PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14773Seat,helical Compression Spring

Mid-America Aerotech, Llc · NSN 5340-00-075-9550 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-075-9550 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-075-9550. Primary manufacturer part number: 14773.
Features
  • Seat,helical Compression Spring — FSC 5340
  • Design Type: SOLID
  • Material Document and Classification: QQ-A-225/6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE
  • Material: ALUMINUM ALLOY 2024
  • FSC Application Data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
  • Surface Treatment: ANODIZE
  • Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
  • 4 verified cross-references
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-075-9550, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 6 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-075-9550
Primary Part Number14773
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerMid-America Aerotech, Llc
StatusACTIVE
Design TypeSOLID
Material Document and ClassificationQQ-A-225/6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE
MaterialALUMINUM ALLOY 2024
FSC Application DataAIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
Surface TreatmentANODIZE
Surface Treatment Document and ClassificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 3
5136-00-199-671654374 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
5910-00-234-255314773 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Dukane Seacom, Inc. Dba Dukane Seacom Inc
5365-01-084-7986DV-3-5 INTERCHANGEABLE
Ring,supporting
Robert H Wager Co Inc
Cross-Reference Index
Part NumberManufacturer
14773 Mid-America Aerotech, Llc (USA)
14773 Moog Inc (USA)
14773 E-Systems Inc Montek Div Fluid Controls Opns (USA)
14773 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
Related Parts
5136-00-199-6716INTERCHANGEABLE
TAP,THREAD CUTTING
54374
5910-00-234-2553INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
14773
5365-01-084-7986INTERCHANGEABLE
RING,SUPPORTING
DV-3-5

Frequently Asked Questions

What is NSN 5340-00-075-9550?

NSN 5340-00-075-9550 is a Seat,helical Compression Spring, manufactured by Mid-America Aerotech, Llc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-075-9550?

NSN 5340-00-075-9550 has 4 cross-referenced part numbers: 14773 (Mid-America Aerotech, Llc), 14773 (Moog Inc), 14773 (E-Systems Inc Montek Div Fluid Controls Opns), 14773 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City).

What NSN replaces 5340-00-075-9550?

There are 3 known substitutes for 5340-00-075-9550: 5136-00-199-6716, 5910-00-234-2553, 5365-01-084-7986. Verify interchangeability with system specifications before substitution.

What are the specifications of 14773?

Key specifications for 14773: Design Type: SOLID; Material Document and Classification: QQ-A-225/6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE; Material: ALUMINUM ALLOY 2024; FSC Application Data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS. 6 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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