PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14040H-A.250-22Standoff,threaded,spacing

Accurate Screw Machine Corp Div Accurate Screw Machine Corporation · NSN 5340-01-506-6366 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-506-6366 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-506-6366. Primary manufacturer part number: 14040H-A.250-22.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Length: 0.250 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
  • Right Projection Diameter: 0.138 INCHES NOMINAL IN
  • Cross-Sectional Shape: HEXAGON
  • Thread Quantity Per Inch: 32 LEFT INTERNAL (INCLUDES THRU THREAD)
  • Thread Direction: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
  • Right Projection Length: 0.375 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-506-6366, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Accurate Screw Machine Corp Div Accurate Screw Machine Corporation. Government technical data includes 14 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: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-506-6366
Primary Part Number14040H-A.250-22
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAccurate Screw Machine Corp Div Accurate Screw Machine Corporation
StatusACTIVE
Length0.250 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
Right Projection Diameter0.138 INCHES NOMINAL IN
Cross-Sectional ShapeHEXAGON
Thread Quantity Per Inch32 LEFT INTERNAL (INCLUDES THRU THREAD)
Thread DirectionRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
Right Projection Length0.375 INCHES NOMINAL IN
Thread Class2B LEFT INTERNAL (INCLUDES THRU THREAD)
Style DesignatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
Nominal Thread Size0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
Width Across Flats0.250 INCHES NOMINAL IN
MaterialALUMINUM OVERALL
Thread Class2B RIGHT EXTERNAL
Thread Length0.375 INCHES NOMINAL RIGHT EXTERNAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
Cover,access
3110-00-120-1638 INTERCHANGEABLE
Bearing,roller,tapered
6145-00-165-2074 INTERCHANGEABLE
Wire,electrical
6665-00-235-3820 INTERCHANGEABLE
Detector Pad,free Water
5315-00-360-41501-369 INTERCHANGEABLE
Pin,shoulder,headless
Terex Usa, Llc Dba Terex Equipment Services
4410-00-463-50710-375-21PC8717 INTERCHANGEABLE
Template,gasket,handhole
Amec Foster Wheeler North America Corp. Dba Foster Wheeler
5962-00-477-1622320019P1 INTERCHANGEABLE
Microcircuit,linear
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
4010-00-889-81848717 INTERCHANGEABLE
Chain Assembly,single Leg
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
5365-00-894-57078717 INTERCHANGEABLE
Ring,externally Threaded
Goodrich Corporation
5955-01-110-371487-17 INTERCHANGEABLE
Crystal Unit,quartz
Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled
Cross-Reference Index
Part NumberManufacturer
14040H-A.250-22 PRIMARY Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA)
8717 Zf Industrieantriebe Witten Gmbh (DEU)
0206000 FIND 68 Niwc Pacific San Diego Navy Erp Dba Naval Information Warfare Center Pacific Div Naval Information Warfare Center Pacific (USA)
Related Parts
5340-01-495-1388SUCCESSOR
COVER,ACCESS
3110-00-120-1638INTERCHANGEABLE
BEARING,ROLLER,TAPERED
6145-00-165-2074INTERCHANGEABLE
WIRE,ELECTRICAL
6665-00-235-3820INTERCHANGEABLE
DETECTOR PAD,FREE WATER
5315-00-360-4150INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
1-369
4410-00-463-5071INTERCHANGEABLE
TEMPLATE,GASKET,HANDHOLE
0-375-21PC8717
5962-00-477-1622INTERCHANGEABLE
MICROCIRCUIT,LINEAR
320019P1
4010-00-889-8184INTERCHANGEABLE
CHAIN ASSEMBLY,SINGLE LEG
8717
5365-00-894-5707INTERCHANGEABLE
RING,EXTERNALLY THREADED
8717
5955-01-110-3714INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
87-17
4820-01-177-8627INTERCHANGEABLE
DIAPHRAGM,ACTUATOR VALVE,SPECIAL
8717
5360-01-278-7597INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
D15-600M PIECE 390

Frequently Asked Questions

What is NSN 5340-01-506-6366?

NSN 5340-01-506-6366 is a Standoff,threaded,spacing, manufactured by Accurate Screw Machine Corp Div Accurate Screw Machine Corporation, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-506-6366?

NSN 5340-01-506-6366 has 3 cross-referenced part numbers: 14040H-A.250-22 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation), 8717 (Zf Industrieantriebe Witten Gmbh), 0206000 FIND 68 (Niwc Pacific San Diego Navy Erp Dba Naval Information Warfare Center Pacific Div Naval Information Warfare Center Pacific).

What NSN replaces 5340-01-506-6366?

There are 12 known substitutes for 5340-01-506-6366: 5340-01-495-1388, 3110-00-120-1638, 6145-00-165-2074 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14040H-A.250-22?

Key specifications for 14040H-A.250-22: Length: 0.250 INCHES NOMINAL IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD); Right Projection Diameter: 0.138 INCHES NOMINAL IN; Cross-Sectional Shape: HEXAGON. 16 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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