous Power Transmission Equipment. 4 manufacturer part numbers from 2 suppliers 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 |
|---|---|
| FIRST END STYLE AAGZ | — |
| END SIMILARITY AAHN | NOT IDENTICAL |
| SECOND END STYLE AAHP | — |
| OVERALL LENGTH ABHP | INCHES NOMINAL 11.3700 |
| FIRST END WIDTH ACROSS FLATS ACKY | INCHES NOMINAL 0.9950 |
| END ITEM IDENTIFICATION AGAV | LOS ANGELES CLASS SSN (688) |
| FIRST END DIAMETER AMDL | INCHES NOMINAL 1.2500 |
| FIRST END HOLE DIAMETER AMDX | INCHES NOMINAL 0.4060 |
| FIRST END DISTANCE FROM HOLE CENTER TO END AMDZ | INCHES NOMINAL 0.8000 |
| FIRST END HOLE DEPTH AMEB | INCHES NOMINAL 0.9950 |
| SECOND END DIAMETER AMFZ | INCHES MINIMUM 0.9970 AND INCHES MAXIMUM 0.9980 |
| SECOND END SPLINE LENGTH AMGA | INCHES NOMINAL 1.7800 |
| SECOND END SPLINE MINOR DIAMETER AMGB | INCHES MINIMUM 0.8440 AND INCHES MAXIMUM 0.8540 |
| SECOND END SPLINE MAJOR DIAMETER AMGC | INCHES MINIMUM 0.9970 AND INCHES MAXIMUM 0.9980 |
| SECOND END HOLE DIAMETER AMGS | FIRST HOLE INCHES NOMINAL 0.4060 |
| SECOND END HOLE DEPTH AMHD | INCHES NOMINAL 0.9980 |
| STEP QUANTITY ATPC | 4 |
| SECOND END SPLINE QUANTITY BDSR | 10 |
| LARGEST STEP DIAMETER CSPY | INCHES MINIMUM 1.4920 AND INCHES MAXIMUM 1.4940 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | SHAFT HAND WHEEL LINKAGE |
| MATERIAL MATT | NICKEL |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | FED SPEC SINGLE MATERIAL RESPONSE QQ-N-286 FOR--2 COND-ANL;AH FIN-B QQ-N-286 |
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 |
|---|---|---|
| 342-7067322-81 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 7067322 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| H643-7003 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT |
| H643-7003-81 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT |
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
—
Oct 19, 2026
Last purchased
1 · 1.0/yr
Purchase records
$4,650
Total demand
$4,650
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.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Oct 19, 2026 | SPE7L127P0773 ↗ | KROBACH MFG. CORP. DBA KROBACH MANUFACTURING CORP | — | $4,650 |
Demand history
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
KROBACH MFG. CORP. DBA KROBACH MANUFACTURING CORP
last award Oct 2026
ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT
no award yet
no awards on record
Listed source NAVAL SEA SYSTEMS COMMAND
no award yet
no awards on record
Listed source KROBACH MFG. CORP. DBA KROBACH MANUFACTURING CORP won the only award on record. KROBACH MFG. CORP. DBA KROBACH MANUFACTURING CORP won without being a listed source.
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 20, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-20.
- Full methodology →
Cite this page
Citation
NSN Explorer. "SHAFT,SHOULDERED." nsnexplorer.com, https://nsnexplorer.com/nsn/3040-01-486-4731/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/3040-01-486-4731/