PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8294Washer,spring Tension

Mid-America Aerotech, Llc · NSN 5310-00-515-8273 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-515-8273 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-515-8273. Primary manufacturer part number: 8294.
Features
  • Washer,spring Tension — FSC 5310
  • Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 302 OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Outside Diameter: 0.480 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
  • Material Thickness: 0.018 INCHES NOMINAL IN
  • Hole Diameter: 0.291 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
  • 5 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Mechanical energy storage
  • Vibration dampening
General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-00-515-8273, is classified within Federal Supply Class 5310 (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 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-515-8273
Primary Part Number8294
Item NameWasher,spring Tension
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMid-America Aerotech, Llc
StatusCANCELLED
Material Document and ClassificationMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 302 OVERALL
Surface TreatmentPASSIVATE OVERALL
Outside Diameter0.480 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
Material Thickness0.018 INCHES NOMINAL IN
Hole Diameter0.291 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5330-00-145-135722149A INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
5305-00-206-70058294 INTERCHANGEABLE
Screw,machine
Te Connectivity Corporation
5935-00-295-5356 INTERCHANGEABLE
Connector,plug,electrical
4730-00-622-56968294 INTERCHANGEABLE
Bolt,fluid Passage
Titan Distribution Inc Dba Titan Tire
5950-00-647-6453 INTERCHANGEABLE
Reactor
5330-01-114-234270207-01014-103 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
2925-01-350-83728294 INTERCHANGEABLE
End Bell,electrical Rotating Equ
Kearfott Corp Div Kearfott Corporation
Cross-Reference Index
Part NumberManufacturer
8294 E-Systems Inc Montek Div Fluid Controls Opns (USA)
8528077 Us Army Aviation and Missile Command (USA)
8294 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
8294 Moog Inc (USA)
8294 PRIMARY Mid-America Aerotech, Llc (USA)
Related Parts
5330-00-145-1357INTERCHANGEABLE
GASKET
22149A
5305-00-206-7005INTERCHANGEABLE
SCREW,MACHINE
8294
5935-00-295-5356INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4730-00-622-5696INTERCHANGEABLE
BOLT,FLUID PASSAGE
8294
5950-00-647-6453INTERCHANGEABLE
REACTOR
5330-01-114-2342INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
70207-01014-103
2925-01-350-8372INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
8294

Frequently Asked Questions

What is NSN 5310-00-515-8273?

NSN 5310-00-515-8273 is a Washer,spring Tension, manufactured by Mid-America Aerotech, Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-515-8273?

NSN 5310-00-515-8273 has 5 cross-referenced part numbers: 8294 (E-Systems Inc Montek Div Fluid Controls Opns), 8528077 (Us Army Aviation and Missile Command), 8294 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City), 8294 (Moog Inc), 8294 (Mid-America Aerotech, Llc).

What NSN replaces 5310-00-515-8273?

There are 7 known substitutes for 5310-00-515-8273: 5330-00-145-1357, 5305-00-206-7005, 5935-00-295-5356 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8294?

Key specifications for 8294: Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 302 OVERALL; Surface Treatment: PASSIVATE OVERALL; Overall Height: 0.085 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-515-8273 still in active supply?

NSN 5310-00-515-8273 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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