PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS35303-214Screw,cap,hexagon Head

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 5305-01-561-1697 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-561-1697 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-561-1697. Primary manufacturer part number: MS35303-214.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Material: STEEL OVERALL
  • Fastener Length: 3.250 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 9
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Diameter: 0.8750 INCHES IN
  • Minimum Tensile Strength: 150000 POUNDS PER SQUARE INCH LBS
  • Thread Length: 3.250 INCHES NOMINAL IN
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 5305-01-561-1697, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 9 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-561-1697
Primary Part NumberMS35303-214
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
MaterialSTEEL OVERALL
Fastener Length3.250 INCHES NOMINAL IN
Thread Quantity Per Inch9
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.8750 INCHES IN
Minimum Tensile Strength150000 POUNDS PER SQUARE INCH LBS
Thread Length3.250 INCHES NOMINAL IN
Head StyleHEXAGON
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5355-00-257-267512-18-10 INTERCHANGEABLE
Dial,scale
Grayhill Inc
4210-00-739-9833 INTERCHANGEABLE
Bracket Fire E,ting
5985-01-054-3523121-8-1 INTERCHANGEABLE
Antenna
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
4210-01-692-3844419AS INTERCHANGEABLE
Extinguisher,fire
Amerex Corporation Dba Amerex Corp
Cross-Reference Index
Part NumberManufacturer
MS35303-214 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
1218 Barnes Group Inc. Dba Barnes Distribution (USA)
121810 Barnes Group Inc. Dba Barnes Distribution (USA)
Related Parts
5355-00-257-2675INTERCHANGEABLE
DIAL,SCALE
12-18-10
4210-00-739-9833INTERCHANGEABLE
BRACKET FIRE E,TING
5985-01-054-3523INTERCHANGEABLE
ANTENNA
121-8-1
4210-01-692-3844INTERCHANGEABLE
EXTINGUISHER,FIRE
419AS

Frequently Asked Questions

What is NSN 5305-01-561-1697?

NSN 5305-01-561-1697 is a Screw,cap,hexagon Head, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-561-1697?

NSN 5305-01-561-1697 has 3 cross-referenced part numbers: MS35303-214 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 1218 (Barnes Group Inc. Dba Barnes Distribution), 121810 (Barnes Group Inc. Dba Barnes Distribution).

What NSN replaces 5305-01-561-1697?

There are 4 known substitutes for 5305-01-561-1697: 5355-00-257-2675, 4210-00-739-9833, 5985-01-054-3523 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS35303-214?

Key specifications for MS35303-214: Material: STEEL OVERALL; Part Name Assigned by Controlling Agency: 7/8"-9 X 3-1/4" GR. 8 HX HD CAP SCR; Fastener Length: 3.250 INCHES NOMINAL IN; Thread Quantity Per Inch: 9. 12 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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