PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20684Guard,mechanical Drive

Lockwood Corp · NSN 3020-01-288-0838 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-288-0838 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-288-0838. Primary manufacturer part number: 20684.
Features
  • Guard,mechanical Drive — FSC 3020
  • 1 verified cross-reference
  • Primary manufacturer: Lockwood Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Guard,mechanical Drive, cataloged under National Stock Number 3020-01-288-0838, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lockwood Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-288-0838
Primary Part Number20684
Item NameGuard,mechanical Drive
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerLockwood Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5133-00-189-9273 INTERCHANGEABLE
Drill,twist
3455-00-516-504019841 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6240-01-419-5411F26DBX/SPX27/4P INTERCHANGEABLE
Lamp,fluorescent
General Electric Company Dba Ge
Cross-Reference Index
Part NumberManufacturer
20684 Lockwood Corp (USA)
Related Parts
5133-00-189-9273INTERCHANGEABLE
DRILL,TWIST
3455-00-516-5040INTERCHANGEABLE
REAMER,MACHINE
19841
6240-01-419-5411INTERCHANGEABLE
LAMP,FLUORESCENT
F26DBX/SPX27/4P

Frequently Asked Questions

What is NSN 3020-01-288-0838?

NSN 3020-01-288-0838 is a Guard,mechanical Drive, manufactured by Lockwood Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-288-0838?

NSN 3020-01-288-0838 has 1 cross-referenced part number: 20684 (Lockwood Corp).

What NSN replaces 3020-01-288-0838?

There are 3 known substitutes for 3020-01-288-0838: 5133-00-189-9273, 3455-00-516-5040, 6240-01-419-5411. Verify interchangeability with system specifications before substitution.

What are the specifications of 20684?

Key specifications for 20684: Special Features: W/2 MTG HOLES; End Item Identification: 3820-00-788-5999. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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