PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51861&35Screw,tapping

Zf Industrieantriebe Witten Gmbh · NSN 5305-00-432-4170 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-432-4170 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-432-4170. Primary manufacturer part number: MS51861&35.
Features
  • Screw,tapping — FSC 5305
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Material: STEEL OVERALL
  • Fastener Length: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
  • Nonmachine Nominal Thread Diameter: 0.164 INCHES IN
  • Nondefinitive Spec/std Data: AB TYPE
  • Head Style: PAN
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE 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 5305-00-432-4170, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Zf Industrieantriebe Witten Gmbh. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-432-4170
Primary Part NumberMS51861&35
Item NameScrew,tapping
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerZf Industrieantriebe Witten Gmbh
StatusCANCELLED
Surface TreatmentCADMIUM AND CHROMATE OVERALL
MaterialSTEEL OVERALL
Fastener Length0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
Nonmachine Nominal Thread Diameter0.164 INCHES IN
Nondefinitive Spec/std DataAB TYPE
Head StylePAN
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Internal Drive StyleCROSS RECESS TYPE 1
Nonmachine Thread StyleGIMLET POINT (TYPE A, AB OR BA)
Head Height0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN
Head Diameter0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
Features ProvidedCASEHARDENED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5305-00-057-9612 INTERCHANGEABLE
Screw,tapping
2915-00-093-406342122 INTERCHANGEABLE
Guide,element,fuel
Parker Hannifin Corporation Div Aerospace Group Headquarters
2940-00-459-665042122 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5999-00-674-5784 INTERCHANGEABLE
Heater,thermal Release
5950-01-016-83665905148G1 INTERCHANGEABLE
Transformer,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5950-01-248-223942122 INTERCHANGEABLE
Reactor
Vanguard Electronics, Llc
3040-01-309-98764212-2 INTERCHANGEABLE
Lever,remote Control
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-01-515-877942122 INTERCHANGEABLE
Plug,port
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
MS51861&35 Zf Industrieantriebe Witten Gmbh (DEU)
YK0003 Lift-a-Loft, Llc (USA)
5305004324170 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
42122 Federal Screw Products, Inc. (USA)
5305004324170 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
MS24641-37 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS51861-35 Leonardo Spa Helicopters Division - Production Site (ITA)
5305PL0828029 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MS24621-30 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS24637-23 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS51861-35 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FFS107 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5305-00-057-9612INTERCHANGEABLE
SCREW,TAPPING
2915-00-093-4063INTERCHANGEABLE
GUIDE,ELEMENT,FUEL
42122
2940-00-459-6650INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42122
5999-00-674-5784INTERCHANGEABLE
HEATER,THERMAL RELEASE
5950-01-016-8366INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5905148G1
5950-01-248-2239INTERCHANGEABLE
REACTOR
42122
3040-01-309-9876INTERCHANGEABLE
LEVER,REMOTE CONTROL
4212-2
4730-01-515-8779INTERCHANGEABLE
PLUG,PORT
42122

Frequently Asked Questions

What is NSN 5305-00-432-4170?

NSN 5305-00-432-4170 is a Screw,tapping, manufactured by Zf Industrieantriebe Witten Gmbh, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-432-4170?

NSN 5305-00-432-4170 has 12 cross-referenced part numbers: MS51861&35 (Zf Industrieantriebe Witten Gmbh), YK0003 (Lift-a-Loft, Llc), 5305004324170 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), 42122 (Federal Screw Products, Inc.), 5305004324170 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales) and 7 more.

What NSN replaces 5305-00-432-4170?

There are 8 known substitutes for 5305-00-432-4170: 5305-00-057-9612, 2915-00-093-4063, 2940-00-459-6650 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51861&35?

Key specifications for MS51861&35: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Material: STEEL OVERALL; Fastener Length: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN; Nonmachine Nominal Thread Diameter: 0.164 INCHES IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-432-4170 still in active supply?

NSN 5305-00-432-4170 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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