PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1785Shaft,shouldered

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 3040-00-161-2104 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-161-2104 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-161-2104. Primary manufacturer part number: 1785.
Features
  • Shaft,shouldered — FSC 3040
  • Second End Diameter: 0.6250 INCHES NOMINAL IN
  • Second End External Thread Length: 0.250 INCHES NOMINAL IN
  • First End Diameter: 0.7500 INCHES NOMINAL IN
  • Step Quantity: 13
  • First End Keyway Depth: 0.125 INCHES NOMINAL IN
  • Largest Step Diameter: 1.185 INCHES NOMINAL IN
  • First End Keyway Width: 0.1880 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-00-161-2104, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-161-2104
Primary Part Number1785
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
Second End Diameter0.6250 INCHES NOMINAL IN
Second End External Thread Length0.250 INCHES NOMINAL IN
First End Diameter0.7500 INCHES NOMINAL IN
Step Quantity13
First End Keyway Depth0.125 INCHES NOMINAL IN
Largest Step Diameter1.185 INCHES NOMINAL IN
First End Keyway Width0.1880 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
External Keyway Length0.750 INCHES NOMINAL FIRST END IN
End SimilarityNOT IDENTICAL
First End StyleFLAT KEYWAY
Second End StyleEXTERNAL THREADED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4110-00-005-5290 INTERCHANGEABLE
Refrigerator-Freezer,mechanical,
5330-00-374-3151QD613C INTERCHANGEABLE
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5950-00-617-40281785 INTERCHANGEABLE
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Emcore Corporation Div Concord Division
5950-00-648-6318743998-2 INTERCHANGEABLE
Transformer,power
L3 Technologies, Inc. Div Communication Systems-East
5940-00-842-2917707-5020 INTERCHANGEABLE
Terminal Board
Concord Electronics, Inc.
6505-00-926-8985NDC00031-8684-12 INTERCHANGEABLE
Dextromethorphan Hydrobromide an
Robins a H Co Inc Government Sales
5945-00-968-4847 INTERCHANGEABLE
Chopper,electronic
5975-00-999-4281HBL1785 INTERCHANGEABLE
Plate,wall,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
7420-01-074-4145 INTERCHANGEABLE
Calculator,electronic
5930-01-212-95791785 INTERCHANGEABLE
Switch,push
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Cross-Reference Index
Part NumberManufacturer
1785 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
1785S Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
Related Parts
4110-00-005-5290INTERCHANGEABLE
REFRIGERATOR-FREEZER,MECHANICAL,
5330-00-374-3151INTERCHANGEABLE
GASKET
QD613C
5950-00-617-4028INTERCHANGEABLE
TRANSFORMER,POWER
1785
5950-00-648-6318INTERCHANGEABLE
TRANSFORMER,POWER
743998-2
5940-00-842-2917INTERCHANGEABLE
TERMINAL BOARD
707-5020
6505-00-926-8985INTERCHANGEABLE
DEXTROMETHORPHAN HYDROBROMIDE AN
NDC00031-8684-12
5945-00-968-4847INTERCHANGEABLE
CHOPPER,ELECTRONIC
5975-00-999-4281INTERCHANGEABLE
PLATE,WALL,ELECTRICAL
HBL1785
7420-01-074-4145INTERCHANGEABLE
CALCULATOR,ELECTRONIC
5930-01-212-9579INTERCHANGEABLE
SWITCH,PUSH
1785
6640-01-370-5850INTERCHANGEABLE
FILTER UNIT,MICROPOROUS
1785
6515-01-652-3715INTERCHANGEABLE
FORCEPS,SPLINTER
1785

Frequently Asked Questions

What is NSN 3040-00-161-2104?

NSN 3040-00-161-2104 is a Shaft,shouldered, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-161-2104?

NSN 3040-00-161-2104 has 2 cross-referenced part numbers: 1785 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 1785S (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).

What NSN replaces 3040-00-161-2104?

There are 12 known substitutes for 3040-00-161-2104: 4110-00-005-5290, 5330-00-374-3151, 5950-00-617-4028 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1785?

Key specifications for 1785: Second End Diameter: 0.6250 INCHES NOMINAL IN; Second End External Thread Length: 0.250 INCHES NOMINAL IN; First End Diameter: 0.7500 INCHES NOMINAL IN; Step Quantity: 13. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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