General Characteristics Item Description: 3.500 H,ADJUSTABLE SCREED CHAIR FOR FORMED SLAB. 1.000 IN. STANDARD PIPESCREED HOLDER IN
Identification
NSN: 5440-01-186-5659
NIIN: 011865659
FSC: 5440 — Scaffolding Equipment and Concrete Forms
FSG: 54 — Prefabricated Structures and Scaffolding
General Description
The Formed Slab Chair No.2 G2, cataloged under National Stock Number 5440-01-186-5659, is classified within Federal Supply Class 5440 (Scaffolding Equipment and Concrete Forms) of the Prefabricated Structures and Scaffolding group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5440-01-186-5659
Item Name
Formed Slab Chair No.2 G2
FSC / FSG
5440 / 54 — Scaffolding Equipment and Concrete Forms
Status
ACTIVE
General Characteristics Item Description
3.500 H,ADJUSTABLE SCREED CHAIR FOR FORMED SLAB. 1.000 IN. STANDARD PIPESCREED HOLDER IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
FORMED SLAB CHAIR NO.2 G-2
3/9Design control — primary reference
Dayton Superior Corp
No interchangeability data on file.
Other items in FSC 5440 — Scaffolding Equipment and Concrete Forms
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5440-00-001-3982
LADDER,EXTENSION
5440-00-005-7649
5440-00-005-7649 · Item name not on file
5440-00-008-4859
5440-00-008-4859 · Item name not on file
5440-00-009-9848
5440-00-009-9848 · Item name not on file
5440-00-011-2326
5440-00-011-2326 · Item name not on file
5440-00-030-0501
5440-00-030-0501 · Item name not on file
5440-00-035-6037
RAILING,SAFETY
5440-00-035-6039
SCAFFOLD SECTION,STRAIGHT
Frequently Asked Questions
What is NSN 5440-01-186-5659?
NSN 5440-01-186-5659 is a Formed Slab Chair No.2 G2, classified under FSC 5440, Scaffolding Equipment and Concrete Forms. Status: active.
What are the specifications of 5440-01-186-5659?
Key specifications for 5440-01-186-5659: General Characteristics Item Description: 3.500 H,ADJUSTABLE SCREED CHAIR FOR FORMED SLAB. 1.000 IN. STANDARD PIPESCREED HOLDER IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 5440-01-186-5659 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.