PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31000-742Screw,cap,hexagon Head

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 5305-01-563-5053 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-563-5053 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-563-5053. Primary manufacturer part number: 31000-742.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Material Document and Classification: DIN 933 NATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL
  • Material: STEEL PROPERTY CLASS 8.8 OVERALL
  • Thread Pitch in Millimeters: 1.3
  • Surface Treatment: ZINC OVERALL
  • External Thread Tolerance Class: 6H
  • Head Height: 5.3 MILLIMETERS NOMINAL MM
  • Minimum Tensile Strength: 116 POUNDS PER SQUARE INCH LBS
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Property Class 8.8 Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-563-5053, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-563-5053
Primary Part Number31000-742
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
Material Document and ClassificationDIN 933 NATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL
MaterialSTEEL PROPERTY CLASS 8.8 OVERALL
Thread Pitch in Millimeters1.3
Surface TreatmentZINC OVERALL
External Thread Tolerance Class6H
Head Height5.3 MILLIMETERS NOMINAL MM
Minimum Tensile Strength116 POUNDS PER SQUARE INCH LBS
Thread DirectionRIGHT-HAND
Thread Length16.0 MILLIMETERS NOMINAL MM
Head StyleHEXAGON
Hardness Rating22.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Fastener Length16.0 MILLIMETERS NOMINAL MM
Thread Series DesignatorM
Width Between Flats13.0 MILLIMETERS NOMINAL MM
Nominal Thread Diameter8.0 MILLIMETERS MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5985-00-957-0253617162-8 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Alliant Techsystems Operations Llc Div Defense Electronic Systems
Cross-Reference Index
Part NumberManufacturer
31000-742 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
91280A526 PRIMARY Mcmaster-Carr Supply Co (USA)
Related Parts
5985-00-957-0253INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
617162-8

Frequently Asked Questions

What is NSN 5305-01-563-5053?

NSN 5305-01-563-5053 is a Screw,cap,hexagon Head, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-563-5053?

NSN 5305-01-563-5053 has 2 cross-referenced part numbers: 31000-742 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 91280A526 (Mcmaster-Carr Supply Co).

What NSN replaces 5305-01-563-5053?

There is 1 known substitute for 5305-01-563-5053: 5985-00-957-0253. Verify interchangeability with system specifications before substitution.

What are the specifications of 31000-742?

Key specifications for 31000-742: Material Document and Classification: DIN 933 NATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL; Material: STEEL PROPERTY CLASS 8.8 OVERALL; Thread Pitch in Millimeters: 1.3; Surface Treatment: ZINC OVERALL. 16 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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