PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NASM501Screw,machine

Aeronautical Standards Group Dept of Navy and Air Force · NSN 5305-00-206-6983 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-206-6983 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-206-6983. Primary manufacturer part number: NASM501.
Features
  • Screw,machine — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Head Hole Configuration Style: HEXAGON FLATS
  • Head Diameter: 0.187 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
  • Screw Material: STEEL OR STEEL COMP 1010
  • Screw Material Document and Classification: QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Thread Length: 0.330 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-206-6983, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-206-6983
Primary Part NumberNASM501
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerAeronautical Standards Group Dept of Navy and Air Force
StatusACTIVE
Thread DirectionRIGHT-HAND
Head Hole Configuration StyleHEXAGON FLATS
Head Diameter0.187 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
Screw MaterialSTEEL OR STEEL COMP 1010
Screw Material Document and ClassificationQQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
Internal Drive StyleCROSS RECESS TYPE 1
Thread Length0.330 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Nominal Thread Diameter0.125 INCHES IN
Hole Quantity1
Head StyleFILLISTER
Thread Quantity Per Inch44
Screw Surface TreatmentCADMIUM
Head Height0.081 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN
Thread Class2A A
Thread Series DesignatorUNF
Hole Diameter0.046 INCHES NOMINAL IN
Fastener Length0.375 INCHES NOMINAL IN
Screw Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
Minimum Tensile Strength60000 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-637-8837AN501-10-6 INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-01-458-7906AN501-10-10 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
NASM501 Aeronautical Standards Group Dept of Navy and Air Force (USA)
AN501A5-6 Aeronautical Standards Group Dept of Navy and Air Force (USA)
Related Parts
5305-00-637-8837INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
AN501-10-6
5305-01-458-7906INTERCHANGEABLE
SCREW,MACHINE
AN501-10-10

Frequently Asked Questions

What is NSN 5305-00-206-6983?

NSN 5305-00-206-6983 is a Screw,machine, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-206-6983?

NSN 5305-00-206-6983 has 2 cross-referenced part numbers: NASM501 (Aeronautical Standards Group Dept of Navy and Air Force), AN501A5-6 (Aeronautical Standards Group Dept of Navy and Air Force).

What NSN replaces 5305-00-206-6983?

There are 2 known substitutes for 5305-00-206-6983: 5305-00-637-8837, 5305-01-458-7906. Verify interchangeability with system specifications before substitution.

What are the specifications of NASM501?

Key specifications for NASM501: Thread Direction: RIGHT-HAND; Head Hole Configuration Style: HEXAGON FLATS; Head Diameter: 0.187 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN; Screw Material: STEEL OR STEEL COMP 1010. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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