PartsTable TECHNICAL DATA SHEET
NSN 3040-00-175-9701Government record, cited

Worm Shaft3040-00-175-9701

NSN 3040-00-175-9701 · NIIN 001759701 · Part number D51-7777
Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 5G804
Government record, cited
NSN 3040-00-175-9701 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-175-9701. Manufacturer of record part number: D51-7777.
Also searched as  3040-00-175-9701 · 3040001759701 · NIIN 001759701 · 00-175-9701 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 5G804 · D51-7777 · 10162486
Nearby stock numbers  ·
Features
  • Worm Shaft — FSC 3040
  • Shaft Location: ONE END OF WORM
  • FSC Application Data: LOADER-TRANSPORTER,GUIDED MISSILE
  • Worm Body Length: 12.470 INCHES NOMINAL IN
  • Worm Pitch Diameter: 2.322 INCHES NOMINAL IN
  • Worm Outside Diameter: 4.000 INCHES NOMINAL IN
  • Worm Thread Section Length: 3.000 INCHES NOMINAL IN
  • Worm Helix Angle: 8 DEG 47 MIN
Identification
  • NSN: 3040-00-175-9701
  • NIIN: 001759701
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: D51-7777
  • Manufacturer: Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland
General Description

The Worm Shaft, cataloged under National Stock Number 3040-00-175-9701, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-175-9701
Primary Part NumberD51-7777
Item NameWorm Shaft
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerIllinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland
StatusACTIVE
Shaft LocationONE END OF WORM
FSC Application DataLOADER-TRANSPORTER,GUIDED MISSILE
Worm Body Length12.470 INCHES NOMINAL IN
Worm Pitch Diameter2.322 INCHES NOMINAL IN
Worm Outside Diameter4.000 INCHES NOMINAL IN
Worm Thread Section Length3.000 INCHES NOMINAL IN
Worm Helix Angle8 DEG 47 MIN
MaterialSTEEL
Worm Thread Quantity3
Worm Thread DirectionLEFT-HAND
Worm Pressure Angle in Deg5.000
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
D51-7777 PRIMARY Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland (USA)
10162486 Us Army Aviation and Missile Command (USA)
Reference documents
ReferenceMeaning
D51-7777 5/9 Secondary reference
Illinois Tool Works Inc
No interchangeability data on file.
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-00-175-9701?

NSN 3040-00-175-9701 is a Worm Shaft, manufactured by Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-00-175-9701?

NSN 3040-00-175-9701 has 2 manufacturer part numbers on file: D51-7777 (Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland), 10162486 (Us Army Aviation and Missile Command).

What are the specifications of D51-7777?

Key specifications for D51-7777: Shaft Location: ONE END OF WORM; FSC Application Data: LOADER-TRANSPORTER,GUIDED MISSILE; Worm Body Length: 12.470 INCHES NOMINAL IN; Overall Length: 15.470 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 3040-00-175-9701 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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