PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17655Clamp,synchro

Naval Electronic Systems Security Engineering Center · NSN 5340-01-031-1219 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-031-1219 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-031-1219. Primary manufacturer part number: 17655.
Features
  • Clamp,synchro — FSC 5340
  • Surface Treatment: PASSIVATE
  • Length: 0.933 INCHES NOMINAL IN
  • Width: 0.310 INCHES NOMINAL IN
  • Height: 0.303 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
  • Hole Diameter: 0.171 INCHES NOMINAL IN
  • Material Document and Classification: MIL-S-81506,CLASS 17-4PH MIL SPEC 1ST MATERIAL RESPONSE OR ASTM A582 ASSN STD 2ND MATERIAL RESPONSE
Applications
  • Applications requiring Steel Comp 630 or Steel Comp 416 construction
General Description

The Clamp,synchro, cataloged under National Stock Number 5340-01-031-1219, 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 9 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
NSN5340-01-031-1219
Primary Part Number17655
Item NameClamp,synchro
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNaval Electronic Systems Security Engineering Center
StatusACTIVE
Surface TreatmentPASSIVATE
Length0.933 INCHES NOMINAL IN
Width0.310 INCHES NOMINAL IN
Height0.303 INCHES NOMINAL IN
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Hole Diameter0.171 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-81506,CLASS 17-4PH MIL SPEC 1ST MATERIAL RESPONSE OR ASTM A582 ASSN STD 2ND MATERIAL RESPONSE
Furnished ItemsLOCKNUT
MaterialSTEEL COMP 630 OR STEEL COMP 416
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5306-01-395-4807 (17655)
HAZMATNo
Unit of IssueEA
Verified Substitutes 5
5306-01-395-480717655 SUCCESSOR
Bolt,machine
Westerbeke Corporation
5330-00-276-763317655 INTERCHANGEABLE
Packing Material
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5330-00-291-2335287122 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5985-00-535-923417655 INTERCHANGEABLE
Attenuator,variable
Raytheon Company Dba Raytheon
5920-01-227-133235861-211-400 INTERCHANGEABLE
Fuse,cartridge
Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems
Cross-Reference Index
Part NumberManufacturer
17655 Naval Electronic Systems Security Engineering Center (USA)
Related Parts
SUCCESSOR 5306-01-395-4807 Bolt,machine · 17655
5330-00-276-7633INTERCHANGEABLE
PACKING MATERIAL
17655
5330-00-291-2335INTERCHANGEABLE
SEAL,PLAIN ENCASED
287122
5985-00-535-9234INTERCHANGEABLE
ATTENUATOR,VARIABLE
17655
5920-01-227-1332INTERCHANGEABLE
FUSE,CARTRIDGE
35861-211-400

Frequently Asked Questions

What is NSN 5340-01-031-1219?

NSN 5340-01-031-1219 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 5340-01-031-1219?

NSN 5340-01-031-1219 has 1 cross-referenced part number: 17655 (Naval Electronic Systems Security Engineering Center).

What NSN replaces 5340-01-031-1219?

There are 5 known substitutes for 5340-01-031-1219: 5306-01-395-4807, 5330-00-276-7633, 5330-00-291-2335 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17655?

Key specifications for 17655: Surface Treatment: PASSIVATE; Length: 0.933 INCHES NOMINAL IN; Special Features: 2 MOUNTING HOLES 0.375 IN. C TO C ALONG LENGTH IN; Width: 0.310 INCHES NOMINAL IN. 10 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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