PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

164538Teletypewriter Subassembly

Telemechanics Inc · NSN 5815-00-887-6504 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-00-887-6504 — this item is cataloged by the U.S. Government under National Stock Number 5815-00-887-6504. Primary manufacturer part number: 164538.
Features
  • Teletypewriter Subassembly — FSC 5815
  • Component Type and Quantity: 1 GEAR AND 1 SHAFT AND 1 CLIP
  • Overall Diameter: 0.750 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Telemechanics Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Teletypewriter Subassembly, cataloged under National Stock Number 5815-00-887-6504, is classified within Federal Supply Class 5815 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5815-00-887-6504
Primary Part Number164538
Item NameTeletypewriter Subassembly
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Component Type and Quantity1 GEAR AND 1 SHAFT AND 1 CLIP
Overall Diameter0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5330-00-005-0811164538 INTERCHANGEABLE
Packing with Retainer
Eaton Aerospace, Llc Dba Jackson South
6680-01-443-3396164538 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
164538 Zf Industrieantriebe Witten Gmbh (DEU)
164538 PRIMARY Telemechanics Inc (USA)
164538 American Telephone and Telegraph Co (USA)
164538 Daytel Mfg Inc (USA)
Related Parts
5330-00-005-0811INTERCHANGEABLE
PACKING WITH RETAINER
164538
6680-01-443-3396INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
164538

Frequently Asked Questions

What is NSN 5815-00-887-6504?

NSN 5815-00-887-6504 is a Teletypewriter Subassembly, manufactured by Telemechanics Inc, classified under FSC 5815 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5815-00-887-6504?

NSN 5815-00-887-6504 has 4 cross-referenced part numbers: 164538 (Zf Industrieantriebe Witten Gmbh), 164538 (Telemechanics Inc), 164538 (American Telephone and Telegraph Co), 164538 (Daytel Mfg Inc).

What NSN replaces 5815-00-887-6504?

There are 2 known substitutes for 5815-00-887-6504: 5330-00-005-0811, 6680-01-443-3396. Verify interchangeability with system specifications before substitution.

What are the specifications of 164538?

Key specifications for 164538: Component Type and Quantity: 1 GEAR AND 1 SHAFT AND 1 CLIP; Overall Diameter: 0.750 INCHES NOMINAL IN; Overall Length: 0.719 INCHES NOMINAL IN; End Item Identification: TELETYPEWRITER SET MODEL 37ASR. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5815-00-887-6504 still in active supply?

NSN 5815-00-887-6504 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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