Spider Assembly, Second Reduction3040-01-210-1321

NSN 3040-01-210-1321 · NIIN 012101321

FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3040-01-210-1321 · 3040012101321 · NIIN 012101321 · 01-210-1321 · FSC 3040 Miscellaneous Power Transmission Equipment

Nearby stock numbers ← 3040-01-210-1315 Shaft, Shouldered · 3040-01-210-1355 Gearshaft, Helical →

Features

Spider Assembly,second Reduction — FSC 3040
General Characteristics Item Description: STEEL,CONSISTS OF SPIDER BODY,THREE PLANETARY SPUR GEARS AND THREE GEAR SHAFTS STAKED TO SPIDER BODY;0.545 INCH O/A LG,1.421 INCHES BODY DIA. IN

Identification

NSN: 3040-01-210-1321
NIIN: 012101321
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Spider Assembly,second Reduction, cataloged under National Stock Number 3040-01-210-1321, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-01-210-1321
Item Name	Spider Assembly,second Reduction
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
General Characteristics Item Description	STEEL,CONSISTS OF SPIDER BODY,THREE PLANETARY SPUR GEARS AND THREE GEAR SHAFTS STAKED TO SPIDER BODY;0.545 INCH O/A LG,1.421 INCHES BODY DIA. IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
35-12773	3/2 Design control — primary reference U.S. Government activity

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 3040-01-210-1321?

NSN 3040-01-210-1321 is a Spider Assembly,second Reduction, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-01-210-1321?

Key specifications for 3040-01-210-1321: General Characteristics Item Description: STEEL,CONSISTS OF SPIDER BODY,THREE PLANETARY SPUR GEARS AND THREE GEAR SHAFTS STAKED TO SPIDER BODY;0.545 INCH O/A LG,1.421 INCHES BODY DIA. IN; End Item Identification: 1450-00-152-2897,ENVIRONMENTAL CONTROL. 1 specification is documented in the U.S. Government catalog.

Is NSN 3040-01-210-1321 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.

What is the DEMIL code for NSN 3040-01-210-1321?

NSN 3040-01-210-1321 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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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