PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51861-26Screw,tapping

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-00-432-4165 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-432-4165 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-432-4165. Primary manufacturer part number: MS51861-26.
Features
  • Screw,tapping — FSC 5305
  • Nonmachine Nominal Thread Diameter: 0.138 INCHES IN
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Head Height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
  • Head Style: PAN
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,tapping, cataloged under National Stock Number 5305-00-432-4165, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-432-4165
Primary Part NumberMS51861-26
Item NameScrew,tapping
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Nonmachine Nominal Thread Diameter0.138 INCHES IN
Internal Drive StyleCROSS RECESS TYPE 1
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Head Height0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
Head StylePAN
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Nondefinitive Spec/std DataAB TYPE
Features ProvidedCASEHARDENED
Fastener Length0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
Head Diameter0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
Nonmachine Thread StyleGIMLET POINT (TYPE A, AB OR BA)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5930-00-156-668042113 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
2940-00-449-73881739547 INTERCHANGEABLE
Filter Element,intake Air Cleane
Chrysler Realty Company Llc Dba Daimler Chrysler
6625-00-979-9123122.900 INTERCHANGEABLE
Meter,arbitrary Scale
Rogerson Kratos
5835-01-105-617042113 INTERCHANGEABLE
Tape Break Sensor
Dictaphone Corporation
9390-01-351-1021EP-801 INTERCHANGEABLE
Nonmetallic Channel
Ain Plastics, Inc. Dba Tmx Ain Plastics
3020-01-514-841242113 INTERCHANGEABLE
Gear Rack
Moog Inc. Dba Ampac-Isp Corp
5306-01-595-009842113 INTERCHANGEABLE
Bolt,hook
Mcmaster-Carr Supply Company
Cross-Reference Index
Part NumberManufacturer
FFS107 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
42113ADX Airdale Express Llc Div Airdale Express (USA)
MS51861-26 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
42113 Federal Screw Products, Inc. (USA)
MS51861-26 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MS24621-19 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5305PL0725579 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5930-00-156-6680INTERCHANGEABLE
SWITCH,PRESSURE
42113
2940-00-449-7388INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
1739547
6625-00-979-9123INTERCHANGEABLE
METER,ARBITRARY SCALE
122.900
5835-01-105-6170INTERCHANGEABLE
TAPE BREAK SENSOR
42113
9390-01-351-1021INTERCHANGEABLE
NONMETALLIC CHANNEL
EP-801
3020-01-514-8412INTERCHANGEABLE
GEAR RACK
42113
5306-01-595-0098INTERCHANGEABLE
BOLT,HOOK
42113

Frequently Asked Questions

What is NSN 5305-00-432-4165?

NSN 5305-00-432-4165 is a Screw,tapping, 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 5305-00-432-4165?

NSN 5305-00-432-4165 has 7 cross-referenced part numbers: FFS107 (Federal Specifications Promulgated by General Services Administration Washington DC), 42113ADX (Airdale Express Llc Div Airdale Express), MS51861-26 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 42113 (Federal Screw Products, Inc.), MS51861-26 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use) and 2 more.

What NSN replaces 5305-00-432-4165?

There are 7 known substitutes for 5305-00-432-4165: 5930-00-156-6680, 2940-00-449-7388, 6625-00-979-9123 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51861-26?

Key specifications for MS51861-26: Nonmachine Nominal Thread Diameter: 0.138 INCHES IN; Internal Drive Style: CROSS RECESS TYPE 1; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Head Height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-432-4165 still in active supply?

NSN 5305-00-432-4165 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.
PartsTable Design LLC · partstable.com