PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FFS92Screw,machine

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5305-00-270-2893 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-270-2893 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-270-2893. Primary manufacturer part number: FFS92.
Features
  • Screw,machine — FSC 5305
  • Thread Quantity Per Inch: 56
  • Nondefinitive Spec/std Data: 1 TYPE AND 4S STYLE
  • Screw Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE
  • Fastener Length: 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
  • Screw Material Document and Classification: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
  • Thread Class: 2A A
  • Screw Surface Treatment: CADMIUM
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-270-2893, 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 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-270-2893
Primary Part NumberFFS92
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Thread Quantity Per Inch56
Nondefinitive Spec/std Data1 TYPE AND 4S STYLE
Screw Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE
Fastener Length0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Screw Material Document and ClassificationQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
Thread Class2A A
Screw Surface TreatmentCADMIUM
Head Diameter0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
Head StyleFILLISTER
Nominal Thread Diameter0.086 INCHES IN
Head Height0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
Thread Length0.089 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Minimum Tensile Strength60000 POUNDS PER SQUARE INCH LBS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Screw MaterialSTEEL
Internal Drive StyleCROSS RECESS TYPE 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-144-3889 INTERCHANGEABLE
Screw,machine
5305-00-144-3894 INTERCHANGEABLE
Screw,machine
5305-00-174-0699 INTERCHANGEABLE
Screw,machine
5305-00-174-0707 INTERCHANGEABLE
Screw,machine
5305-00-270-2905 INTERCHANGEABLE
Screw,machine
5305-00-282-4050NASM35275-222 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-282-4180 INTERCHANGEABLE
Screw,machine
5305-00-282-4189 INTERCHANGEABLE
Screw,machine
5305-00-282-4344 INTERCHANGEABLE
Screw,machine
5305-00-286-0205 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
FFS92 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
4-40NC2AX1-4 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
2220 Federal Screw Products, Inc. (USA)
AN500 Air Force-Navy Aeronautical Specifications Promulgated by Aeronautical Standards Group
Related Parts
5305-00-144-3889INTERCHANGEABLE
SCREW,MACHINE
5305-00-144-3894INTERCHANGEABLE
SCREW,MACHINE
5305-00-174-0699INTERCHANGEABLE
SCREW,MACHINE
5305-00-174-0707INTERCHANGEABLE
SCREW,MACHINE
5305-00-270-2905INTERCHANGEABLE
SCREW,MACHINE
5305-00-282-4050INTERCHANGEABLE
SCREW,MACHINE
NASM35275-222
5305-00-282-4180INTERCHANGEABLE
SCREW,MACHINE
5305-00-282-4189INTERCHANGEABLE
SCREW,MACHINE
5305-00-282-4344INTERCHANGEABLE
SCREW,MACHINE
5305-00-286-0205INTERCHANGEABLE
SCREW,MACHINE
5305-00-297-8199INTERCHANGEABLE
SCREW,MACHINE
5305-00-297-8200INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5305-00-270-2893?

NSN 5305-00-270-2893 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 5305-00-270-2893?

NSN 5305-00-270-2893 has 4 cross-referenced part numbers: FFS92 (Federal Specifications Promulgated by General Services Administration Washington DC), 4-40NC2AX1-4 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 2220 (Federal Screw Products, Inc.), AN500 (Air Force-Navy Aeronautical Specifications Promulgated by Aeronautical Standards Group).

What NSN replaces 5305-00-270-2893?

There are 12 known substitutes for 5305-00-270-2893: 5305-00-144-3889, 5305-00-144-3894, 5305-00-174-0699 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FFS92?

Key specifications for FFS92: Thread Quantity Per Inch: 56; Nondefinitive Spec/std Data: 1 TYPE AND 4S STYLE; Screw Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE; Fastener Length: 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN. 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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