NSN catalog · 90,963 partsCatalog › Mechanical Power Transmission Equipment › FSC 3040 › 3040-01-291-5850
Shouldered Shaft P/N 12268240
In stock — 3 on our U.S. shelfNSN 3040-01-291-5850 3040012915850 NIIN 012915850
SECO Parts has 3 in stock of NSN 3040-01-291-5850 — Shouldered Shaft — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $336.90 per each — a public reference, not our price. We quote each request, usually the same business day, and surplus parts often quote below or above it.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- SHAFT,SHOULDERED
- SECO description
- SHAFT, SHOULDERED
- Federal supply class
- FSC 3040 — Miscellaneous Power Transmission Equipment
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 3 |
| Total | 3 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
3040-01-291-5850 012915850 12268240
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- End similarity
- Not Identical
- Overall length
- 7.440 in (nominal)
- First end diameter
- 0.7520 in (nominal)
- Second end diameter
- 0.9048 in (nominal)
- Second end spline length
- 0.9370 in (nominal)
- Second end spline minor diameter
- 0.8085 in (nominal)
- Second end spline major diameter
- 0.9048 in (nominal)
- Second end pressure angle
- 30.0 ° (nominal)
- Second end pitch diameter
- 0.8750 in (nominal)
- Step quantity
- 7
- Second end spline quantity
- 28
- Largest step diameter
- 1.250 in (nominal)
- Surface finish
- Microinches 16.0
- Material
- Steel Comp 4130 or Steel Comp 8630
- Material document and classification
- Assn STD Single Material Response Ast- A331
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
12268240
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 3 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 3040-01-291-5850?
NSN 3040-01-291-5850 (3040012915850) — Shouldered Shaft: SECO Parts has 3 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for shouldered shaft in federal supply class 3040 (Miscellaneous Power Transmission Equipment).
Is NSN 3040-01-291-5850 available?
SECO Parts has 3 in stock in Augusta, GA — order or request a quote below.
How much does NSN 3040-01-291-5850 cost?
The government catalog (FEDLOG) lists NSN 3040-01-291-5850 at $336.90 per each. That is a public reference, not SECO's price: SECO quotes each request, usually the same business day, and surplus parts often quote below or above it.
What part numbers cross-reference to NSN 3040-01-291-5850?
Part numbers that cross-reference this NSN include 12268240. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names SHAFT,SHOULDERED. Same name is not the same part: check the part numbers.
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