PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FFS85TYPE1STYLE10SScrew,machine

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5305-00-271-2080 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-271-2080 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-271-2080. Primary manufacturer part number: FFS85TYPE1STYLE10S.
Features
  • Screw,machine — FSC 5305
  • Thread Quantity Per Inch: 16
  • Fastener Length: 1.000 INCHES NOMINAL IN
  • Thread Length: 0.875 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
  • Screw Material: STEEL CORROSION RESISTING
  • Screw Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE
  • Minimum Tensile Strength: 80000 POUNDS PER SQUARE INCH LBS
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-271-2080, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-271-2080
Primary Part NumberFFS85TYPE1STYLE10S
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Thread Quantity Per Inch16
Fastener Length1.000 INCHES NOMINAL IN
Thread Length0.875 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Screw MaterialSTEEL CORROSION RESISTING
Screw Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE
Minimum Tensile Strength80000 POUNDS PER SQUARE INCH LBS
Thread DirectionRIGHT-HAND
Screw Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Nominal Thread Diameter0.375 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Internal Drive StyleCROSS RECESS TYPE 1
Head Height0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
Nondefinitive Spec/std Data1 TYPE AND 10S STYLE
Width Between Flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Screw Surface TreatmentPASSIVATE
Thread Class2A A
Head StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5306-00-206-19141-33ALT1PC6 INTERCHANGEABLE
Bolt,machine
The Dewey Electronics Corporation Div Pitometer Log Division
5305-00-271-2065280451PC28 INTERCHANGEABLE
Screw,machine
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5305-00-271-2067 INTERCHANGEABLE
Screw,machine
5305-00-271-2068T304 INTERCHANGEABLE
Screw,machine
All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners
5305-00-272-1499183300PC21 INTERCHANGEABLE
Screw,machine
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5305-00-275-9933 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
FFS85TYPE1STYLE10S Federal Specifications Promulgated by General Services Administration Washington DC (USA)
43S79015-1900 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5306-00-206-1914INTERCHANGEABLE
BOLT,MACHINE
1-33ALT1PC6
5305-00-271-2065INTERCHANGEABLE
SCREW,MACHINE
280451PC28
5305-00-271-2067INTERCHANGEABLE
SCREW,MACHINE
5305-00-271-2068INTERCHANGEABLE
SCREW,MACHINE
T304
5305-00-272-1499INTERCHANGEABLE
SCREW,MACHINE
183300PC21
5305-00-275-9933INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5305-00-271-2080?

NSN 5305-00-271-2080 is a Screw,machine, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-271-2080?

NSN 5305-00-271-2080 has 2 cross-referenced part numbers: FFS85TYPE1STYLE10S (Federal Specifications Promulgated by General Services Administration Washington DC), 43S79015-1900 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5305-00-271-2080?

There are 6 known substitutes for 5305-00-271-2080: 5306-00-206-1914, 5305-00-271-2065, 5305-00-271-2067 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FFS85TYPE1STYLE10S?

Key specifications for FFS85TYPE1STYLE10S: Thread Quantity Per Inch: 16; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 0.875 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Screw Material: STEEL CORROSION RESISTING. 17 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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