Shouldered Shaft P/N 596-7410507-5

Specifications

First end groove width

0.1200 in (nominal)

First end groove diameter

1.1100 in (nominal)

End similarity

Not Identical

Overall length

16.875 in (nominal)

First end distance from end to groove

0.930 in (nominal)

First end diameter

1.2500 in (nominal)

First end external thread length

0.930 in (nominal)

Second end diameter

1.4980 in (nominal)

Second end spline length

2.810 in (nominal)

Second end spline minor diameter

1.4980 in (nominal)

Second end spline major diameter

1.4980 in (nominal)

Step quantity

8

Second end spline quantity

10

Largest step diameter

2.250 in (nominal)

Surface finish

Microinches 16.0

Part name assigned by controlling agency

Shaft Gear Input

Special features

Next Higher Assembly: External Athwartship Drive Handling System Gearbox Assembly.

Material

Nickel Alloy K-500

Material document and classification

Fed Spec Single Material Response QQ-N-286, FOR--2, Cond-Anl (CD); AH

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

596-7410507-5 596-7410332-4 B434-5410-4 B434-5412-5

Also referenced as

7410332 7410507

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.

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 1 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.

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FAQ

What is NSN 3040-01-503-7426?
NSN 3040-01-503-7426 (3040015037426) — Shouldered Shaft: SECO Parts has 1 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 3040-01-503-7426 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.

How much does NSN 3040-01-503-7426 cost?
The government catalog (FEDLOG) lists NSN 3040-01-503-7426 at $3,605.34 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 does NSN 3040-01-503-7426 fit?
The federal catalog lists NSN 3040-01-503-7426 as used on: Seawolf Class Submarine Ssn 23.

What part numbers cross-reference to NSN 3040-01-503-7426?
Part numbers that cross-reference this NSN include 596-7410507-5, 596-7410332-4, B434-5410-4, B434-5412-5. It is also referenced by older, superseded or advisory numbers: 7410332, 7410507. SECO can quote against any of them.