PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-18397Screw,machine

Haynes Corporation · NSN 5305-00-206-0538 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-206-0538 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-206-0538. Primary manufacturer part number: 10-18397.
Features
  • Screw,machine — FSC 5305
  • Nominal Thread Diameter: 0.125 INCHES IN
  • Screw Material: STEEL OR STEEL COMP 1010
  • Head Style: ROUND
  • Fastener Length: 0.375 INCHES NOMINAL IN
  • Thread Length: 0.325 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
  • Screw Surface Treatment: CADMIUM
  • Screw Material Document and Classification: QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-206-0538, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Haynes Corporation. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-206-0538
Primary Part Number10-18397
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerHaynes Corporation
StatusCANCELLED
Nominal Thread Diameter0.125 INCHES IN
Screw MaterialSTEEL OR STEEL COMP 1010
Head StyleROUND
Fastener Length0.375 INCHES NOMINAL IN
Thread Length0.325 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Screw Surface TreatmentCADMIUM
Screw Material Document and ClassificationQQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
Internal Drive StyleCROSS RECESS TYPE 1
Thread Class2A A
Minimum Tensile Strength55000 POUNDS PER SQUARE INCH LBS
Screw Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
Thread Quantity Per Inch40
Thread DirectionRIGHT-HAND
Head Diameter0.217 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head Height0.095 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
9340-00-268-98311049875 INTERCHANGEABLE
Window,observation
Todd Combustion Inc
5305-00-505-2621LS15262V3-11 INTERCHANGEABLE
Screw,machine
Lockheed Martin Corp
5305-01-121-842610549 INTERCHANGEABLE
Screw,cap,socket Head
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5340-01-215-3921 INTERCHANGEABLE
Cap,protective,dust and Moisture
5120-01-313-125010549 INTERCHANGEABLE
Seal Puller
Chandler Associates
6320-01-317-366310-1839-7 INTERCHANGEABLE
Indicator,ship's Engine Order
L3 Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
10-18397 Haynes Corporation (USA)
10549 Cae Usa Inc. (USA)
10-18397 Amphenol Corp Div Amphenol Aerospace Operations (USA)
AN515-5-6 Safran Aerosystems Ex Safran Aerotechnics Plaisir (FRA)
10549 Raytheon Technical Services Company (USA)
10-18397 Unison Industries Llc (USA)
AN515-5-6 Aeronautical Standards Group Dept of Navy and Air Force (USA)
10-18397 Satair A/s (DNK)
Related Parts
9340-00-268-9831INTERCHANGEABLE
WINDOW,OBSERVATION
1049875
5305-00-505-2621INTERCHANGEABLE
SCREW,MACHINE
LS15262V3-11
5305-01-121-8426INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
10549
5340-01-215-3921INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
5120-01-313-1250INTERCHANGEABLE
SEAL PULLER
10549
6320-01-317-3663INTERCHANGEABLE
INDICATOR,SHIP'S ENGINE ORDER
10-1839-7

Frequently Asked Questions

What is NSN 5305-00-206-0538?

NSN 5305-00-206-0538 is a Screw,machine, manufactured by Haynes Corporation, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-206-0538?

NSN 5305-00-206-0538 has 8 cross-referenced part numbers: 10-18397 (Haynes Corporation), 10549 (Cae Usa Inc.), 10-18397 (Amphenol Corp Div Amphenol Aerospace Operations), AN515-5-6 (Safran Aerosystems Ex Safran Aerotechnics Plaisir), 10549 (Raytheon Technical Services Company) and 3 more.

What NSN replaces 5305-00-206-0538?

There are 6 known substitutes for 5305-00-206-0538: 9340-00-268-9831, 5305-00-505-2621, 5305-01-121-8426 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-18397?

Key specifications for 10-18397: Nominal Thread Diameter: 0.125 INCHES IN; Screw Material: STEEL OR STEEL COMP 1010; Head Style: ROUND; Fastener Length: 0.375 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-206-0538 still in active supply?

NSN 5305-00-206-0538 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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