PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

190770Screw,cap,hexagon Head

Rolls-Royce Solutions America Inc · NSN 5305-00-019-0770 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-019-0770 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-019-0770. Primary manufacturer part number: 190770.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Style: HEXAGON
  • Thread Quantity Per Inch: 13
  • Minimum Yield Strength: 120000 POUNDS PER SQUARE INCH LBS
  • Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL OVERALL
  • Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE AND 8 GRADE
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 5305-00-019-0770, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-019-0770
Primary Part Number190770
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRolls-Royce Solutions America Inc
StatusACTIVE
Head StyleHEXAGON
Thread Quantity Per Inch13
Minimum Yield Strength120000 POUNDS PER SQUARE INCH LBS
Hardness Rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data2 TYPE AND 10P STYLE AND 8 GRADE
Thread Class2A A
Thread Length1.250 INCHES MAXIMUM IN
Nominal Thread Diameter0.500 INCHES IN
Fastener Length3.250 INCHES NOMINAL IN
Width Between Flats0.750 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Head Height0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-071-2076AES01C500C25AW9A91 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
5841-00-608-9084190770 INTERCHANGEABLE
Carrier,gear Spur
Raytheon Company
Cross-Reference Index
Part NumberManufacturer
190770 Army Weapons Command Attn Amswe-Ree-S (USA)
190770 PRIMARY Rolls-Royce Solutions America Inc (USA)
190770 General Motors Corp (USA)
190770 General Motors Llc Dba General Motors Llc (USA)
FFS85TYPE2STYLE10PGRADE8 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
PC190770 Power Components (deutschland) Gmbh (DEU)
Related Parts
5305-00-071-2076INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01C500C25AW9A91
5841-00-608-9084INTERCHANGEABLE
CARRIER,GEAR SPUR
190770

Frequently Asked Questions

What is NSN 5305-00-019-0770?

NSN 5305-00-019-0770 is a Screw,cap,hexagon Head, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-019-0770?

NSN 5305-00-019-0770 has 6 cross-referenced part numbers: 190770 (Army Weapons Command Attn Amswe-Ree-S), 190770 (Rolls-Royce Solutions America Inc), 190770 (General Motors Corp), 190770 (General Motors Llc Dba General Motors Llc), FFS85TYPE2STYLE10PGRADE8 (Federal Specifications Promulgated by General Services Administration Washington DC) and 1 more.

What NSN replaces 5305-00-019-0770?

There are 2 known substitutes for 5305-00-019-0770: 5305-00-071-2076, 5841-00-608-9084. Verify interchangeability with system specifications before substitution.

What are the specifications of 190770?

Key specifications for 190770: Head Style: HEXAGON; Thread Quantity Per Inch: 13; Minimum Yield Strength: 120000 POUNDS PER SQUARE INCH LBS; Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL. 14 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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