PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

860456-99Standoff,threaded,spacing

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5340-01-173-3879 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-173-3879 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-173-3879. Primary manufacturer part number: 860456-99.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Cross-Sectional Shape: HEXAGON
  • Length: 1.500 INCHES NOMINAL IN
  • Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
  • Width Across Flats: 0.375 INCHES NOMINAL IN
  • 6 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-173-3879, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 4 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-173-3879
Primary Part Number860456-99
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Cross-Sectional ShapeHEXAGON
Length1.500 INCHES NOMINAL IN
Style DesignatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
Width Across Flats0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 6
5995-00-239-7217 INTERCHANGEABLE
Cable Assembly,special Purpose,e
5330-00-310-910762224 INTERCHANGEABLE
Gasket
Textron Lycoming Inc Williamsport Plant
5815-00-602-2781SM-C-426569 INTERCHANGEABLE
Bar,t,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-01-337-903762224 INTERCHANGEABLE
Seal,plain Encased
Parker Hannifin Corporation Div Hydraulic Systems Division
5305-01-449-733262-224 INTERCHANGEABLE
Screw,machine
General Digital Corp Div General Digital Corporation
5305-01-652-445862224 INTERCHANGEABLE
Screw,cap,socket Head
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
9762-SS-0632-7 Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA)
860456-99 Litton Systems Inc. Div Navigation Systems Division (USA)
6222-4 Eaton Aviation Corporation (USA)
860456-99 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
6222-4 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
9762-SS-0632-7 New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
Related Parts
5995-00-239-7217INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5330-00-310-9107INTERCHANGEABLE
GASKET
62224
5815-00-602-2781INTERCHANGEABLE
BAR,T,TELETYPEWRITER
SM-C-426569
5330-01-337-9037INTERCHANGEABLE
SEAL,PLAIN ENCASED
62224
5305-01-449-7332INTERCHANGEABLE
SCREW,MACHINE
62-224
5305-01-652-4458INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
62224

Frequently Asked Questions

What is NSN 5340-01-173-3879?

NSN 5340-01-173-3879 is a Standoff,threaded,spacing, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-173-3879?

NSN 5340-01-173-3879 has 6 cross-referenced part numbers: 9762-SS-0632-7 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), 860456-99 (Litton Systems Inc. Div Navigation Systems Division), 6222-4 (Eaton Aviation Corporation), 860456-99 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 6222-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution) and 1 more.

What NSN replaces 5340-01-173-3879?

There are 6 known substitutes for 5340-01-173-3879: 5995-00-239-7217, 5330-00-310-9107, 5815-00-602-2781 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 860456-99?

Key specifications for 860456-99: Cross-Sectional Shape: HEXAGON; Length: 1.500 INCHES NOMINAL IN; Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD; Width Across Flats: 0.375 INCHES NOMINAL IN. 4 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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