PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FFS85AMEND2TYPE2STYLE10PGRADE2Screw,cap,hexagon Head

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5305-00-261-1868 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-261-1868 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-261-1868. Primary manufacturer part number: FFS85AMEND2TYPE2STYLE10PGRADE2.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Direction: RIGHT-HAND
  • Minimum Tensile Strength: 69000 POUNDS PER SQUARE INCH LBS
  • Material: STEEL OVERALL
  • Hardness Rating: 100.0 ROCKWELL B MAXIMUM OVERALL
  • Head Style: HEXAGON
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 5305-00-261-1868, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-261-1868
Primary Part NumberFFS85AMEND2TYPE2STYLE10PGRADE2
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Nominal Thread Diameter0.375 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Minimum Tensile Strength69000 POUNDS PER SQUARE INCH LBS
MaterialSTEEL OVERALL
Hardness Rating100.0 ROCKWELL B MAXIMUM OVERALL
Head StyleHEXAGON
Thread Class2A A
Width Between Flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Thread Quantity Per Inch16
Thread Length1.000 INCHES MINIMUM IN
Head Height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Fastener Length1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-078018485 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Komatsu America Corporation
2825-00-146-00703578 INTERCHANGEABLE
Bucket Assembly
Northrop Grumman Systems Corporation Div Marine Systems
5340-00-237-87353578 INTERCHANGEABLE
Bolt,surface
Emhart Industries Inc Hardware Div
5305-00-261-1898 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-00-261-1916 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-00-261-1971 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-00-261-1997 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-00-266-6306 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-00-266-6348 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-00-266-6361 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
FFS85AMEND2TYPE2STYLE10PGRADE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MS35289-60 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
3578 Pierce Co Inc the Sub of Avis Industrial Corp (USA)
Related Parts
3110-00-100-0780INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
18485
2825-00-146-0070INTERCHANGEABLE
BUCKET ASSEMBLY
3578
5340-00-237-8735INTERCHANGEABLE
BOLT,SURFACE
3578
5305-00-261-1898INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-00-261-1916INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-00-261-1971INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-00-261-1997INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-00-266-6306INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-00-266-6348INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-00-266-6361INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-00-266-6408INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-00-270-7554INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD

Frequently Asked Questions

What is NSN 5305-00-261-1868?

NSN 5305-00-261-1868 is a Screw,cap,hexagon Head, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-261-1868?

NSN 5305-00-261-1868 has 3 cross-referenced part numbers: FFS85AMEND2TYPE2STYLE10PGRADE2 (Federal Specifications Promulgated by General Services Administration Washington DC), MS35289-60 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 3578 (Pierce Co Inc the Sub of Avis Industrial Corp).

What NSN replaces 5305-00-261-1868?

There are 12 known substitutes for 5305-00-261-1868: 3110-00-100-0780, 2825-00-146-0070, 5340-00-237-8735 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FFS85AMEND2TYPE2STYLE10PGRADE2?

Key specifications for FFS85AMEND2TYPE2STYLE10PGRADE2: Nominal Thread Diameter: 0.375 INCHES IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Minimum Tensile Strength: 69000 POUNDS PER SQUARE INCH LBS. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-261-1868 still in active supply?

NSN 5305-00-261-1868 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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