PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25504Standoff,threaded,spacing

Csts, Inc Dba Computer Sys Techl Support · NSN 5340-01-424-3005 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-424-3005 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-424-3005. Primary manufacturer part number: 25504.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Thread Direction: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
  • Thread Class: 2A RIGHT EXTERNAL A
  • Width Across Flats: 0.1875 INCHES NOMINAL IN
  • Material: ALUMINUM STANDOFF
  • Thread Class: 2B LEFT INTERNAL (INCLUDES THRU THREAD)
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL
  • Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
Applications
  • Applications requiring Aluminum Standoff construction
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-424-3005, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Csts, Inc Dba Computer Sys Techl Support. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-424-3005
Primary Part Number25504
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerCsts, Inc Dba Computer Sys Techl Support
StatusACTIVE
Thread DirectionRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
Thread Class2A RIGHT EXTERNAL A
Width Across Flats0.1875 INCHES NOMINAL IN
MaterialALUMINUM STANDOFF
Thread Class2B LEFT INTERNAL (INCLUDES THRU THREAD)
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL
Style DesignatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
Surface TreatmentCHROMATE OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
Right Projection Diameter0.1380 INCHES NOMINAL IN
Thread Length0.3750 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
Right Projection Length0.2500 INCHES NOMINAL IN
Length0.5000 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND RIGHT EXTERNAL
Thread Length0.2500 INCHES NOMINAL RIGHT EXTERNAL IN
Thread Quantity Per Inch32 RIGHT EXTERNAL
Cross-Sectional ShapeHEXAGON
Thread Quantity Per Inch32 LEFT INTERNAL (INCLUDES THRU THREAD)
Nominal Thread Size0.1380 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
Nominal Thread Size0.1380 INCHES RIGHT EXTERNAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 7
3120-01-086-399825-504 INTERCHANGEABLE
Bearing,sleeve
Superior Fabrication Company, Llc
6520-01-233-759625504 INTERCHANGEABLE
Stop,endodontic
Moyco Industries Inc Union Broach Div
2640-01-433-696725-504 INTERCHANGEABLE
Valve,pneumatic Tire
Myers Tire Supply Distribution Inc Div Akron Branch
5306-01-509-474825-504 INTERCHANGEABLE
Bolt,machine
Crane Carrier Company, Llc
5998-01-538-0578 INTERCHANGEABLE
Printed Circuit Board
5925-01-541-473325504 INTERCHANGEABLE
Circuit Breaker
Schneider Electric Co
6505-01-599-80284R0012MC INTERCHANGEABLE
Blood Pack with Anticoagulant Ci
Fenwal, Inc.
Cross-Reference Index
Part NumberManufacturer
3174AS4631 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
25504 PRIMARY Csts, Inc Dba Computer Sys Techl Support (USA)
Related Parts
3120-01-086-3998INTERCHANGEABLE
BEARING,SLEEVE
25-504
6520-01-233-7596INTERCHANGEABLE
STOP,ENDODONTIC
25504
2640-01-433-6967INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
25-504
5306-01-509-4748INTERCHANGEABLE
BOLT,MACHINE
25-504
5998-01-538-0578INTERCHANGEABLE
PRINTED CIRCUIT BOARD
5925-01-541-4733INTERCHANGEABLE
CIRCUIT BREAKER
25504
6505-01-599-8028INTERCHANGEABLE
BLOOD PACK WITH ANTICOAGULANT CI
4R0012MC

Frequently Asked Questions

What is NSN 5340-01-424-3005?

NSN 5340-01-424-3005 is a Standoff,threaded,spacing, manufactured by Csts, Inc Dba Computer Sys Techl Support, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-424-3005?

NSN 5340-01-424-3005 has 2 cross-referenced part numbers: 3174AS4631 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 25504 (Csts, Inc Dba Computer Sys Techl Support).

What NSN replaces 5340-01-424-3005?

There are 7 known substitutes for 5340-01-424-3005: 3120-01-086-3998, 6520-01-233-7596, 2640-01-433-6967 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25504?

Key specifications for 25504: Thread Direction: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD); Thread Class: 2A RIGHT EXTERNAL A; Width Across Flats: 0.1875 INCHES NOMINAL IN; Material: ALUMINUM STANDOFF. 20 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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