PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

79034Seat,helical Compression Spring

Pti Technologies Inc. · NSN 5340-01-144-8091 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-144-8091 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-144-8091. Primary manufacturer part number: 79034.
Features
  • Seat,helical Compression Spring — FSC 5340
  • 4 verified cross-references
  • Primary manufacturer: Pti Technologies Inc.
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-144-8091, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pti Technologies Inc.. This item has 4 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. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-144-8091
Primary Part Number79034
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerPti Technologies Inc.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 5
No Item Name Available
5306-01-723-310779034-4-24 SUCCESSOR
Bolt,machine
Sps Technologies, Llc Dba PB Fasteners
3110-00-843-4564M86649 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
3120-01-165-1415 INTERCHANGEABLE
Bearing,washer,thrust
5305-01-664-039979034 INTERCHANGEABLE
Screw,cap,socket Head
Fastenal Company
Cross-Reference Index
Part NumberManufacturer
79034 Pti Technologies Inc. (USA)
79034 Vacco Industries (USA)
73569 Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
79034 Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
Related Parts
5340-01-094-5676SUCCESSOR
NO ITEM NAME AVAILABLE
5306-01-723-3107SUCCESSOR
BOLT,MACHINE
79034-4-24
3110-00-843-4564INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
M86649
3120-01-165-1415INTERCHANGEABLE
BEARING,WASHER,THRUST
5305-01-664-0399INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
79034

Frequently Asked Questions

What is NSN 5340-01-144-8091?

NSN 5340-01-144-8091 is a Seat,helical Compression Spring, manufactured by Pti Technologies Inc., classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-01-144-8091?

NSN 5340-01-144-8091 has 4 cross-referenced part numbers: 79034 (Pti Technologies Inc.), 79034 (Vacco Industries), 73569 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 79034 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator).

What NSN replaces 5340-01-144-8091?

There are 5 known substitutes for 5340-01-144-8091: 5340-01-094-5676, 5306-01-723-3107, 3110-00-843-4564 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 79034?

Key specifications for 79034: End Item Identification: UH-60 TURBINE ENGINE, ROTARY WING AIRCRAFT. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-01-144-8091 still in active supply?

NSN 5340-01-144-8091 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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