PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

426759Screw,machine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5305-00-827-9156 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-827-9156 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-827-9156. Primary manufacturer part number: 426759.
Features
  • Screw,machine — FSC 5305
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Screw Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
  • Thread Direction: RIGHT-HAND
  • Head Height: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 32
  • Screw Material: STEEL COMP 8740
  • Thread Class: 2A A
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-827-9156, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5305-00-827-9156
Primary Part Number426759
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Screw Material Document and ClassificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
Thread DirectionRIGHT-HAND
Head Height0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Screw MaterialSTEEL COMP 8740
Thread Class2A A
Screw Surface TreatmentCADMIUM
Screw Surface Treatment Document and ClassificationAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE
Nominal Thread Diameter0.164 INCHES IN
Width Between Flats0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
Thread Length0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Head StyleHEXAGON
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Fastener Length0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-042-67590164-12 INTERCHANGEABLE
Washer,lock
Lockheed Martin Corporation Div Rms
5930-01-308-41548040A-2001-2 INTERCHANGEABLE
Push Button
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
426759 Necchi Spa (ITA)
426759 Northrop Grumman Innovation Systems Llc Div Ngis (USA)
426759 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
426759 Alliant Techsystems Inc (USA)
Related Parts
5310-00-042-6759INTERCHANGEABLE
WASHER,LOCK
0164-12
5930-01-308-4154INTERCHANGEABLE
PUSH BUTTON
8040A-2001-2

Frequently Asked Questions

What is NSN 5305-00-827-9156?

NSN 5305-00-827-9156 is a Screw,machine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-827-9156?

NSN 5305-00-827-9156 has 4 cross-referenced part numbers: 426759 (Necchi Spa), 426759 (Northrop Grumman Innovation Systems Llc Div Ngis), 426759 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 426759 (Alliant Techsystems Inc).

What NSN replaces 5305-00-827-9156?

There are 2 known substitutes for 5305-00-827-9156: 5310-00-042-6759, 5930-01-308-4154. Verify interchangeability with system specifications before substitution.

What are the specifications of 426759?

Key specifications for 426759: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Screw Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE; Thread Direction: RIGHT-HAND; Head Height: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com