PartsTable TECHNICAL DATA SHEET

NSN 3020-01-328-2945Government record, cited

Guard, Mechanical Drive3020-01-328-2945

NSN 3020-01-328-2945 · NIIN 013282945 · Part number 1125922

Lake Shore Systems, Inc. · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 34712

Government record, cited

NSN 3020-01-328-2945 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-328-2945. Manufacturer of record part number: 1125922.

Also searched as 3020-01-328-2945 · 3020013282945 · NIIN 013282945 · 01-328-2945 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 34712 · 1125922 · 313554 · 313554 FIND 2

Nearby stock numbers ← 3020-01-328-2901 Gear Set, Spur, Matched · 3020-01-328-2946 Guard, Mechanical Drive →

Features

Guard,mechanical Drive — FSC 3020
Material: STEEL
2 manufacturer part numbers on file
Manufacturer of record: Lake Shore Systems, Inc.

Identification

NSN: 3020-01-328-2945
NIIN: 013282945
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 1125922
Manufacturer: Lake Shore Systems, Inc.

General Description

The Guard,mechanical Drive, cataloged under National Stock Number 3020-01-328-2945, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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	3020-01-328-2945
Primary Part Number	1125922
Item Name	Guard,mechanical Drive
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Lake Shore Systems, Inc.
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

⇄ Related Items 8

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

3020-01-328-29461125932 POSSIBLE MATCH

GUARD,MECHANICAL DRIVE

Possible match (shared part number)Lake Shore Systems, Inc.

3020-01-328-29471125962 POSSIBLE MATCH

GUARD,MECHANICAL DRIVE

Possible match (shared part number)Lake Shore Systems, Inc.

3020-01-328-29481116302 POSSIBLE MATCH

GUARD,MECHANICAL DRIVE

Possible match (shared part number)Lake Shore Systems, Inc.

3040-01-328-302818893 POSSIBLE MATCH

BRACKET,EYE,NONROTATING SHAFT

Possible match (shared part number)Lake Shore Systems, Inc.

3040-01-328-30291137482 POSSIBLE MATCH

BRACKET,EYE,NONROTATING SHAFT

Possible match (shared part number)Lake Shore Systems, Inc.

3040-01-328-30301125952 POSSIBLE MATCH

BRACKET,EYE,NONROTATING SHAFT

Possible match (shared part number)Lake Shore Systems, Inc.

3040-01-328-303119443 POSSIBLE MATCH

BRACKET,EYE,NONROTATING SHAFT

Possible match (shared part number)Lake Shore Systems, Inc.

3040-01-328-30421137472 POSSIBLE MATCH

CONNECTING LINK,RIGID

Possible match (shared part number)Lake Shore Systems, Inc.

Cross-Reference Index

Part Number	Manufacturer
1125922 PRIMARY	Lake Shore Systems, Inc. (USA)
313554 FIND 2	Lake Shore Systems, Inc. (USA)

Reference documents

Reference	Meaning
313554	D/9 Drawing number reference only Lake Shore Systems, Inc.

Related Parts

3020-01-328-2946POSSIBLE MATCH

GUARD,MECHANICAL DRIVE

1125932

3020-01-328-2947POSSIBLE MATCH

GUARD,MECHANICAL DRIVE

1125962

3020-01-328-2948POSSIBLE MATCH

GUARD,MECHANICAL DRIVE

1116302

3040-01-328-3028POSSIBLE MATCH

BRACKET,EYE,NONROTATING SHAFT

18893

3040-01-328-3029POSSIBLE MATCH

BRACKET,EYE,NONROTATING SHAFT

1137482

3040-01-328-3030POSSIBLE MATCH

BRACKET,EYE,NONROTATING SHAFT

1125952

3040-01-328-3031POSSIBLE MATCH

BRACKET,EYE,NONROTATING SHAFT

19443

3040-01-328-3042POSSIBLE MATCH

CONNECTING LINK,RIGID

1137472

Frequently Asked Questions

What is NSN 3020-01-328-2945?

NSN 3020-01-328-2945 is a Guard,mechanical Drive, manufactured by Lake Shore Systems, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-328-2945?

NSN 3020-01-328-2945 has 2 manufacturer part numbers on file: 1125922 (Lake Shore Systems, Inc.), 313554 FIND 2 (Lake Shore Systems, Inc.).

What NSN replaces 3020-01-328-2945?

8 possible matches (shared part number, not a government interchangeability claim): 3020-01-328-2946, 3020-01-328-2947, 3020-01-328-2948. Verify interchangeability with system specifications before substitution.

What are the specifications of 1125922?

Key specifications for 1125922: Material: STEEL. 1 specification is documented in the U.S. Government catalog.

Is NSN 3020-01-328-2945 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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