NSN 5305-01-178-1600 · NIIN 011781600 · Part number CS440-4SS
Brunson Instrument Company Dba Brunson Instrument Company · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 66796
Government record, cited
NSN 5305-01-178-1600 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-178-1600. Manufacturer of record part number: CS440-4SS.
Manufacturer of record: Brunson Instrument Company Dba Brunson Instrument Company
Identification
NSN: 5305-01-178-1600
NIIN: 011781600
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: CS440-4SS
Manufacturer: Brunson Instrument Company Dba Brunson Instrument Company
General Description
The Screw,special, cataloged under National Stock Number 5305-01-178-1600, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Brunson Instrument Company Dba Brunson Instrument Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Screw,special
FSC / FSG
5305 — Screws (FSG 53)
Manufacturers
Brunson Instrument Company Dba Brunson Instrument Company (CAGE 66796)
Technical Specifications
Parameter
Value
NSN
5305-01-178-1600
Primary Part Number
CS440-4SS
Item Name
Screw,special
FSC / FSG
5305 / 53 — Screws
Manufacturer
Brunson Instrument Company Dba Brunson Instrument Company
Brunson Instrument Company Dba Brunson Instrument Company (USA)
Reference documents
Reference
Meaning
SS-2024-2
C/1Advisory reference — outside the item-of-supply concept
Keuffel and Esser Co
No interchangeability data on file.
Other items in FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-1397
5305-00-000-1397 · Item name not on file
5305-00-000-2625
5305-00-000-2625 · Item name not on file
5305-00-000-3669
5305-00-000-3669 · Item name not on file
5305-00-000-3830
5305-00-000-3830 · Item name not on file
5305-00-000-3831
5305-00-000-3831 · Item name not on file
Frequently Asked Questions
What is NSN 5305-01-178-1600?
NSN 5305-01-178-1600 is a Screw,special, manufactured by Brunson Instrument Company Dba Brunson Instrument Company, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-178-1600?
NSN 5305-01-178-1600 has 1 manufacturer part number on file: CS440-4SS (Brunson Instrument Company Dba Brunson Instrument Company).
Is NSN 5305-01-178-1600 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.