PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1697Setscrew

Siemens Energy, Inc. · NSN 5305-00-638-1856 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-638-1856 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-638-1856. Primary manufacturer part number: 1697.
Features
  • Setscrew — FSC 5305
  • Fastener Length: 0.688 INCHES NOMINAL IN
  • Material: STEEL COMP 1010 OR STEEL COMP 1015 OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material Document and Classification: MIL-S-16782 MIL SPEC ALL MATERIAL RESPONSES OVERALL
  • Thread Class: 3A A
  • Point Length: 0.188 INCHES NOMINAL IN
  • Head Style: HEADLESS (SETSCREW)
Applications
  • Applications requiring Steel Comp 1010 or Steel Comp 1015 Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-00-638-1856, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Siemens Energy, Inc.. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-638-1856
Primary Part Number1697
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerSiemens Energy, Inc.
StatusACTIVE
Fastener Length0.688 INCHES NOMINAL IN
MaterialSTEEL COMP 1010 OR STEEL COMP 1015 OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Material Document and ClassificationMIL-S-16782 MIL SPEC ALL MATERIAL RESPONSES OVERALL
Thread Class3A A
Point Length0.188 INCHES NOMINAL IN
Head StyleHEADLESS (SETSCREW)
Internal Drive StyleCROSS RECESS TYPE 1
Thread Quantity Per Inch20
Point StyleDOG
Nominal Thread Diameter0.250 INCHES IN
Thread Length0.500 INCHES MINIMUM IN
Point Diameter0.203 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4720-00-066-1234FG1277FFF0360 INTERCHANGEABLE
Hose Assembly,nonmetallic
Danfoss Power Solutions II, Llc
5340-00-264-75851697 INTERCHANGEABLE
Bolt,window,spring
Stanley Black & Decker, Inc.
5998-00-312-84691697 INTERCHANGEABLE
Circuit Card Assembly
Analog Devices Inc Div Greensboro Site
5360-00-584-13811697 INTERCHANGEABLE
Spring,helical,compression
Lawler Manufacturing Company, Inc.
5315-00-679-0434 INTERCHANGEABLE
Pin,shoulder,headless
5950-00-688-63671697 INTERCHANGEABLE
Coil,electrical
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5950-00-696-2173WM-1697 INTERCHANGEABLE
Transformer
Magnetic Components Inc
1730-00-895-1926 INTERCHANGEABLE
Guard,generator Bel
1650-01-066-616110-60564-1 INTERCHANGEABLE
Valve,control,hydraulic
The Boeing Company Div Defense
5935-01-079-32231468 INTERCHANGEABLE
Adapter,connector
Fluke Electronics Corp
Cross-Reference Index
Part NumberManufacturer
1697 PRIMARY Siemens Energy, Inc. (USA)
Related Parts
4720-00-066-1234INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
FG1277FFF0360
5340-00-264-7585INTERCHANGEABLE
BOLT,WINDOW,SPRING
1697
5998-00-312-8469INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1697
5360-00-584-1381INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1697
5315-00-679-0434INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
5950-00-688-6367INTERCHANGEABLE
COIL,ELECTRICAL
1697
5950-00-696-2173INTERCHANGEABLE
TRANSFORMER
WM-1697
1730-00-895-1926INTERCHANGEABLE
GUARD,GENERATOR BEL
1650-01-066-6161INTERCHANGEABLE
VALVE,CONTROL,HYDRAULIC
10-60564-1
5935-01-079-3223INTERCHANGEABLE
ADAPTER,CONNECTOR
1468
2530-01-239-4174INTERCHANGEABLE
BRAKE,DUAL DISK
2530-01-447-9838INTERCHANGEABLE
COVER,HORN BUTTON
1697

Frequently Asked Questions

What is NSN 5305-00-638-1856?

NSN 5305-00-638-1856 is a Setscrew, manufactured by Siemens Energy, Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-638-1856?

NSN 5305-00-638-1856 has 1 cross-referenced part number: 1697 (Siemens Energy, Inc.).

What NSN replaces 5305-00-638-1856?

There are 12 known substitutes for 5305-00-638-1856: 4720-00-066-1234, 5340-00-264-7585, 5998-00-312-8469 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1697?

Key specifications for 1697: Fastener Length: 0.688 INCHES NOMINAL IN; Material: STEEL COMP 1010 OR STEEL COMP 1015 OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: MIL-S-16782 MIL SPEC ALL MATERIAL RESPONSES OVERALL. 14 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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