PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS90725Screw,cap,hexagon Head

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-01-033-1577 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-033-1577 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-033-1577. Primary manufacturer part number: MS90725.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE AND 5 GRADE
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Departure From Cited Document: AS MODIFIED BY THREAD LENGTH
  • Surface Finish: 63.0 MICROINCHES THREADS
  • Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-033-1577, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-033-1577
Primary Part NumberMS90725
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Nondefinitive Spec/std Data2 TYPE AND 10P STYLE AND 5 GRADE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Departure From Cited DocumentAS MODIFIED BY THREAD LENGTH
Surface Finish63.0 MICROINCHES THREADS
Hardness Rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
Material Document and ClassificationSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread Quantity Per Inch16
Nominal Thread Diameter0.375 INCHES IN
Thread DirectionRIGHT-HAND
MaterialSTEEL OVERALL
Fastener Length2.656 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
Head StyleHEXAGON
Head Height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Thread Length2.250 INCHES MINIMUM IN
Thread Class2A A
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Width Between Flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5305-00-269-3219B-0611 INTERCHANGEABLE
Screw,cap,hexagon Head
The Gorman-Rupp Company Div Gorman-Rupp
5305-00-724-5938MS90725-172 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-939-7063 INTERCHANGEABLE
Screw,cap,hexagon Head
1730-01-077-12457841666 INTERCHANGEABLE
Handle,pump
Warner Robins Air Logistics Center
Cross-Reference Index
Part NumberManufacturer
721096 Austin-Westran Llc (USA)
MS90725-69 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MS90725 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
FF-S-85 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MS90725-69 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5305-00-269-3219INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
B-0611
5305-00-724-5938INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS90725-172
5305-00-939-7063INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
1730-01-077-1245INTERCHANGEABLE
HANDLE,PUMP
7841666

Frequently Asked Questions

What is NSN 5305-01-033-1577?

NSN 5305-01-033-1577 is a Screw,cap,hexagon Head, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-033-1577?

NSN 5305-01-033-1577 has 5 cross-referenced part numbers: 721096 (Austin-Westran Llc), MS90725-69 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MS90725 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), FF-S-85 (Federal Specifications Promulgated by General Services Administration Washington DC), MS90725-69 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5305-01-033-1577?

There are 4 known substitutes for 5305-01-033-1577: 5305-00-269-3219, 5305-00-724-5938, 5305-00-939-7063 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS90725?

Key specifications for MS90725: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE AND 5 GRADE; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 19 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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