The Turnbuckle, cataloged under National Stock Number 5340-00-187-8181, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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.
| Parameter | Value |
|---|---|
| NSN | 5340-00-187-8181 |
| Primary Part Number | FF-T-791 |
| Item Name | Turnbuckle |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Nominal Thread Size | 0.625 INCHES BODY IN |
| Eye Width | 0.875 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 4 CLASS AND 1 FORM AND 1 TYPE |
| End Style | CLOSED EYE AND CLOSED EYE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) BODY |
| Body Length | 19.875 INCHES NOMINAL IN |
| Thread Class | 1A BODY A |
| Take-Up Distance | 18.000 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Locking Device Type | NUT |
| Body Style | ROUND OPEN BODY |
| Surface Treatment | ZINC OVERALL |
| Length | 25.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| FF-T-791 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| FFT791-TY1-FM1-CL4-5/8X18 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5340-00-187-8181 is a Turnbuckle, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-00-187-8181 has 2 cross-referenced part numbers: FF-T-791 (Federal Specifications Promulgated by General Services Administration Washington DC), FFT791-TY1-FM1-CL4-5/8X18 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 5340-00-187-8181: 5340-00-187-8186, 5340-00-150-4777, 5340-00-168-6315 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for FF-T-791: Nominal Thread Size: 0.625 INCHES BODY IN; Eye Width: 0.875 INCHES NOMINAL IN; Nondefinitive Spec/std Data: 4 CLASS AND 1 FORM AND 1 TYPE; End Style: CLOSED EYE AND CLOSED EYE. 13 total characteristics are documented in the Federal Logistics Information System.