PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17606-1Screw,cap,socket Head

Naval Electronic Systems Security Engineering Center · NSN 5305-00-612-6110 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-612-6110 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-612-6110. Primary manufacturer part number: 17606-1.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Class: 2A A
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Countersink Angle: 100.0 DEGREES NOMINAL
  • Surface Treatment: OXIDE OVERALL
  • Nominal Thread Diameter: 0.112 INCHES IN
  • Locking Feature: PATCH THREADS
  • Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 310 OR STEEL COMP 316 OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 302 or Steel Comp 303 or Steel Comp 304 or Steel Comp 305 or Steel Comp 310 or Steel Comp 316 Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-612-6110, is classified within Federal Supply Class 5305 (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 16 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-612-6110
Primary Part Number17606-1
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNaval Electronic Systems Security Engineering Center
StatusACTIVE
Thread Class2A A
Internal Drive StyleCROSS RECESS TYPE 1
Countersink Angle100.0 DEGREES NOMINAL
Surface TreatmentOXIDE OVERALL
Nominal Thread Diameter0.112 INCHES IN
Locking FeaturePATCH THREADS
MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 310 OR STEEL COMP 316 OVERALL
Fastener Length0.595 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN
Minimum Tensile Strength80000 POUNDS PER SQUARE INCH LBS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch40
Thread Length0.545 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN
Head StyleFLAT COUNTERSUNK
Head Diameter0.191 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationMIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6750-00-965-4952 INTERCHANGEABLE
Fixing Bath,photographic
5305-01-013-1427330-1719-080 INTERCHANGEABLE
Screw,cap,socket Head
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5935-01-088-076009-50-3021 INTERCHANGEABLE
Connector Body,plug,electrical
Molex, Llc
3110-01-208-9138176061 INTERCHANGEABLE
Bearing,ball,annular
Rbc Transport Dynamics Corp Div Rbc Transport Dynamics
Cross-Reference Index
Part NumberManufacturer
17606-1 Naval Electronic Systems Security Engineering Center (USA)
Related Parts
6750-00-965-4952INTERCHANGEABLE
FIXING BATH,PHOTOGRAPHIC
5305-01-013-1427INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
330-1719-080
5935-01-088-0760INTERCHANGEABLE
CONNECTOR BODY,PLUG,ELECTRICAL
09-50-3021
3110-01-208-9138INTERCHANGEABLE
BEARING,BALL,ANNULAR
176061

Frequently Asked Questions

What is NSN 5305-00-612-6110?

NSN 5305-00-612-6110 is a Screw,cap,socket Head, manufactured by Naval Electronic Systems Security Engineering Center, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-612-6110?

NSN 5305-00-612-6110 has 1 cross-referenced part number: 17606-1 (Naval Electronic Systems Security Engineering Center).

What NSN replaces 5305-00-612-6110?

There are 4 known substitutes for 5305-00-612-6110: 6750-00-965-4952, 5305-01-013-1427, 5935-01-088-0760 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17606-1?

Key specifications for 17606-1: Thread Class: 2A A; Internal Drive Style: CROSS RECESS TYPE 1; Countersink Angle: 100.0 DEGREES NOMINAL; Surface Treatment: OXIDE OVERALL. 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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