PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

552842Screw,cap,socket Head

Hydrema U.s., Inc. Dba Hydrema Us Inc · NSN 5305-01-625-0958 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-625-0958 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-625-0958. Primary manufacturer part number: 552842.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Series Designator: M
  • Color: BLACK OVERALL
  • Thread Direction: RIGHT-HAND
  • Head Diameter: 30.0 MILLIMETERS NOMINAL MM
  • Width Across Flats: 17.0 MILLIMETERS NOMINAL MM
  • Nominal Thread Diameter: 20.0 MILLIMETERS MM
  • Head Style: FLAT CHAMFER
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-625-0958, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hydrema U.s., Inc. Dba Hydrema Us Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5305-01-625-0958
Primary Part Number552842
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerHydrema U.s., Inc. Dba Hydrema Us Inc
StatusACTIVE
Thread Series DesignatorM
ColorBLACK OVERALL
Thread DirectionRIGHT-HAND
Head Diameter30.0 MILLIMETERS NOMINAL MM
Width Across Flats17.0 MILLIMETERS NOMINAL MM
Nominal Thread Diameter20.0 MILLIMETERS MM
Head StyleFLAT CHAMFER
External Thread Tolerance Class6G G
Fastener Length80.0 MILLIMETERS NOMINAL MM
Thread Length52.0 MILLIMETERS MINIMUM AND 64.5 MILLIMETERS MAXIMUM MM
Head Height20.0 MILLIMETERS NOMINAL MM
Thread Pitch in Millimeters2.5
Internal Drive StyleHEXAGON
Surface TreatmentOXIDE OVERALL
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2920-00-309-9096169671C INTERCHANGEABLE
Clamp,distributor
Dresser, Llc
Cross-Reference Index
Part NumberManufacturer
91290A856 Mcmaster-Carr Supply Co (USA)
552842 PRIMARY Hydrema U.s., Inc. Dba Hydrema Us Inc (USA)
Related Parts
2920-00-309-9096INTERCHANGEABLE
CLAMP,DISTRIBUTOR
169671C

Frequently Asked Questions

What is NSN 5305-01-625-0958?

NSN 5305-01-625-0958 is a Screw,cap,socket Head, manufactured by Hydrema U.s., Inc. Dba Hydrema Us Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-625-0958?

NSN 5305-01-625-0958 has 2 cross-referenced part numbers: 91290A856 (Mcmaster-Carr Supply Co), 552842 (Hydrema U.s., Inc. Dba Hydrema Us Inc).

What NSN replaces 5305-01-625-0958?

There is 1 known substitute for 5305-01-625-0958: 2920-00-309-9096. Verify interchangeability with system specifications before substitution.

What are the specifications of 552842?

Key specifications for 552842: Thread Series Designator: M; Color: BLACK OVERALL; Thread Direction: RIGHT-HAND; End Item Identification: 2355-22-622-7966. 17 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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