PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6280B-SS-0440Retainer,panel Screw

Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware · NSN 5325-01-273-4660 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-273-4660 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-273-4660. Primary manufacturer part number: 6280B-SS-0440.
Features
  • Retainer,panel Screw — FSC 5325
  • General Characteristics Item Description: CRES STEEL,PASSIVATE,0.438 IN. LG,0.250 IN. OD SMALL END,0.093 IN. LG SMALL END,0.344 IN. OD LARGE END,4-40 UNC 2B INTERNAL THD 0.156 IN. LG IN
  • 3 verified cross-references
  • Primary manufacturer: Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Retainer,panel Screw, cataloged under National Stock Number 5325-01-273-4660, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-273-4660
Primary Part Number6280B-SS-0440
Item NameRetainer,panel Screw
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerCarey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
StatusACTIVE
General Characteristics Item DescriptionCRES STEEL,PASSIVATE,0.438 IN. LG,0.250 IN. OD SMALL END,0.093 IN. LG SMALL END,0.344 IN. OD LARGE END,4-40 UNC 2B INTERNAL THD 0.156 IN. LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-00-136-108510596LC 1/2 INTERCHANGEABLE
Cock,plug
Mc Donald a Y Mfg Co
4730-00-193-0875 INTERCHANGEABLE
Bushing,pipe
5975-00-606-64975048-2 INTERCHANGEABLE
Interconnecting Box
Microwave Devices Inc
5330-00-641-209150482 INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
5935-00-828-3818BFR14S2P1 INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Llc
5330-01-070-484950482 INTERCHANGEABLE
Gasket
Paccar Winch Inc Dba Paccar Winch Division
5940-01-155-8369 INTERCHANGEABLE
Splice,conductor
5330-01-411-013577342 INTERCHANGEABLE
Seal,plain
Paccar Winch Inc Dba Paccar Winch Division
4730-01-432-387950482 INTERCHANGEABLE
Expansion Joint,pipe
Hyspan Precision Products, Inc.
9905-01-496-278950-482 INTERCHANGEABLE
Plate,identification
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
Cross-Reference Index
Part NumberManufacturer
5048-2 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
6280B-SS-0440 PRIMARY Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA)
6280B-SS-0440 New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
Related Parts
4820-00-136-1085INTERCHANGEABLE
COCK,PLUG
10596LC 1/2
4730-00-193-0875INTERCHANGEABLE
BUSHING,PIPE
5975-00-606-6497INTERCHANGEABLE
INTERCONNECTING BOX
5048-2
5330-00-641-2091INTERCHANGEABLE
SEAL,PLAIN ENCASED
50482
5935-00-828-3818INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
BFR14S2P1
5330-01-070-4849INTERCHANGEABLE
GASKET
50482
5940-01-155-8369INTERCHANGEABLE
SPLICE,CONDUCTOR
5330-01-411-0135INTERCHANGEABLE
SEAL,PLAIN
77342
4730-01-432-3879INTERCHANGEABLE
EXPANSION JOINT,PIPE
50482
9905-01-496-2789INTERCHANGEABLE
PLATE,IDENTIFICATION
50-482

Frequently Asked Questions

What is NSN 5325-01-273-4660?

NSN 5325-01-273-4660 is a Retainer,panel Screw, manufactured by Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-273-4660?

NSN 5325-01-273-4660 has 3 cross-referenced part numbers: 5048-2 (L3harris Technologies, Inc. Div Space and Airborne Systems), 6280B-SS-0440 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), 6280B-SS-0440 (New Haven Mfg Corp Amatom Electronic Hardware Div).

What NSN replaces 5325-01-273-4660?

There are 10 known substitutes for 5325-01-273-4660: 4820-00-136-1085, 4730-00-193-0875, 5975-00-606-6497 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6280B-SS-0440?

Key specifications for 6280B-SS-0440: General Characteristics Item Description: CRES STEEL,PASSIVATE,0.438 IN. LG,0.250 IN. OD SMALL END,0.093 IN. LG SMALL END,0.344 IN. OD LARGE END,4-40 UNC 2B INTERNAL THD 0.156 IN. LG IN. 1 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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