PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

693001Seat,helical Compression Spring

Hamilton Sundstrand Corporation · NSN 5340-00-977-8277 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-977-8277 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-977-8277. Primary manufacturer part number: 693001.
Features
  • Seat,helical Compression Spring — FSC 5340
  • End Diameter: 0.5940 INCHES NOMINAL IN
  • Countersink Diameter: 0.5310 INCHES NOMINAL IN
  • Distance From End to First Step: 0.7650 INCHES NOMINAL IN
  • Design Type: SOLID
  • Surface Treatment: PASSIVATE
  • Material: STEEL
  • Style Designator: SEAT
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel construction
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-977-8277, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-977-8277
Primary Part Number693001
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation
StatusACTIVE
End Diameter0.5940 INCHES NOMINAL IN
Countersink Diameter0.5310 INCHES NOMINAL IN
Distance From End to First Step0.7650 INCHES NOMINAL IN
Design TypeSOLID
Surface TreatmentPASSIVATE
MaterialSTEEL
Style DesignatorSEAT
Bore Diameter0.4530 INCHES NOMINAL IN
Countersink Angle in Deg30.0
First Step Diameter0.9060 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 3
6105-00-152-382569-3001 INTERCHANGEABLE
Motor,alternating Current
Photo-Sonics, Inc. Dba Photo-Sonics Inc Div Photo-Sonics
6105-00-688-53663760 INTERCHANGEABLE
Motor,alternating Current
Aerocontrolex Group, Inc. Div Talley Actuators
4730-01-201-8354693-001-1 INTERCHANGEABLE
Fitting
Vermeer Manufacturing Company Dba Vermeer Corporation
Cross-Reference Index
Part NumberManufacturer
693001 PRIMARY Hamilton Sundstrand Corporation (USA)
Related Parts
6105-00-152-3825INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
69-3001
6105-00-688-5366INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
3760
4730-01-201-8354INTERCHANGEABLE
FITTING
693-001-1

Frequently Asked Questions

What is NSN 5340-00-977-8277?

NSN 5340-00-977-8277 is a Seat,helical Compression Spring, manufactured by Hamilton Sundstrand Corporation, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-977-8277?

NSN 5340-00-977-8277 has 1 cross-referenced part number: 693001 (Hamilton Sundstrand Corporation).

What NSN replaces 5340-00-977-8277?

There are 3 known substitutes for 5340-00-977-8277: 6105-00-152-3825, 6105-00-688-5366, 4730-01-201-8354. Verify interchangeability with system specifications before substitution.

What are the specifications of 693001?

Key specifications for 693001: End Diameter: 0.5940 INCHES NOMINAL IN; Countersink Diameter: 0.5310 INCHES NOMINAL IN; Distance From End to First Step: 0.7650 INCHES NOMINAL IN; Design Type: SOLID. 12 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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