PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ASTM-F1145-I1D 1/2X9Turnbuckle

American Society for Testing and Materials Dba Astm International · NSN 5340-00-187-8176 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-187-8176 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-187-8176. Primary manufacturer part number: ASTM-F1145-I1D 1/2X9.
Features
  • Turnbuckle — FSC 5340
  • Body Style: ROUND OPEN BODY
  • Surface Treatment: ZINC OVERALL
  • Thread Class: 1A BODY A
  • Length: 14.500 INCHES NOMINAL IN
  • Nominal Thread Size: 0.500 INCHES BODY IN
  • Nondefinitive Spec/std Data: D CLASS AND 1 GRADE AND 1 TYPE
  • End Style: CLOSED EYE AND CLOSED EYE
Applications
  • Applications requiring Steel Overall construction
General Description

The Turnbuckle, cataloged under National Stock Number 5340-00-187-8176, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-187-8176
Primary Part NumberASTM-F1145-I1D 1/2X9
Item NameTurnbuckle
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusCANCELLED
Body StyleROUND OPEN BODY
Surface TreatmentZINC OVERALL
Thread Class1A BODY A
Length14.500 INCHES NOMINAL IN
Nominal Thread Size0.500 INCHES BODY IN
Nondefinitive Spec/std DataD CLASS AND 1 GRADE AND 1 TYPE
End StyleCLOSED EYE AND CLOSED EYE
Take-Up Distance9.000 INCHES NOMINAL IN
Locking Device TypeNUT
Body Length10.500 INCHES NOMINAL IN
Eye Width0.719 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) BODY
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5306-00-003-6685
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-00-187-8186ASTM F 1145-5 SUCCESSOR
Turnbuckle
Astm Institute for Standards Research (inc)
Bolt,eye
Turnbuckle
Bolt,eye
Bolt,hook
Bolt,eye
5340-00-158-4230G225-5-16X4-1-2 SUCCESSOR
Turnbuckle
The Crosby Group Llc Dba the Crosby Group
5340-00-168-6315MS27120-10 SUCCESSOR
Clevis,rod End
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Turnbuckle
Turnbuckle
Cross-Reference Index
Part NumberManufacturer
FF-T-791 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
ASTM-F1145-I1D 1/2X9 PRIMARY American Society for Testing and Materials Dba Astm International (USA)
ASTM-F1145 American Society for Testing and Materials Dba Astm International (USA)
Related Parts
SUCCESSOR 5306-00-003-6685 Bolt,eye
5340-00-187-8186SUCCESSOR
TURNBUCKLE
ASTM F 1145-5
5340-00-052-2622SUCCESSOR
TURNBUCKLE
5306-00-107-9048SUCCESSOR
BOLT,EYE
5306-00-140-4782SUCCESSOR
BOLT,HOOK
5306-00-141-7179SUCCESSOR
BOLT,EYE
5340-00-158-4230SUCCESSOR
TURNBUCKLE
G225-5-16X4-1-2
5340-00-168-6315SUCCESSOR
CLEVIS,ROD END
MS27120-10
5340-00-187-8175SUCCESSOR
TURNBUCKLE
5340-00-187-8177SUCCESSOR
TURNBUCKLE
5340-00-187-8181SUCCESSOR
TURNBUCKLE
5340-00-187-8182SUCCESSOR
TURNBUCKLE

Frequently Asked Questions

What is NSN 5340-00-187-8176?

NSN 5340-00-187-8176 is a Turnbuckle, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-187-8176?

NSN 5340-00-187-8176 has 3 cross-referenced part numbers: FF-T-791 (Federal Specifications Promulgated by General Services Administration Washington DC), ASTM-F1145-I1D 1/2X9 (American Society for Testing and Materials Dba Astm International), ASTM-F1145 (American Society for Testing and Materials Dba Astm International).

What NSN replaces 5340-00-187-8176?

There are 12 known substitutes for 5340-00-187-8176: 5340-00-187-8186, 5306-00-003-6685, 5340-00-052-2622 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ASTM-F1145-I1D 1/2X9?

Key specifications for ASTM-F1145-I1D 1/2X9: Body Style: ROUND OPEN BODY; Surface Treatment: ZINC OVERALL; Thread Class: 1A BODY A; Length: 14.500 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-187-8176 still in active supply?

NSN 5340-00-187-8176 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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