PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12918Screw,machine

Mission Systems Orchard Park Inc · NSN 5305-00-559-9029 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-559-9029 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-559-9029. Primary manufacturer part number: 12918.
Features
  • Screw,machine — FSC 5305
  • Screw Surface Treatment: CADMIUM AND PHOSPHATE
  • Screw Material: COPPER ALLOY 360
  • Thread Length: 0.188 INCHES MINIMUM IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Head Diameter: 0.218 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 48
  • Head Style: FLAT CHAMFER
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-559-9029, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mission Systems Orchard Park Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5305-00-559-9029
Primary Part Number12918
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerMission Systems Orchard Park Inc
StatusCANCELLED
Screw Surface TreatmentCADMIUM AND PHOSPHATE
Screw MaterialCOPPER ALLOY 360
Thread Length0.188 INCHES MINIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head Diameter0.218 INCHES NOMINAL IN
Thread Quantity Per Inch48
Head StyleFLAT CHAMFER
Internal Drive StyleCROSS RECESS TYPE 1
Thread DirectionRIGHT-HAND
Head Height0.094 INCHES NOMINAL IN
Nominal Thread Diameter0.099 INCHES IN
Fastener Length0.281 INCHES NOMINAL IN
Screw Material Document and ClassificationQQ-B-626,COMP 22 FED SPEC SINGLE MATERIAL RESPONSE
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5977-00-038-1593 INTERCHANGEABLE
Brush,electrical Contact
5365-00-369-3671 INTERCHANGEABLE
Spacer,sleeve
3020-00-589-0499 INTERCHANGEABLE
Gear,worm
3040-01-179-55532000-2918 INTERCHANGEABLE
Shaft,pinion
American Hofmann Corp
5330-01-322-866512918 INTERCHANGEABLE
Gasket
Bauer Compressors, Inc.
4130-01-731-188412918 INTERCHANGEABLE
Filter Element,air Conditioning
Cepeda Associates, Inc. Dba Cepeda Associates Inc
Cross-Reference Index
Part NumberManufacturer
12918 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
12918 PRIMARY Mission Systems Orchard Park Inc (USA)
Related Parts
5977-00-038-1593INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
5365-00-369-3671INTERCHANGEABLE
SPACER,SLEEVE
3020-00-589-0499INTERCHANGEABLE
GEAR,WORM
3040-01-179-5553INTERCHANGEABLE
SHAFT,PINION
2000-2918
5330-01-322-8665INTERCHANGEABLE
GASKET
12918
4130-01-731-1884INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
12918

Frequently Asked Questions

What is NSN 5305-00-559-9029?

NSN 5305-00-559-9029 is a Screw,machine, manufactured by Mission Systems Orchard Park Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-559-9029?

NSN 5305-00-559-9029 has 2 cross-referenced part numbers: 12918 (Ingersoll-Rand Company Dba Ingersoll-Rand), 12918 (Mission Systems Orchard Park Inc).

What NSN replaces 5305-00-559-9029?

There are 6 known substitutes for 5305-00-559-9029: 5977-00-038-1593, 5365-00-369-3671, 3020-00-589-0499 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12918?

Key specifications for 12918: Screw Surface Treatment: CADMIUM AND PHOSPHATE; Screw Material: COPPER ALLOY 360; Thread Length: 0.188 INCHES MINIMUM IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-559-9029 still in active supply?

NSN 5305-00-559-9029 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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