PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7569-21-2Screw,tapping

Cecom Lr Center · NSN 5305-00-432-4389 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-432-4389 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-432-4389. Primary manufacturer part number: 7569-21-2.
Features
  • Screw,tapping — FSC 5305
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • Head Diameter: 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
  • Fastener Length: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
  • Nondefinitive Spec/std Data: AB TYPE
  • Material: STEEL OVERALL
  • Features Provided: CASEHARDENED
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,tapping, cataloged under National Stock Number 5305-00-432-4389, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cecom Lr Center. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-432-4389
Primary Part Number7569-21-2
Item NameScrew,tapping
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCecom Lr Center
StatusCANCELLED
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
Head Diameter0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
Fastener Length0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
Nondefinitive Spec/std DataAB TYPE
MaterialSTEEL OVERALL
Features ProvidedCASEHARDENED
Internal Drive StyleCROSS RECESS TYPE 1
Countersink Angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
Head StyleFLAT COUNTERSUNK
Nonmachine Thread StyleGIMLET POINT (TYPE A, AB OR BA)
Nonmachine Nominal Thread Diameter0.138 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5950-00-569-0184SCC66113 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5133-01-095-8016 INTERCHANGEABLE
Drill,twist
4330-01-102-40850155028 P28 INTERCHANGEABLE
Filter Element,fluid
Allied Witan Co Dba Alwitco
4820-01-238-02244231-3 INTERCHANGEABLE
Stem,fluid Valve
Bath Iron Works Corporation
Cross-Reference Index
Part NumberManufacturer
7569-21-2 Cecom Lr Center (USA)
MS51862-15 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
42313 Federal Screw Products, Inc. (USA)
10387750 Nimikkeistokeskus Ncb Finland (FIN)
FFS107 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
42313ADX Airdale Express Llc Div Airdale Express (USA)
Related Parts
5950-00-569-0184INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SCC66113
5133-01-095-8016INTERCHANGEABLE
DRILL,TWIST
4330-01-102-4085INTERCHANGEABLE
FILTER ELEMENT,FLUID
0155028 P28
4820-01-238-0224INTERCHANGEABLE
STEM,FLUID VALVE
4231-3

Frequently Asked Questions

What is NSN 5305-00-432-4389?

NSN 5305-00-432-4389 is a Screw,tapping, manufactured by Cecom Lr Center, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-432-4389?

NSN 5305-00-432-4389 has 6 cross-referenced part numbers: 7569-21-2 (Cecom Lr Center), MS51862-15 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 42313 (Federal Screw Products, Inc.), 10387750 (Nimikkeistokeskus Ncb Finland), FFS107 (Federal Specifications Promulgated by General Services Administration Washington DC) and 1 more.

What NSN replaces 5305-00-432-4389?

There are 4 known substitutes for 5305-00-432-4389: 5950-00-569-0184, 5133-01-095-8016, 4330-01-102-4085 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7569-21-2?

Key specifications for 7569-21-2: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL; Head Diameter: 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN; Fastener Length: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-432-4389 still in active supply?

NSN 5305-00-432-4389 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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