PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42128Screw,tapping

Federal Screw Products, Inc. · NSN 5305-00-472-5252 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-472-5252 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-472-5252. Primary manufacturer part number: 42128.
Features
  • Screw,tapping — FSC 5305
  • Nondefinitive Spec/std Data: AB TYPE
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Head Diameter: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Material: STEEL OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • Head Height: 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN
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 5305-00-472-5252, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Screw Products, Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-472-5252
Primary Part Number42128
Item NameScrew,tapping
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Screw Products, Inc.
StatusCANCELLED
Nondefinitive Spec/std DataAB TYPE
Internal Drive StyleCROSS RECESS TYPE 1
Head Diameter0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
MaterialSTEEL OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
Head Height0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN
Features ProvidedCASEHARDENED
Nonmachine Thread StyleGIMLET POINT (TYPE A, AB OR BA)
Nonmachine Nominal Thread Diameter0.164 INCHES IN
Head StylePAN
Fastener Length1.453 INCHES MINIMUM AND 1.547 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
2940-00-173-665042128 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
4730-00-679-1686SAE J514-3 8-12 140130QA INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
5999-00-690-7155 INTERCHANGEABLE
Heater,thermal Release
4330-01-137-9098 INTERCHANGEABLE
Filter Element,fluid
4210-01-313-945842128 INTERCHANGEABLE
Cable Assembly,pull
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
42128 Federal Screw Products, Inc. (USA)
FFS107 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MS51861-41 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS24621-36 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS24617-27 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
2940-00-173-6650INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42128
4730-00-679-1686INTERCHANGEABLE
COUPLING,PIPE
SAE J514-3 8-12 140130QA
5999-00-690-7155INTERCHANGEABLE
HEATER,THERMAL RELEASE
4330-01-137-9098INTERCHANGEABLE
FILTER ELEMENT,FLUID
4210-01-313-9458INTERCHANGEABLE
CABLE ASSEMBLY,PULL
42128

Frequently Asked Questions

What is NSN 5305-00-472-5252?

NSN 5305-00-472-5252 is a Screw,tapping, manufactured by Federal Screw Products, Inc., classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-472-5252?

NSN 5305-00-472-5252 has 5 cross-referenced part numbers: 42128 (Federal Screw Products, Inc.), FFS107 (Federal Specifications Promulgated by General Services Administration Washington DC), MS51861-41 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS24621-36 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS24617-27 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5305-00-472-5252?

There are 5 known substitutes for 5305-00-472-5252: 2940-00-173-6650, 4730-00-679-1686, 5999-00-690-7155 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42128?

Key specifications for 42128: Nondefinitive Spec/std Data: AB TYPE; Internal Drive Style: CROSS RECESS TYPE 1; Head Diameter: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN; Surface Treatment: CADMIUM AND CHROMATE OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-472-5252 still in active supply?

NSN 5305-00-472-5252 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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