PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1835B05020NScrew,cap,socket Head

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 5305-01-494-7315 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-494-7315 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-494-7315. Primary manufacturer part number: B1835B05020N.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Surface Treatment Document and Classification: ASTM B633,TY 2 FED STD SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: ZINC AND CHROMATE OVERALL
  • Thread Series Designator: M
  • Thread Length: 20.0 MILLIMETERS NOMINAL MM
  • Nominal Thread Diameter: 5.0 MILLIMETERS MM
  • Thread Pitch in Millimeters: 0.8
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-494-7315, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN5305-01-494-7315
Primary Part NumberB1835B05020N
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusACTIVE
Thread DirectionRIGHT-HAND
Surface Treatment Document and ClassificationASTM B633,TY 2 FED STD SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentZINC AND CHROMATE OVERALL
Thread Series DesignatorM
Thread Length20.0 MILLIMETERS NOMINAL MM
Nominal Thread Diameter5.0 MILLIMETERS MM
Thread Pitch in Millimeters0.8
Head Diameter9.75 MILLIMETERS MINIMUM AND 11.20 MILLIMETERS MAXIMUM MM
Head StyleFLAT COUNTERSUNK
MaterialSTEEL OVERALL
External Thread Tolerance Class4H6H
Countersink Angle90.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM
Fastener Length20.0 MILLIMETERS NOMINAL MM
Width Across Flats3.0 MILLIMETERS NOMINAL MM
Internal Drive StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3030-00-078-76902420-4 INTERCHANGEABLE
Belts,v,matched Set
Gates Corporation
1650-00-094-817224204 INTERCHANGEABLE
Piston and Sleeve S
Hydro-Aire Aerospace Corp
6625-01-143-4540242-04 INTERCHANGEABLE
Voltmeter
Sealcraft Corporation
Cross-Reference Index
Part NumberManufacturer
ANSI B18.3.5M American National Standards Institute Incorporated Dba American National Standards Institute (USA)
24204 Thales Australia - Bendigo Land & Joint Systems (AUS)
B1835B05020N PRIMARY American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
3030-00-078-7690INTERCHANGEABLE
BELTS,V,MATCHED SET
2420-4
1650-00-094-8172INTERCHANGEABLE
PISTON AND SLEEVE S
24204
6625-01-143-4540INTERCHANGEABLE
VOLTMETER
242-04

Frequently Asked Questions

What is NSN 5305-01-494-7315?

NSN 5305-01-494-7315 is a Screw,cap,socket Head, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-494-7315?

NSN 5305-01-494-7315 has 3 cross-referenced part numbers: ANSI B18.3.5M (American National Standards Institute Incorporated Dba American National Standards Institute), 24204 (Thales Australia - Bendigo Land & Joint Systems), B1835B05020N (American National Standards Institute Incorporated Dba American National Standards Institute).

What NSN replaces 5305-01-494-7315?

There are 3 known substitutes for 5305-01-494-7315: 3030-00-078-7690, 1650-00-094-8172, 6625-01-143-4540. Verify interchangeability with system specifications before substitution.

What are the specifications of B1835B05020N?

Key specifications for B1835B05020N: Thread Direction: RIGHT-HAND; Surface Treatment Document and Classification: ASTM B633,TY 2 FED STD SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: ZINC AND CHROMATE OVERALL; Thread Series Designator: M. 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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