Shaft, Shouldered3040-01-256-1980

NSN 3040-01-256-1980 · NIIN 012561980

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

Government record, cited

Also searched as 3040-01-256-1980 · 3040012561980 · NIIN 012561980 · 01-256-1980 · FSC 3040 Miscellaneous Power Transmission Equipment · 3867034-1 · 3867034R-1 · 3867034-1

Nearby stock numbers ← 3040-01-256-1975 Housing, Mechanical Drive · 3040-01-256-1988 →

Features

Shaft,shouldered — FSC 3040
Material: STEEL

Identification

NSN: 3040-01-256-1980
NIIN: 012561980
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-256-1980, 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1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-01-256-1980
Item Name	Shaft,shouldered
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Material	STEEL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
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
3867034-1	5/9 Secondary reference U.S. Government activity
3867034R-1	3/2 Design control — primary reference U.S. Government activity
3867034-1	5/9 Secondary 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 3040-01-256-1980?

NSN 3040-01-256-1980 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-01-256-1980?

Key specifications for 3040-01-256-1980: Special Features: Z SHAPED SHAFT 4.995 IN. LG; FIRST END 0.186 IN. DIA, .2500-28UNJF-3A THD; FIRST SHOULDER 0.3742 IN. DIA; SECOND SHOULDER SPLINED 0.4985 IN. DIA, 0.4023 IN. MINOR DIA, 15 TEETH, PITCH 32/64; THIRD SHOULDER 0.62435 IN. DIA; SECOND END 0.594 IN. DIA, GROOVE 0.420 IN. FROM END 0.450 IN. DIA, 0.244 IN. WIDE; BORE 0.254 IN. DIA, 2.050 IN. LG, CBORE 0.525 IN. DIA A; Part Name Assigned by Controlling Agency: SHAFT, INPUT; End Item Identification: USED ON ACTUATOR STAB F15 AIRCRAFT; Material: STEEL. 1 specification is documented in the U.S. Government catalog.

Is NSN 3040-01-256-1980 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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