PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12Z1007-66Screw,cap,socket Head

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5305-00-988-7609 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-988-7609 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-988-7609. Primary manufacturer part number: 12Z1007-66.
Features
  • Screw,cap,socket Head — FSC 5305
  • Head Height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Minimum Tensile Strength: 80000 POUNDS PER SQUARE INCH LBS
  • Thread Quantity Per Inch: 24
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Width Across Flats: 0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 302 or Steel Comp 303 or Steel Comp 304 or Steel Comp 305 or Steel Comp 316 Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-988-7609, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 11 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
NSN5305-00-988-7609
Primary Part Number12Z1007-66
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusCANCELLED
Head Height0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Minimum Tensile Strength80000 POUNDS PER SQUARE INCH LBS
Thread Quantity Per Inch24
Nominal Thread Diameter0.190 INCHES IN
Width Across Flats0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Surface TreatmentPASSIVATE OVERALL
Internal Drive StyleHEXAGON
Head Diameter0.303 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
Thread Class3A A
Hardness Rating80.0 ROCKWELL B MINIMUM OVERALL
Minimum Yield Strength30000 POUNDS PER SQUARE INCH LBS
Head StyleFLAT CHAMFER
Fastener Length0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
Thread Length0.651 INCHES MINIMUM AND 0.734 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-043-4551H2212PC31 INTERCHANGEABLE
Setscrew
Siemens Energy, Inc.
5305-00-274-0720 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-514-7728 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-545-8374 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-577-546212378PCM326 INTERCHANGEABLE
Screw,cap,hexagon Head
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5310-00-582-8444 INTERCHANGEABLE
Nut,plain,hexagon
5305-00-614-0245 INTERCHANGEABLE
Screw,machine
5310-00-619-5792 INTERCHANGEABLE
Nut,plain,hexagon
5305-00-639-0914 INTERCHANGEABLE
Screw,machine
5310-00-682-5834 INTERCHANGEABLE
Nut,plain,hexagon
Cross-Reference Index
Part NumberManufacturer
5305PL2266975 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MS16995-38 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
100A900031 Zf Industrieantriebe Witten Gmbh (DEU)
5305009887609 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
MILS933 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS16995-14 Zf Industrieantriebe Witten Gmbh (DEU)
003-007868-038 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
92A2Z173-316 Zf Industrieantriebe Witten Gmbh (DEU)
12Z1007-66 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
MS35461-14 Zf Industrieantriebe Witten Gmbh (DEU)
MS16995-38 Lockheed Martin Australia Electronic Systems Pty Ltd (AUS)
MS16995-38 Lockheed Martin Australia Pty Ltd (AUS)
MS16995-38 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MS16995-38 Ufc Aerospace Corp. (USA)
Related Parts
5305-00-043-4551INTERCHANGEABLE
SETSCREW
H2212PC31
5305-00-274-0720INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-514-7728INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-545-8374INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-577-5462INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12378PCM326
5310-00-582-8444INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5305-00-614-0245INTERCHANGEABLE
SCREW,MACHINE
5310-00-619-5792INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5305-00-639-0914INTERCHANGEABLE
SCREW,MACHINE
5310-00-682-5834INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-00-720-8392INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5305-00-883-8689INTERCHANGEABLE
SCREW,MACHINE
60-19-6579

Frequently Asked Questions

What is NSN 5305-00-988-7609?

NSN 5305-00-988-7609 is a Screw,cap,socket Head, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-988-7609?

NSN 5305-00-988-7609 has 14 cross-referenced part numbers: 5305PL2266975 (Jednolity Indeks Materialowy - Uniform Material Index), MS16995-38 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 100A900031 (Zf Industrieantriebe Witten Gmbh), 5305009887609 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), MILS933 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 9 more.

What NSN replaces 5305-00-988-7609?

There are 12 known substitutes for 5305-00-988-7609: 5305-00-043-4551, 5305-00-274-0720, 5305-00-514-7728 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12Z1007-66?

Key specifications for 12Z1007-66: Head Height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Minimum Tensile Strength: 80000 POUNDS PER SQUARE INCH LBS; Thread Quantity Per Inch: 24. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-988-7609 still in active supply?

NSN 5305-00-988-7609 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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