PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

170749Guard,mechanical Drive

Telemechanics Inc · NSN 3020-00-021-1772 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-021-1772 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-021-1772. Primary manufacturer part number: 170749.
Features
  • Guard,mechanical Drive — FSC 3020
  • 3 verified cross-references
  • Primary manufacturer: Telemechanics Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Guard,mechanical Drive, cataloged under National Stock Number 3020-00-021-1772, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Telemechanics Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-021-1772
Primary Part Number170749
Item NameGuard,mechanical Drive
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3120-00-479-40161707-49 INTERCHANGEABLE
Bushing,sleeve
Cm Manufacturing Inc Dba Cm Manufacturing Inc
6730-00-832-8160131 7031 INTERCHANGEABLE
Remote Control Assembly
Eastman Kodak Co
Cross-Reference Index
Part NumberManufacturer
170749 At and T Corp (USA)
170749 American Telephone and Telegraph Co (USA)
170749 PRIMARY Telemechanics Inc (USA)
Related Parts
3120-00-479-4016INTERCHANGEABLE
BUSHING,SLEEVE
1707-49
6730-00-832-8160INTERCHANGEABLE
REMOTE CONTROL ASSEMBLY
131 7031

Frequently Asked Questions

What is NSN 3020-00-021-1772?

NSN 3020-00-021-1772 is a Guard,mechanical Drive, manufactured by Telemechanics Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-021-1772?

NSN 3020-00-021-1772 has 3 cross-referenced part numbers: 170749 (At and T Corp), 170749 (American Telephone and Telegraph Co), 170749 (Telemechanics Inc).

What NSN replaces 3020-00-021-1772?

There are 2 known substitutes for 3020-00-021-1772: 3120-00-479-4016, 6730-00-832-8160. Verify interchangeability with system specifications before substitution.

What are the specifications of 170749?

Key specifications for 170749: Overall Height: 0.063 INCHES NOMINAL IN; Overall Length: 1.000 INCHES NOMINAL IN; Overall Width: 0.844 INCHES NOMINAL IN. 3 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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