PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51963-107Setscrew

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-00-724-5887 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-724-5887 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-724-5887. Primary manufacturer part number: MS51963-107.
Features
  • Setscrew — FSC 5305
  • Width Across Flats: 0.188 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 16
  • Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Thread Length: 1.000 INCHES MAXIMUM IN
  • Point Style: CUP
  • Material: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 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 5305-00-724-5887, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-724-5887
Primary Part NumberMS51963-107
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Width Across Flats0.188 INCHES NOMINAL IN
Thread Quantity Per Inch16
Surface Treatment Document and ClassificationQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Thread Length1.000 INCHES MAXIMUM IN
Point StyleCUP
MaterialSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
Internal Drive StyleHEXAGON
Thread Class3A A
Thread DirectionRIGHT-HAND
Head StyleHEADLESS (SETSCREW)
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Fastener Length1.000 INCHES NOMINAL IN
Nominal Thread Diameter0.375 INCHES IN
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5330-00-641-4277600-701-9/16 INTERCHANGEABLE
Packing with Retainer
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
9540-01-071-5883 INTERCHANGEABLE
Angle,structural
5930-01-417-629428279 INTERCHANGEABLE
Switch,sensitive
Banner Engineering Corp.
Cross-Reference Index
Part NumberManufacturer
MS51963-107 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
28279 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
91105947 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
MS51963-107 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FFS200 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
0740839 General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE)
59A26PC66 Ametek Inc Schutte and Koerting Div (USA)
Related Parts
5330-00-641-4277INTERCHANGEABLE
PACKING WITH RETAINER
600-701-9/16
9540-01-071-5883INTERCHANGEABLE
ANGLE,STRUCTURAL
5930-01-417-6294INTERCHANGEABLE
SWITCH,SENSITIVE
28279

Frequently Asked Questions

What is NSN 5305-00-724-5887?

NSN 5305-00-724-5887 is a Setscrew, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-724-5887?

NSN 5305-00-724-5887 has 7 cross-referenced part numbers: MS51963-107 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 28279 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 91105947 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), MS51963-107 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FFS200 (Federal Specifications Promulgated by General Services Administration Washington DC) and 2 more.

What NSN replaces 5305-00-724-5887?

There are 3 known substitutes for 5305-00-724-5887: 5330-00-641-4277, 9540-01-071-5883, 5930-01-417-6294. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51963-107?

Key specifications for MS51963-107: Width Across Flats: 0.188 INCHES NOMINAL IN; Thread Quantity Per Inch: 16; Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: CADMIUM AND CHROMATE OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-724-5887 still in active supply?

NSN 5305-00-724-5887 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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