PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS35307-307Screw,cap,hexagon Head

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-00-021-3620 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-021-3620 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-021-3620. Primary manufacturer part number: MS35307-307.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • 25 verified cross-references
  • Primary manufacturer: National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-021-3620, 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. This item has 25 commercial cross-references from 22 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameScrew,cap,hexagon Head
FSC / FSG5305 — No Item Name Available (FSG 53)
ManufacturersNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 97942); New Haven Mfg Corp (CAGE 26344); Tw Metals Inc (CAGE 83338); Arlington Fastner Co (CAGE 9H691); Zimmermann, Richard Kg (CAGE D0971)
Technical Specifications
ParameterValue
NSN5305-00-021-3620
Primary Part NumberMS35307-307
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-00-101-25053011071 INTERCHANGEABLE
Adapter,straight,tube to Boss
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5305-00-826-1064MS35307-307 INTERCHANGEABLE
Screw,cap,hexagon Head
Northrop Grumman Systems Corporation
5305-01-448-3318 INTERCHANGEABLE
Screw,machine
5305-01-448-4183 INTERCHANGEABLE
Screw,cap,hexagon Head
5360-01-655-81774240701 INTERCHANGEABLE
Spring,helical,extension
Oshkosh Coil Spring Inc
Cross-Reference Index
Part NumberManufacturer
330C889A4020D14 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
5007-136 New Haven Mfg Corp (USA)
1/4-20 X 7/8 HEX Tw Metals Inc (USA)
1/4-20 X 7/8 HEX Arlington Fastner Co (USA)
645A560H07 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
HVA95-032-13-04845 Zimmermann, Richard Kg (DEU)
M19-20873 PC NO 221 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
5000 085007 L3harris Maritime Power & Energy Solutions, Inc (USA)
326-0952-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
HVA95-032-13 Automatic Switch Company Dba Asco (USA)
1/4-20 X 7/8 HEX Nyf/new York Fasteners/corp (USA)
MS35307-307 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
306-20140 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
424070-1 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
652-5488 Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions (USA)
MS35307-307 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
645A560H07 Northrop Grumman Support Services Corp (USA)
8734277-3 Sacramento Air Logistics Center Sm-Alc/liil (USA)
93543114 Kidde Fire Fighting, Inc. Div National Foam (USA)
326-0952-000 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
4730-00-101-2505INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
3011071
5305-00-826-1064INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS35307-307
5305-01-448-3318INTERCHANGEABLE
SCREW,MACHINE
5305-01-448-4183INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5360-01-655-8177INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
4240701

Frequently Asked Questions

What is NSN 5305-00-021-3620?

NSN 5305-00-021-3620 is a Screw,cap,hexagon 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: cancelled.

What are the part numbers for NSN 5305-00-021-3620?

NSN 5305-00-021-3620 has 25 cross-referenced part numbers: 330C889A4020D14 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 5007-136 (New Haven Mfg Corp), 1/4-20 X 7/8 HEX (Tw Metals Inc), 1/4-20 X 7/8 HEX (Arlington Fastner Co), 645A560H07 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp) and 20 more.

What NSN replaces 5305-00-021-3620?

There are 5 known substitutes for 5305-00-021-3620: 4730-00-101-2505, 5305-00-826-1064, 5305-01-448-3318 and 2 more. Verify interchangeability with system specifications before substitution.

Is NSN 5305-00-021-3620 still in active supply?

NSN 5305-00-021-3620 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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