PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN520-6-7Screw,machine

Aeronautical Standards Group Dept of Navy and Air Force · NSN 5305-00-156-2822 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-156-2822 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-156-2822. Primary manufacturer part number: AN520-6-7.
Features
  • Screw,machine — FSC 5305
  • Thread Quantity Per Inch: 40
  • Thread Class: 2A A
  • Minimum Tensile Strength: 55000 POUNDS PER SQUARE INCH LBS
  • Screw Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
  • Screw Surface Treatment: CADMIUM
  • Head Height: 0.103 INCHES MAXIMUM IN
  • 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 5305-00-156-2822, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-156-2822
Primary Part NumberAN520-6-7
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerAeronautical Standards Group Dept of Navy and Air Force
StatusACTIVE
Thread Quantity Per Inch40
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
Screw Surface TreatmentCADMIUM
Head Height0.103 INCHES MAXIMUM IN
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
Thread Series DesignatorUNF
Thread Length0.388 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Head StyleROUND
Fastener Length0.438 INCHES NOMINAL IN
Nominal Thread Diameter0.138 INCHES IN
Thread DirectionRIGHT-HAND
Head Diameter0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Internal Drive StyleCROSS RECESS TYPE 1
Screw MaterialSTEEL OR STEEL COMP 1010
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-144-8663 INTERCHANGEABLE
Bearing,ball,annular
4320-00-176-0284166963E INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5950-00-504-9073GA10074 INTERCHANGEABLE
Transformer,power Autotransforme
Raytheon Company Dba Raytheon Co
5310-00-524-0236SMB154725 INTERCHANGEABLE
Washer,flat
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-01-138-926710468 INTERCHANGEABLE
Coil,radio Frequency
Torotel, Inc. Div Torotel Products, Inc.
Cross-Reference Index
Part NumberManufacturer
AN520-6-7 Aeronautical Standards Group Dept of Navy and Air Force (USA)
10468 Raytheon Technical Services Company (USA)
FFS92ANDTYPE1ANDSTYLE1S Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
3110-00-144-8663INTERCHANGEABLE
BEARING,BALL,ANNULAR
4320-00-176-0284INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
166963E
5950-00-504-9073INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
GA10074
5310-00-524-0236INTERCHANGEABLE
WASHER,FLAT
SMB154725
5950-01-138-9267INTERCHANGEABLE
COIL,RADIO FREQUENCY
10468

Frequently Asked Questions

What is NSN 5305-00-156-2822?

NSN 5305-00-156-2822 is a Screw,machine, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-156-2822?

NSN 5305-00-156-2822 has 3 cross-referenced part numbers: AN520-6-7 (Aeronautical Standards Group Dept of Navy and Air Force), 10468 (Raytheon Technical Services Company), FFS92ANDTYPE1ANDSTYLE1S (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5305-00-156-2822?

There are 5 known substitutes for 5305-00-156-2822: 3110-00-144-8663, 4320-00-176-0284, 5950-00-504-9073 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AN520-6-7?

Key specifications for AN520-6-7: Thread Quantity Per Inch: 40; Thread Class: 2A A; Minimum Tensile Strength: 55000 POUNDS PER SQUARE INCH LBS; Screw Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE. 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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