PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

521258707Roller

Telemechanics Inc · NSN 5815-00-126-4149 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-00-126-4149 — this item is cataloged by the U.S. Government under National Stock Number 5815-00-126-4149. Primary manufacturer part number: 521258707.
Features
  • Roller — FSC 5815
  • FSC Application Data: TELETYPE AND FACSIMILE EQUIPMENT
  • 5 verified cross-references
  • Primary manufacturer: Telemechanics Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Roller, cataloged under National Stock Number 5815-00-126-4149, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5815-00-126-4149
Primary Part Number521258707
Item NameRoller
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
FSC Application DataTELETYPE AND FACSIMILE EQUIPMENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5998-00-237-9971300316 INTERCHANGEABLE
Circuit Card Assembly
Illinois Tool Works, Inc. Div Magnaflux
5950-00-470-5074300316 INTERCHANGEABLE
Transformer,power
Dranetz Technologies Inc
6130-00-548-0744736857-2 INTERCHANGEABLE
Rectifier,metallic
Honeywell Intl Inc Defense Avionics Systems
6625-01-412-4774300316 INTERCHANGEABLE
Tip,test Prod
Ostby Barton Test Probes Division Dba Everett Charles Technologies
1680-01-729-2778125870 INTERCHANGEABLE
Pod Section,aircraft
Arcturus Uav, Inc Dba Arcturus Uav Llc
Cross-Reference Index
Part NumberManufacturer
521258707 PRIMARY Telemechanics Inc (USA)
300-316 At and T Corp (USA)
125870 American Telephone and Telegraph Co (USA)
125870 At and T Corp (USA)
300-316 American Telephone and Telegraph Co (USA)
Related Parts
5998-00-237-9971INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
300316
5950-00-470-5074INTERCHANGEABLE
TRANSFORMER,POWER
300316
6130-00-548-0744INTERCHANGEABLE
RECTIFIER,METALLIC
736857-2
6625-01-412-4774INTERCHANGEABLE
TIP,TEST PROD
300316
1680-01-729-2778INTERCHANGEABLE
POD SECTION,AIRCRAFT
125870

Frequently Asked Questions

What is NSN 5815-00-126-4149?

NSN 5815-00-126-4149 is a Roller, manufactured by Telemechanics Inc, classified under FSC 5815 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5815-00-126-4149?

NSN 5815-00-126-4149 has 5 cross-referenced part numbers: 521258707 (Telemechanics Inc), 300-316 (At and T Corp), 125870 (American Telephone and Telegraph Co), 125870 (At and T Corp), 300-316 (American Telephone and Telegraph Co).

What NSN replaces 5815-00-126-4149?

There are 5 known substitutes for 5815-00-126-4149: 5998-00-237-9971, 5950-00-470-5074, 6130-00-548-0744 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 521258707?

Key specifications for 521258707: FSC Application Data: TELETYPE AND FACSIMILE EQUIPMENT. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5815-00-126-4149 still in active supply?

NSN 5815-00-126-4149 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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