PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0453-279Screw,machine

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5305-00-050-2899 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-050-2899 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-050-2899. Primary manufacturer part number: 0453-279.
Features
  • Screw,machine — FSC 5305
  • Thread Length: 0.750 INCHES NOMINAL IN
  • Internal Drive Style: SLOT
  • Head Style: BINDING
  • Thread Class: 2A A
  • Thread Direction: RIGHT-HAND
  • Screw Material Document and Classification: QQ-S-763 CL 7 TY A FED SPEC SINGLE MATERIAL RESPONSE
  • Head Diameter: 0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-050-2899, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-050-2899
Primary Part Number0453-279
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Thread Length0.750 INCHES NOMINAL IN
Internal Drive StyleSLOT
Head StyleBINDING
Thread Class2A A
Thread DirectionRIGHT-HAND
Screw Material Document and ClassificationQQ-S-763 CL 7 TY A FED SPEC SINGLE MATERIAL RESPONSE
Head Diameter0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
Screw Surface TreatmentPASSIVATE
Head Height0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
Nondefinitive Spec/std Data1 TYPE AND 8S STYLE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch32
Screw MaterialSTEEL COMP 303
Nominal Thread Diameter0.164 INCHES IN
Fastener Length0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-054-6672 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
502899 CAGE 00000
585-750C2-52 Cardwell Condenser Corp Lapointe-Admiral Div (USA)
207M0117P054 Raytheon Company Dba Raytheon Co (USA)
207M0117P054 Raytheon Co Missile Systems Div Oxnard Facility (USA)
207M0117P054 Raytheon Company Div Corp (USA)
0453-279 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5305-00-054-6672INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5305-00-050-2899?

NSN 5305-00-050-2899 is a Screw,machine, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-050-2899?

NSN 5305-00-050-2899 has 6 cross-referenced part numbers: 502899, 585-750C2-52 (Cardwell Condenser Corp Lapointe-Admiral Div), 207M0117P054 (Raytheon Company Dba Raytheon Co), 207M0117P054 (Raytheon Co Missile Systems Div Oxnard Facility), 207M0117P054 (Raytheon Company Div Corp) and 1 more.

What NSN replaces 5305-00-050-2899?

There is 1 known substitute for 5305-00-050-2899: 5305-00-054-6672. Verify interchangeability with system specifications before substitution.

What are the specifications of 0453-279?

Key specifications for 0453-279: Thread Length: 0.750 INCHES NOMINAL IN; Internal Drive Style: SLOT; Head Style: BINDING; Thread Class: 2A A. 15 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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