PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42311Screw,cap,hexagon Head

Barnes Group Inc. Dba Barnes Distribution · NSN 5305-01-148-7732 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-148-7732 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-148-7732. Primary manufacturer part number: 42311.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Width Between Flats: 18.0 MILLIMETERS NOMINAL MM
  • Fastener Length: 35.0 MILLIMETERS NOMINAL MM
  • Thread Length: 35.0 MILLIMETERS NOMINAL MM
  • Material: STEEL OVERALL
  • Head Style: HEXAGON
  • Thread Series Designator: MJ
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-148-7732, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Barnes Group Inc. Dba Barnes Distribution. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-148-7732
Primary Part Number42311
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerBarnes Group Inc. Dba Barnes Distribution
StatusACTIVE
Width Between Flats18.0 MILLIMETERS NOMINAL MM
Fastener Length35.0 MILLIMETERS NOMINAL MM
Thread Length35.0 MILLIMETERS NOMINAL MM
MaterialSTEEL OVERALL
Head StyleHEXAGON
Thread Series DesignatorMJ
Thread DirectionRIGHT-HAND
Nominal Thread Diameter12.0 MILLIMETERS MM
Head Height6.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5305-00-432-4387 INTERCHANGEABLE
Screw,tapping
5985-00-548-4773508-01436-131 INTERCHANGEABLE
Waveguide Assembly
Alabama Aircraft Industries, Inc. - Birmingham
6515-01-093-0512 INTERCHANGEABLE
Mask,surgical
Cross-Reference Index
Part NumberManufacturer
42311 PRIMARY Barnes Group Inc. Dba Barnes Distribution (USA)
Related Parts
5305-00-432-4387INTERCHANGEABLE
SCREW,TAPPING
5985-00-548-4773INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
508-01436-131
6515-01-093-0512INTERCHANGEABLE
MASK,SURGICAL

Frequently Asked Questions

What is NSN 5305-01-148-7732?

NSN 5305-01-148-7732 is a Screw,cap,hexagon Head, manufactured by Barnes Group Inc. Dba Barnes Distribution, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-148-7732?

NSN 5305-01-148-7732 has 1 cross-referenced part number: 42311 (Barnes Group Inc. Dba Barnes Distribution).

What NSN replaces 5305-01-148-7732?

There are 3 known substitutes for 5305-01-148-7732: 5305-00-432-4387, 5985-00-548-4773, 6515-01-093-0512. Verify interchangeability with system specifications before substitution.

What are the specifications of 42311?

Key specifications for 42311: Width Between Flats: 18.0 MILLIMETERS NOMINAL MM; Fastener Length: 35.0 MILLIMETERS NOMINAL MM; Thread Length: 35.0 MILLIMETERS NOMINAL MM; Material: STEEL OVERALL. 9 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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