PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8478Grommet,nonmetallic

Keystone Electronics Corp · NSN 5325-01-509-1053 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-509-1053 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-509-1053. Primary manufacturer part number: 8478.
Features
  • Grommet,nonmetallic — FSC 5325
  • Hole Diameter: 0.625 INCHES NOMINAL IN
  • Large Flange Outside Diameter: 0.953 INCHES NOMINAL IN
  • Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
  • Color: BLACK OVERALL
  • Flange Thickness: 0.062 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Keystone Electronics Corp
Applications
  • Applications requiring Plastic Polyhexamethylene Adipamide Overall construction
General Description

The Grommet,nonmetallic, cataloged under National Stock Number 5325-01-509-1053, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Keystone Electronics Corp. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5325-01-509-1053
Primary Part Number8478
Item NameGrommet,nonmetallic
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerKeystone Electronics Corp
StatusACTIVE
Hole Diameter0.625 INCHES NOMINAL IN
Large Flange Outside Diameter0.953 INCHES NOMINAL IN
MaterialPLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
ColorBLACK OVERALL
Flange Thickness0.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
9540-00-145-573160-8684 INTERCHANGEABLE
Angle,structural
Transtar Metals Corp
9540-00-145-5732 INTERCHANGEABLE
Angle,structural
6145-00-244-8152UL62SJ3BCK2/18EPCPE INTERCHANGEABLE
Cable,power,electrical
Underwriters Laboratories Inc
6645-00-348-28418478 INTERCHANGEABLE
Cap,barrel
The Chelsea Clock Llc
5950-00-387-5711 INTERCHANGEABLE
Core,electromagnetic Component
5945-00-397-5615 INTERCHANGEABLE
Plunger,solenoid
4710-00-453-3970 INTERCHANGEABLE
Tube Assembly
3030-01-093-2804 INTERCHANGEABLE
Belts,v,matched Set
6685-01-373-94868478 INTERCHANGEABLE
Thermocouple,contact
Hewlett-Packard Company Dba HP
6685-01-412-39488478 INTERCHANGEABLE
Indicator,temperature,electrical
Hoyt Corporation
Cross-Reference Index
Part NumberManufacturer
8478 PRIMARY Keystone Electronics Corp (USA)
Related Parts
9540-00-145-5731INTERCHANGEABLE
ANGLE,STRUCTURAL
60-8684
9540-00-145-5732INTERCHANGEABLE
ANGLE,STRUCTURAL
6145-00-244-8152INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
UL62SJ3BCK2/18EPCPE
6645-00-348-2841INTERCHANGEABLE
CAP,BARREL
8478
5950-00-387-5711INTERCHANGEABLE
CORE,ELECTROMAGNETIC COMPONENT
5945-00-397-5615INTERCHANGEABLE
PLUNGER,SOLENOID
4710-00-453-3970INTERCHANGEABLE
TUBE ASSEMBLY
3030-01-093-2804INTERCHANGEABLE
BELTS,V,MATCHED SET
6685-01-373-9486INTERCHANGEABLE
THERMOCOUPLE,CONTACT
8478
6685-01-412-3948INTERCHANGEABLE
INDICATOR,TEMPERATURE,ELECTRICAL
8478

Frequently Asked Questions

What is NSN 5325-01-509-1053?

NSN 5325-01-509-1053 is a Grommet,nonmetallic, manufactured by Keystone Electronics Corp, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-509-1053?

NSN 5325-01-509-1053 has 1 cross-referenced part number: 8478 (Keystone Electronics Corp).

What NSN replaces 5325-01-509-1053?

There are 10 known substitutes for 5325-01-509-1053: 9540-00-145-5731, 9540-00-145-5732, 6145-00-244-8152 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8478?

Key specifications for 8478: Hole Diameter: 0.625 INCHES NOMINAL IN; Large Flange Outside Diameter: 0.953 INCHES NOMINAL IN; Special Features: STYLE IS UNIQUE; Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL. 8 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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