PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3170Setscrew

Maremont Corp · NSN 5305-00-206-5993 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-206-5993 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-206-5993. Primary manufacturer part number: 3170.
Features
  • Setscrew — FSC 5305
  • Point Style: CUP
  • Nondefinitive Spec/std Data: 1 TYPE AND 4 STYLE
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Thread Series Designator: UNF
  • Fastener Length: 0.375 INCHES NOMINAL IN
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 5305-00-206-5993, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Maremont Corp. Government technical data includes 15 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-206-5993
Primary Part Number3170
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerMaremont Corp
StatusCANCELLED
Point StyleCUP
Nondefinitive Spec/std Data1 TYPE AND 4 STYLE
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Nominal Thread Diameter0.190 INCHES IN
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNF
Fastener Length0.375 INCHES NOMINAL IN
Thread Class3A A
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
Width Across Flats0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
Internal Drive StyleHEXAGON
Thread Quantity Per Inch32
Thread Length0.375 INCHES MINIMUM IN
Surface TreatmentCADMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4940-00-169-01393170 INTERCHANGEABLE
Body Assy,sand Blas
Metal Improvement Company, Llc Div Bensalem Division
1730-00-257-53563170 INTERCHANGEABLE
Sling,aircraft Maintenance
Allison Transmission Inc Dba Allison Transmission, Inc
5940-00-272-290850259-2 INTERCHANGEABLE
Terminal Board
Raytheon Company Dba Raytheon
5920-00-280-5006NFA15 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
4730-00-391-8970 INTERCHANGEABLE
Flange,pipe
5930-00-404-65273170 INTERCHANGEABLE
Actuator
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
5310-00-440-35043170 INTERCHANGEABLE
Washer,key
L3 Technologies, Inc. Div L3 Keo
1005-00-654-5172 INTERCHANGEABLE
Plunger,bolt Stop
6640-00-865-08173170 INTERCHANGEABLE
Tray,utility,laboratory
Corning Glass Works
5950-01-050-0582655122 INTERCHANGEABLE
Transformer,power
Cae Usa Inc.
Cross-Reference Index
Part NumberManufacturer
FFS200 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
3170 PRIMARY Maremont Corp (USA)
Related Parts
4940-00-169-0139INTERCHANGEABLE
BODY ASSY,SAND BLAS
3170
1730-00-257-5356INTERCHANGEABLE
SLING,AIRCRAFT MAINTENANCE
3170
5940-00-272-2908INTERCHANGEABLE
TERMINAL BOARD
50259-2
5920-00-280-5006INTERCHANGEABLE
FUSE,CARTRIDGE
NFA15
4730-00-391-8970INTERCHANGEABLE
FLANGE,PIPE
5930-00-404-6527INTERCHANGEABLE
ACTUATOR
3170
5310-00-440-3504INTERCHANGEABLE
WASHER,KEY
3170
1005-00-654-5172INTERCHANGEABLE
PLUNGER,BOLT STOP
6640-00-865-0817INTERCHANGEABLE
TRAY,UTILITY,LABORATORY
3170
5950-01-050-0582INTERCHANGEABLE
TRANSFORMER,POWER
655122
2530-01-081-9694INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
3170
5985-01-094-2728INTERCHANGEABLE
COUPLER,ROTARY,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 5305-00-206-5993?

NSN 5305-00-206-5993 is a Setscrew, manufactured by Maremont Corp, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-206-5993?

NSN 5305-00-206-5993 has 2 cross-referenced part numbers: FFS200 (Federal Specifications Promulgated by General Services Administration Washington DC), 3170 (Maremont Corp).

What NSN replaces 5305-00-206-5993?

There are 12 known substitutes for 5305-00-206-5993: 4940-00-169-0139, 1730-00-257-5356, 5940-00-272-2908 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3170?

Key specifications for 3170: Point Style: CUP; Nondefinitive Spec/std Data: 1 TYPE AND 4 STYLE; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Nominal Thread Diameter: 0.190 INCHES IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-206-5993 still in active supply?

NSN 5305-00-206-5993 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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