PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16825Clamp,synchro

Naval Electronic Systems Security Engineering Center · NSN 5340-01-010-8570 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-010-8570 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-010-8570. Primary manufacturer part number: 16825.
Features
  • Clamp,synchro — FSC 5340
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Width: 0.250 INCHES NOMINAL IN
  • Thread Class: 2A A
  • Furnished Items: LOCKNUT
  • Hole Diameter: 0.164 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE
  • Nominal Thread Size: 0.164 INCHES IN
Applications
  • Applications requiring Steel Comp 303 construction
General Description

The Clamp,synchro, cataloged under National Stock Number 5340-01-010-8570, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Electronic Systems Security Engineering Center. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-010-8570
Primary Part Number16825
Item NameClamp,synchro
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNaval Electronic Systems Security Engineering Center
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Width0.250 INCHES NOMINAL IN
Thread Class2A A
Furnished ItemsLOCKNUT
Hole Diameter0.164 INCHES NOMINAL IN
Surface Treatment Document and ClassificationQQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE
Nominal Thread Size0.164 INCHES IN
Height0.250 INCHES NOMINAL IN
Length0.800 INCHES NOMINAL IN
MaterialSTEEL COMP 303
Surface TreatmentPASSIVATE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 5
5935-00-607-0128276-1542P1 INTERCHANGEABLE
Connector,plug,electrical
Raytheon Company Dba Raytheon Co
4820-00-787-094816825 INTERCHANGEABLE
Sleeve and Slide,directional Con
Mid-America Aerotech, Llc
5945-01-083-6299 INTERCHANGEABLE
Solenoid Assembly
4520-01-238-135020322 INTERCHANGEABLE
Heating Element,electrical,nonim
G.s. Blodgett, Llc Div Blodgett
4920-01-465-843516825 INTERCHANGEABLE
Harness,engine,lh,a
The First Electronics Corporation
Cross-Reference Index
Part NumberManufacturer
16825 Naval Electronic Systems Security Engineering Center (USA)
Related Parts
5935-00-607-0128INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
276-1542P1
4820-00-787-0948INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
16825
5945-01-083-6299INTERCHANGEABLE
SOLENOID ASSEMBLY
4520-01-238-1350INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
20322
4920-01-465-8435INTERCHANGEABLE
HARNESS,ENGINE,LH,A
16825

Frequently Asked Questions

What is NSN 5340-01-010-8570?

NSN 5340-01-010-8570 is a Clamp,synchro, manufactured by Naval Electronic Systems Security Engineering Center, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-010-8570?

NSN 5340-01-010-8570 has 1 cross-referenced part number: 16825 (Naval Electronic Systems Security Engineering Center).

What NSN replaces 5340-01-010-8570?

There are 5 known substitutes for 5340-01-010-8570: 5935-00-607-0128, 4820-00-787-0948, 5945-01-083-6299 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16825?

Key specifications for 16825: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Width: 0.250 INCHES NOMINAL IN; Thread Class: 2A A; Furnished Items: LOCKNUT. 11 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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