PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS1352-8-20Screw,cap,socket Head

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-01-084-4677 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-084-4677 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-084-4677. Primary manufacturer part number: NAS1352-8-20.
Features
  • Screw,cap,socket Head — FSC 5305
  • Material: STEEL OVERALL
  • Thread Series Designator: UNRC
  • Specification/standard Data: 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Surface Treatment: OXIDE OVERALL
  • Minimum Tensile Strength: 170000 POUNDS PER SQUARE INCH LBS
  • Nominal Thread Diameter: 0.500 INCHES IN
  • Width Across Flats: 0.3750 INCHES MINIMUM AND 0.3790 INCHES MAXIMUM IN
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 5305-01-084-4677, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-084-4677
Primary Part NumberNAS1352-8-20
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
MaterialSTEEL OVERALL
Thread Series DesignatorUNRC
Specification/standard Data80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Surface TreatmentOXIDE OVERALL
Minimum Tensile Strength170000 POUNDS PER SQUARE INCH LBS
Nominal Thread Diameter0.500 INCHES IN
Width Across Flats0.3750 INCHES MINIMUM AND 0.3790 INCHES MAXIMUM IN
Thread Quantity Per Inch13
Head Height0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Hardness Rating38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
Thread Length1.036 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Minimum Yield Strength150000 POUNDS PER SQUARE INCH LBS
Head Diameter0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Internal Drive StyleHEXAGON
Surface Treatment Document and ClassificationMIL-C-13924 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
ColorBLACK OVERALL
Head StyleFLAT CHAMFER
Thread Class3A A
Fastener Length1.190 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4935-00-180-2473525001 INTERCHANGEABLE
Bracket,mounting,
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
5930-00-564-5296 INTERCHANGEABLE
Switch,push
2910-00-740-3299 INTERCHANGEABLE
Carburetor,float
5960-00-781-2814525001 INTERCHANGEABLE
Electron Tube
Boonton Electronics Corporation Div Boonton Electronics
5961-00-800-39731N748A INTERCHANGEABLE
Semiconductor Device,diode
Texas Instruments Incorporated
6540-01-162-8234525006 INTERCHANGEABLE
Arm,phoropter
Haag-Streit Usa, Inc Dba Haag-Streit Usa Incorporated
5841-01-188-1950 INTERCHANGEABLE
Cover,light Panel
7025-01-502-9706I SERIES 820 INTERCHANGEABLE
Processor,file Server
International Business Machines Corporation Dba IBM
1340-01-538-430852500-1 INTERCHANGEABLE
Rocket,high Explosive,66 Millime
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
Cross-Reference Index
Part NumberManufacturer
2047HX Oshkosh Corp (USA)
9406820 General Motors Corp (USA)
2047HX Oshkosh Defense Llc (USA)
785E109 PIECE 49 General Electric Company (USA)
386B053020 Northrop Grumman Systems Corporation Div Marine Systems (USA)
785E109-049 General Electric Company (USA)
52-50-01 Brooks Automation, Inc. Div Cti Cryogenics (USA)
5305010844677 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
NAS1352-8-20 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
1129E01 ITEM 138 Northrop Grumman Systems Corporation Div Marine Systems (USA)
6643070-15 General Electric Company (USA)
Related Parts
4935-00-180-2473INTERCHANGEABLE
BRACKET,MOUNTING,
525001
5930-00-564-5296INTERCHANGEABLE
SWITCH,PUSH
2910-00-740-3299INTERCHANGEABLE
CARBURETOR,FLOAT
5960-00-781-2814INTERCHANGEABLE
ELECTRON TUBE
525001
5961-00-800-3973INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N748A
6540-01-162-8234INTERCHANGEABLE
ARM,PHOROPTER
525006
5841-01-188-1950INTERCHANGEABLE
COVER,LIGHT PANEL
7025-01-502-9706INTERCHANGEABLE
PROCESSOR,FILE SERVER
I SERIES 820
1340-01-538-4308INTERCHANGEABLE
ROCKET,HIGH EXPLOSIVE,66 MILLIME
52500-1

Frequently Asked Questions

What is NSN 5305-01-084-4677?

NSN 5305-01-084-4677 is a Screw,cap,socket Head, 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: active.

What are the part numbers for NSN 5305-01-084-4677?

NSN 5305-01-084-4677 has 11 cross-referenced part numbers: 2047HX (Oshkosh Corp), 9406820 (General Motors Corp), 2047HX (Oshkosh Defense Llc), 785E109 PIECE 49 (General Electric Company), 386B053020 (Northrop Grumman Systems Corporation Div Marine Systems) and 6 more.

What NSN replaces 5305-01-084-4677?

There are 9 known substitutes for 5305-01-084-4677: 4935-00-180-2473, 5930-00-564-5296, 2910-00-740-3299 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS1352-8-20?

Key specifications for NAS1352-8-20: Material: STEEL OVERALL; Thread Series Designator: UNRC; Specification/standard Data: 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Surface Treatment: OXIDE OVERALL. 21 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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