PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FF-S-200Setscrew

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5305-01-015-6631 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-015-6631 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-015-6631. Primary manufacturer part number: FF-S-200.
Features
  • Setscrew — FSC 5305
  • Thread Length: 0.375 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Departure From Cited Document: AS MODIFIED BY MATERIAL
  • Internal Drive Style: HEXAGON
  • Material: NICKEL ALLOY 400 OVERALL
  • Width Across Flats: 0.188 INCHES NOMINAL IN
  • Thread Class: 3A A
Applications
  • Applications requiring Nickel Alloy 400 Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-01-015-6631, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-015-6631
Primary Part NumberFF-S-200
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Thread Length0.375 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Departure From Cited DocumentAS MODIFIED BY MATERIAL
Internal Drive StyleHEXAGON
MaterialNICKEL ALLOY 400 OVERALL
Width Across Flats0.188 INCHES NOMINAL IN
Thread Class3A A
Nominal Thread Diameter0.375 INCHES IN
Head StyleHEADLESS (SETSCREW)
Fastener Length0.375 INCHES NOMINAL IN
Point StyleCUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nondefinitive Spec/std Data1 TYPE AND 4 STYLE
Thread Quantity Per Inch16
Material Document and ClassificationQQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5305-00-022-3088FF-S-200B INTERCHANGEABLE
Setscrew
Defense Logistics Agency Dba Defense Supply Center Philadelphia
5305-00-043-2393 INTERCHANGEABLE
Setscrew
5305-00-297-2935 INTERCHANGEABLE
Setscrew
5305-00-375-7417R126PCSP37 INTERCHANGEABLE
Setscrew
Circor Naval Solutions Llc Dba Warren Pumps
5305-00-395-4184 INTERCHANGEABLE
Setscrew
5305-00-436-7127 INTERCHANGEABLE
Setscrew
5305-00-702-4532NASM51981-74 INTERCHANGEABLE
Setscrew
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-724-7276NASM51966 INTERCHANGEABLE
Setscrew
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-823-5719 INTERCHANGEABLE
Setscrew
5305-01-057-0866NAS1081-3A8P INTERCHANGEABLE
Setscrew
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
FF-S-200 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
FF-S-200B Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5305-00-022-3088INTERCHANGEABLE
SETSCREW
FF-S-200B
5305-00-043-2393INTERCHANGEABLE
SETSCREW
5305-00-297-2935INTERCHANGEABLE
SETSCREW
5305-00-375-7417INTERCHANGEABLE
SETSCREW
R126PCSP37
5305-00-395-4184INTERCHANGEABLE
SETSCREW
5305-00-436-7127INTERCHANGEABLE
SETSCREW
5305-00-702-4532INTERCHANGEABLE
SETSCREW
NASM51981-74
5305-00-724-7276INTERCHANGEABLE
SETSCREW
NASM51966
5305-00-823-5719INTERCHANGEABLE
SETSCREW
5305-01-057-0866INTERCHANGEABLE
SETSCREW
NAS1081-3A8P

Frequently Asked Questions

What is NSN 5305-01-015-6631?

NSN 5305-01-015-6631 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 5305-01-015-6631?

NSN 5305-01-015-6631 has 2 cross-referenced part numbers: FF-S-200 (Federal Specifications Promulgated by General Services Administration Washington DC), FF-S-200B (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5305-01-015-6631?

There are 10 known substitutes for 5305-01-015-6631: 5305-00-022-3088, 5305-00-043-2393, 5305-00-297-2935 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FF-S-200?

Key specifications for FF-S-200: Thread Length: 0.375 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Departure From Cited Document: AS MODIFIED BY MATERIAL; Internal Drive Style: HEXAGON. 15 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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