PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40636Shaft,shouldered

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 3040-00-099-3949 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-099-3949 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-099-3949. Primary manufacturer part number: 40636.
Features
  • Shaft,shouldered — FSC 3040
  • Material: STEEL CORROSION RESISTING
  • Second End Keyway Depth: 0.062 INCHES NOMINAL IN
  • Largest Step Diameter: 0.875 INCHES NOMINAL IN
  • First End Style: FLAT KEYWAY
  • Step Quantity: 7
  • Second End Style: INDENTED FLAT KEYWAY
  • End Similarity: NOT IDENTICAL
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-00-099-3949, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-099-3949
Primary Part Number40636
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Second End Keyway Depth0.062 INCHES NOMINAL IN
Largest Step Diameter0.875 INCHES NOMINAL IN
First End StyleFLAT KEYWAY
Step Quantity7
Second End StyleINDENTED FLAT KEYWAY
End SimilarityNOT IDENTICAL
First End Keyway Width0.1250 INCHES NOMINAL IN
Second End Keyway Width0.1250 INCHES NOMINAL IN
Second End Distance From Keyway Center to End0.675 INCHES NOMINAL IN
First End Keyway Depth0.094 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5961-01-007-5841 INTERCHANGEABLE
Transistor
5995-01-020-3357815-1197262PIECE1 TO 15,18,19 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Naval Ship Systems Command
5961-01-030-2084SCBK6 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Semtech Corporation
5133-01-460-237740636 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
5935-01-685-523440636 INTERCHANGEABLE
Adapter,connector
Cables to Go
Cross-Reference Index
Part NumberManufacturer
40636 3dbm Co Inc (USA)
40636 P/m Engineering Co Inc (USA)
40636 Zagora Gear Products Inc (USA)
40636 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
40636 Mcnally Industries, Llc (USA)
40636 Gould Inc Defense Systems Navcom Systems Div 3dbm Opns (USA)
Related Parts
5961-01-007-5841INTERCHANGEABLE
TRANSISTOR
5995-01-020-3357INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
815-1197262PIECE1 TO 15,18,19
5961-01-030-2084INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
SCBK6
5133-01-460-2377INTERCHANGEABLE
DRILL,TWIST
40636
5935-01-685-5234INTERCHANGEABLE
ADAPTER,CONNECTOR
40636

Frequently Asked Questions

What is NSN 3040-00-099-3949?

NSN 3040-00-099-3949 is a Shaft,shouldered, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-099-3949?

NSN 3040-00-099-3949 has 6 cross-referenced part numbers: 40636 (3dbm Co Inc), 40636 (P/m Engineering Co Inc), 40636 (Zagora Gear Products Inc), 40636 (L3harris Technologies, Inc Div Space & Airborne Systems), 40636 (Mcnally Industries, Llc) and 1 more.

What NSN replaces 3040-00-099-3949?

There are 5 known substitutes for 3040-00-099-3949: 5961-01-007-5841, 5995-01-020-3357, 5961-01-030-2084 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40636?

Key specifications for 40636: Overall Length: 5.844 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; Second End Keyway Depth: 0.062 INCHES NOMINAL IN; Largest Step Diameter: 0.875 INCHES NOMINAL IN. 12 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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