PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51959-6Screw,machine

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-00-763-3357 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-763-3357 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-763-3357. Primary manufacturer part number: MS51959-6.
Features
  • Screw,machine — FSC 5305
  • Fastener Length: 0.438 INCHES NOMINAL IN
  • Minimum Tensile Strength: 80 POUNDS PER SQUARE INCH LBS
  • Screw Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
  • Head Style: FLAT COUNTERSUNK
  • Thread Class: 2A A
  • Thread Length: 0.402 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-763-3357, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-763-3357
Primary Part NumberMS51959-6
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Fastener Length0.438 INCHES NOMINAL IN
Minimum Tensile Strength80 POUNDS PER SQUARE INCH LBS
Screw MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
Head StyleFLAT COUNTERSUNK
Thread Class2A A
Thread Length0.402 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Screw Surface TreatmentPASSIVATE
Countersink Angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
Internal Drive StyleCROSS RECESS TYPE 1
Nominal Thread Diameter0.086 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch56
Head Diameter0.147 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
Screw Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5305-00-059-7693 INTERCHANGEABLE
Screw,machine
5305-00-071-1320 INTERCHANGEABLE
Screw,machine
2520-00-231-599122205 INTERCHANGEABLE
Parts Kit,friction Clutch
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
3120-00-352-646522205 INTERCHANGEABLE
Bearing,sleeve
Fwd Seagrave Holdings Lp
4330-00-420-7560 INTERCHANGEABLE
Filter Element,fluid
2815-01-074-827322205 INTERCHANGEABLE
Injector Assembly,f
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6515-01-164-8828222.05 INTERCHANGEABLE
Bone Plate
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
4330-01-225-9094 INTERCHANGEABLE
Filter Element,fluid
3455-01-388-268422205 INTERCHANGEABLE
Broach,machine
Dumont Corp the
7050-01-434-3352222-05 INTERCHANGEABLE
Decoder,computer
L3harris Maritime Power & Energy Solutions, Inc
Cross-Reference Index
Part NumberManufacturer
10125466 Nimikkeistokeskus Ncb Finland (FIN)
55-0210-13 Ohio Metal and Mfg Co (USA)
021.450518 Aim Infrarot-Module Gmbh (DEU)
112-1054-006 The Boeing Company Div Legacy Boeing Hb1 (USA)
MS51959-6 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AN505C2R7 Aeronautical Standards Group Dept of Navy and Air Force (USA)
MS51959-6 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
946839-0207 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
519048-7F0 Eaton Aerospace Llc Ed and C Div (USA)
342-0136-000 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
5305PL0976182 Jednolity Indeks Materialowy - Uniform Material Index (POL)
40524002816 Tadiran Ltd (ISR)
5305007633357 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
418198-6 Zf Industrieantriebe Witten Gmbh (DEU)
FFS92TYPE3STYLE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
22205 Federal Screw Products, Inc. (USA)
Related Parts
5305-00-059-7693INTERCHANGEABLE
SCREW,MACHINE
5305-00-071-1320INTERCHANGEABLE
SCREW,MACHINE
2520-00-231-5991INTERCHANGEABLE
PARTS KIT,FRICTION CLUTCH
22205
3120-00-352-6465INTERCHANGEABLE
BEARING,SLEEVE
22205
4330-00-420-7560INTERCHANGEABLE
FILTER ELEMENT,FLUID
2815-01-074-8273INTERCHANGEABLE
INJECTOR ASSEMBLY,F
22205
6515-01-164-8828INTERCHANGEABLE
BONE PLATE
222.05
4330-01-225-9094INTERCHANGEABLE
FILTER ELEMENT,FLUID
3455-01-388-2684INTERCHANGEABLE
BROACH,MACHINE
22205
7050-01-434-3352INTERCHANGEABLE
DECODER,COMPUTER
222-05
3455-01-629-2569INTERCHANGEABLE
BROACH,KEYWAY

Frequently Asked Questions

What is NSN 5305-00-763-3357?

NSN 5305-00-763-3357 is a Screw,machine, 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 5305-00-763-3357?

NSN 5305-00-763-3357 has 16 cross-referenced part numbers: 10125466 (Nimikkeistokeskus Ncb Finland), 55-0210-13 (Ohio Metal and Mfg Co), 021.450518 (Aim Infrarot-Module Gmbh), 112-1054-006 (The Boeing Company Div Legacy Boeing Hb1), MS51959-6 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 11 more.

What NSN replaces 5305-00-763-3357?

There are 11 known substitutes for 5305-00-763-3357: 5305-00-059-7693, 5305-00-071-1320, 2520-00-231-5991 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51959-6?

Key specifications for MS51959-6: Fastener Length: 0.438 INCHES NOMINAL IN; Minimum Tensile Strength: 80 POUNDS PER SQUARE INCH LBS; Screw Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316; Head Style: FLAT COUNTERSUNK. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-763-3357 still in active supply?

NSN 5305-00-763-3357 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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