PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

75221Spring

Telemechanics Inc · NSN 5815-00-591-3062 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-00-591-3062 — this item is cataloged by the U.S. Government under National Stock Number 5815-00-591-3062. Primary manufacturer part number: 75221.
Features
  • Spring — FSC 5815
  • FSC Application Data: TELETYPE AND FACSIMILE EQUIPMENT
  • 3 verified cross-references
  • Primary manufacturer: Telemechanics Inc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring, cataloged under National Stock Number 5815-00-591-3062, 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 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5815-00-591-3062
Primary Part Number75221
Item NameSpring
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
FSC Application DataTELETYPE AND FACSIMILE EQUIPMENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
2530-00-397-63877522-1 INTERCHANGEABLE
Quadrant,swivel,parking Wheel
Saginaw Products Corporation Dba Cignys
5831-00-498-79817522-1 INTERCHANGEABLE
Plate,control
L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division
5975-00-578-3666 INTERCHANGEABLE
Box Connector,electrical
3110-00-618-0248 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Cross-Reference Index
Part NumberManufacturer
75221 PRIMARY Telemechanics Inc (USA)
75221 American Telephone and Telegraph Co (USA)
75221 At and T Corp (USA)
Related Parts
2530-00-397-6387INTERCHANGEABLE
QUADRANT,SWIVEL,PARKING WHEEL
7522-1
5831-00-498-7981INTERCHANGEABLE
PLATE,CONTROL
7522-1
5975-00-578-3666INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
3110-00-618-0248INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER

Frequently Asked Questions

What is NSN 5815-00-591-3062?

NSN 5815-00-591-3062 is a Spring, manufactured by Telemechanics Inc, classified under FSC 5815 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5815-00-591-3062?

NSN 5815-00-591-3062 has 3 cross-referenced part numbers: 75221 (Telemechanics Inc), 75221 (American Telephone and Telegraph Co), 75221 (At and T Corp).

What NSN replaces 5815-00-591-3062?

There are 4 known substitutes for 5815-00-591-3062: 2530-00-397-6387, 5831-00-498-7981, 5975-00-578-3666 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 75221?

Key specifications for 75221: FSC Application Data: TELETYPE AND FACSIMILE EQUIPMENT. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5815-00-591-3062 still in active supply?

NSN 5815-00-591-3062 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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