PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FFS103Setscrew

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5305-00-545-8466 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-545-8466 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-545-8466. Primary manufacturer part number: FFS103.
Features
  • Setscrew — FSC 5305
  • Thread Length: 0.375 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 40
  • Width Across Flats: 0.062 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
  • Nondefinitive Spec/std Data: 3 TYPE AND 1 STYLE
  • Surface Treatment: PHOSPHATE OVERALL
  • Surface Treatment Document and Classification: MIL-C-16232,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
Applications
  • Applications requiring Steel Comp 4037 or Steel Comp 4137 or Steel Comp 4140 or Steel Comp 8630 or Steel Comp 8740 Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-00-545-8466, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-545-8466
Primary Part NumberFFS103
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Thread Length0.375 INCHES MAXIMUM IN
Thread Quantity Per Inch40
Width Across Flats0.062 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
Nondefinitive Spec/std Data3 TYPE AND 1 STYLE
Surface TreatmentPHOSPHATE OVERALL
Surface Treatment Document and ClassificationMIL-C-16232,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
Thread Series DesignatorUNF
MaterialSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
Nominal Thread Diameter0.138 INCHES IN
Point StyleFLAT
Thread DirectionRIGHT-HAND
Fastener Length0.375 INCHES MAXIMUM IN
Head StyleHEADLESS (SETSCREW)
Internal Drive StyleHEXAGON
Thread Class3A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6695-00-016-411310235 INTERCHANGEABLE
Meter Movement
Astronautics Corporation of America
5930-00-058-8598SM-C-430302 INTERCHANGEABLE
Switch,push
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5315-00-087-593010235 INTERCHANGEABLE
Pin,straight,headed
Paccar Winch Inc Dba Paccar Winch Division
6630-00-291-1856 INTERCHANGEABLE
Flask,saybolt Viscosity Test
5310-00-393-35214460P INTERCHANGEABLE
Nut,shaft
Naval Inventory Control Point Mechanicsburg
2540-01-007-2433 INTERCHANGEABLE
Arm,windshield Wiper
5999-01-087-7175 INTERCHANGEABLE
Mounting Pad,electrical-Electron
6510-01-186-775910235 INTERCHANGEABLE
Pad,sanitary
Kimberly-Clark Corporation
4310-01-379-9332 INTERCHANGEABLE
Filter Element,intake Air Cleane
5120-01-395-7078STP016 INTERCHANGEABLE
Hammer,hand
Nupla Corporation
Cross-Reference Index
Part NumberManufacturer
FFS103 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
10235 Kleinschmidt Inc (USA)
MILS933TYPEK Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS51028-29 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6695-00-016-4113INTERCHANGEABLE
METER MOVEMENT
10235
5930-00-058-8598INTERCHANGEABLE
SWITCH,PUSH
SM-C-430302
5315-00-087-5930INTERCHANGEABLE
PIN,STRAIGHT,HEADED
10235
6630-00-291-1856INTERCHANGEABLE
FLASK,SAYBOLT VISCOSITY TEST
5310-00-393-3521INTERCHANGEABLE
NUT,SHAFT
4460P
2540-01-007-2433INTERCHANGEABLE
ARM,WINDSHIELD WIPER
5999-01-087-7175INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
6510-01-186-7759INTERCHANGEABLE
PAD,SANITARY
10235
4310-01-379-9332INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
5120-01-395-7078INTERCHANGEABLE
HAMMER,HAND
STP016
5340-01-473-0447INTERCHANGEABLE
BRACKET,MOUNTING
VF-011

Frequently Asked Questions

What is NSN 5305-00-545-8466?

NSN 5305-00-545-8466 is a Setscrew, 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 5305-00-545-8466?

NSN 5305-00-545-8466 has 4 cross-referenced part numbers: FFS103 (Federal Specifications Promulgated by General Services Administration Washington DC), 10235 (Kleinschmidt Inc), MILS933TYPEK (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS51028-29 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5305-00-545-8466?

There are 11 known substitutes for 5305-00-545-8466: 6695-00-016-4113, 5930-00-058-8598, 5315-00-087-5930 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FFS103?

Key specifications for FFS103: Thread Length: 0.375 INCHES MAXIMUM IN; Thread Quantity Per Inch: 40; Width Across Flats: 0.062 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN; Nondefinitive Spec/std Data: 3 TYPE AND 1 STYLE. 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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