PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51861-12Screw,tapping

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-00-140-8001 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-140-8001 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-140-8001. Primary manufacturer part number: MS51861-12.
Features
  • Screw,tapping — FSC 5305
  • Nonmachine Thread Style: GIMLET POINT (TYPE A, AB OR BA)
  • Nonmachine Nominal Thread Diameter: 0.112 INCHES IN
  • Features Provided: CASEHARDENED
  • Head Style: PAN
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Nondefinitive Spec/std Data: AB TYPE
  • Head Diameter: 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
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 5305-00-140-8001, 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 11 commercial cross-references from 11 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
NSN5305-00-140-8001
Primary Part NumberMS51861-12
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 Thread StyleGIMLET POINT (TYPE A, AB OR BA)
Nonmachine Nominal Thread Diameter0.112 INCHES IN
Features ProvidedCASEHARDENED
Head StylePAN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Nondefinitive Spec/std DataAB TYPE
Head Diameter0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Fastener Length0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
Head Height0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Internal Drive StyleCROSS RECESS TYPE 1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
4820-00-727-216042-100 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
1730-00-771-0814134GT1011 INTERCHANGEABLE
Shield,aircraft Ground Servicing
Northrop Grumman Systems Corporation
5330-01-329-378842100 INTERCHANGEABLE
Gasket
Sullair Corp
5998-01-527-435942100 INTERCHANGEABLE
Circuit Card Assembly
Consilium Marine Us Inc Dba Consilium Marine Us Inc
5895-01-574-170942100R INTERCHANGEABLE
Switching Set,communications
Echelon Corporation
6515-01-576-8537 INTERCHANGEABLE
Cement,bone,surgical
5310-01-587-587642100 INTERCHANGEABLE
Washer,key
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
42100 Federal Screw Products, Inc. (USA)
MS51861-127 Zf Industrieantriebe Witten Gmbh (DEU)
MS51861-12 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
27-3041H Apw Electronic Solutions (USA)
FFS107 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
5305001408001 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
65A131C52 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
9425893 PRIMARY General Motors Llc Dba General Motors Llc (USA)
MS51861-12 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
9425893 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
42100ADX Airdale Express Llc Div Airdale Express (USA)
Related Parts
4820-00-727-2160INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
42-100
1730-00-771-0814INTERCHANGEABLE
SHIELD,AIRCRAFT GROUND SERVICING
134GT1011
5330-01-329-3788INTERCHANGEABLE
GASKET
42100
5998-01-527-4359INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
42100
5895-01-574-1709INTERCHANGEABLE
SWITCHING SET,COMMUNICATIONS
42100R
6515-01-576-8537INTERCHANGEABLE
CEMENT,BONE,SURGICAL
5310-01-587-5876INTERCHANGEABLE
WASHER,KEY
42100

Frequently Asked Questions

What is NSN 5305-00-140-8001?

NSN 5305-00-140-8001 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 5305-00-140-8001?

NSN 5305-00-140-8001 has 11 cross-referenced part numbers: 42100 (Federal Screw Products, Inc.), MS51861-127 (Zf Industrieantriebe Witten Gmbh), MS51861-12 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 27-3041H (Apw Electronic Solutions), FFS107 (Federal Specifications Promulgated by General Services Administration Washington DC) and 6 more.

What NSN replaces 5305-00-140-8001?

There are 7 known substitutes for 5305-00-140-8001: 4820-00-727-2160, 1730-00-771-0814, 5330-01-329-3788 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51861-12?

Key specifications for MS51861-12: Nonmachine Thread Style: GIMLET POINT (TYPE A, AB OR BA); End Item Identification: ARMORED MULTI-PURPOSE VEHICLE (AMPV); Nonmachine Nominal Thread Diameter: 0.112 INCHES IN; Features Provided: CASEHARDENED. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-140-8001 still in active supply?

NSN 5305-00-140-8001 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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