PartsTable TECHNICAL DATA SHEET

NSN 3040-01-189-6632Government record, cited

Plate, Retaining, Shaft3040-01-189-6632

NSN 3040-01-189-6632 · NIIN 011896632

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

Government record, cited

Also searched as 3040-01-189-6632 · 3040011896632 · NIIN 011896632 · 01-189-6632 · FSC 3040 Miscellaneous Power Transmission Equipment · 2640-680X2 PIECE 11 · 2640-680X2 · SS845-2180772 · 209-2047974 PIECE 10 · 71721-21X5 PIECE 10

Nearby stock numbers ← 3040-01-189-6630 Head, Linear Actuating Cylinder · 3040-01-189-6633 Plate, Retaining, Shaft →

Features

Plate,retaining,shaft — FSC 3040
Mounting Hole Quantity: 6
Mounting Hole Diameter: 0.156 INCHES NOMINAL IN
Shape: ROUND
Outside Diameter: 3.000 INCHES NOMINAL IN
Aperture Diameter: 1.938 INCHES NOMINAL IN
Material: COPPER ALLOY
Thickness: 0.090 INCHES NOMINAL IN

Identification

NSN: 3040-01-189-6632
NIIN: 011896632
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Plate,retaining,shaft, cataloged under National Stock Number 3040-01-189-6632, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-01-189-6632
Item Name	Plate,retaining,shaft
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Mounting Hole Quantity	6
Mounting Hole Diameter	0.156 INCHES NOMINAL IN
Shape	ROUND
Outside Diameter	3.000 INCHES NOMINAL IN
Aperture Diameter	1.938 INCHES NOMINAL IN
Material	COPPER ALLOY
Thickness	0.090 INCHES NOMINAL IN

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

⇄ Related Items 6

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

3010-01-189-86712640-680X2 PIECE 12 POSSIBLE MATCH

CAP,END

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-189-86722640-680X2 PIECE 4 POSSIBLE MATCH

HEAD,LINEAR ACTUATING CYLINDER

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-190-592671721-21X5 PIECE 6 POSSIBLE MATCH

LEVER,REMOTE CONTROL

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-190-59292180772 PIECE 6 POSSIBLE MATCH

PISTON,LINEAR ACTUATING CYLINDER

Possible match (shared part number)Naval Ship Systems Command

3010-01-190-59302640-680X2 PIECE 2 POSSIBLE MATCH

CYLINDER,ACTUATOR

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3010-01-190-59312640-680X2 PIECE 3 POSSIBLE MATCH

CYLINDER,ACTUATOR

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

Cross-Reference Index

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

Reference documents

Reference	Meaning
2640-680X2 PIECE 11	3/2 Design control — primary reference U.S. Government activity
2640-680X2	D/9 Drawing number reference only U.S. Government activity
SS845-2180772	D/9 Drawing number reference only U.S. Government activity
209-2047974 PIECE 10	5/2 Secondary reference U.S. Government activity
71721-21X5 PIECE 10	3/2 Design control — primary reference U.S. Government activity
209-2047974	D/9 Drawing number reference only U.S. Government activity
71721-21X5	D/9 Drawing number reference only U.S. Government activity
SS845-2180772 PIECE 11	5/2 Secondary reference U.S. Government activity

Related Parts

3010-01-189-8671POSSIBLE MATCH

CAP,END

2640-680X2 PIECE 12

3040-01-189-8672POSSIBLE MATCH

HEAD,LINEAR ACTUATING CYLINDER

2640-680X2 PIECE 4

3040-01-190-5926POSSIBLE MATCH

LEVER,REMOTE CONTROL

71721-21X5 PIECE 6

3040-01-190-5929POSSIBLE MATCH

PISTON,LINEAR ACTUATING CYLINDER

2180772 PIECE 6

3010-01-190-5930POSSIBLE MATCH

CYLINDER,ACTUATOR

2640-680X2 PIECE 2

3010-01-190-5931POSSIBLE MATCH

CYLINDER,ACTUATOR

2640-680X2 PIECE 3

Frequently Asked Questions

What is NSN 3040-01-189-6632?

NSN 3040-01-189-6632 is a Plate,retaining,shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What NSN replaces 3040-01-189-6632?

6 possible matches (shared part number, not a government interchangeability claim): 3010-01-189-8671, 3040-01-189-8672, 3040-01-190-5926. Verify interchangeability with system specifications before substitution.

What are the specifications of 3040-01-189-6632?

Key specifications for 3040-01-189-6632: Mounting Hole Quantity: 6; Mounting Hole Diameter: 0.156 INCHES NOMINAL IN; Shape: ROUND; Outside Diameter: 3.000 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-189-6632 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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