PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

559-1-1Grommet,nonmetallic

Hartwell Corporation · NSN 5325-01-051-7937 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-051-7937 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-051-7937. Primary manufacturer part number: 559-1-1.
Features
  • Grommet,nonmetallic — FSC 5325
  • Color: BLACK BARREL
  • Groove Outside Diameter: 0.297 INCHES NOMINAL IN
  • Grommet Construction Type: SPLIT
  • Flange Thickness: 0.095 INCHES NOMINAL IN
  • Grommet Style: ROUND
  • Groove Width: 0.042 INCHES NOMINAL IN
  • Large Flange Outside Diameter: 0.420 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Polycarbonate Overall construction
General Description

The Grommet,nonmetallic, cataloged under National Stock Number 5325-01-051-7937, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hartwell Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-051-7937
Primary Part Number559-1-1
Item NameGrommet,nonmetallic
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerHartwell Corporation
StatusACTIVE
ColorBLACK BARREL
Groove Outside Diameter0.297 INCHES NOMINAL IN
Grommet Construction TypeSPLIT
Flange Thickness0.095 INCHES NOMINAL IN
Grommet StyleROUND
Groove Width0.042 INCHES NOMINAL IN
Large Flange Outside Diameter0.420 INCHES NOMINAL IN
Hole Diameter0.312 INCHES NOMINAL IN
MaterialPLASTIC POLYCARBONATE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5315-01-091-560155911 INTERCHANGEABLE
Pin,shoulder,headless
L3 Technologies, Inc. Div L3 Keo
5360-01-452-08714029-3 INTERCHANGEABLE
Spring,helical,extension
Pdi Ground Support Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
HN5G-51-1 Klx Aerospace Solutions II SAS (FRA)
HN5G-51-1 Tecnotec Sarl (FRA)
559-1-1 PRIMARY Hartwell Corporation (USA)
HN5G-51-1 Boeing Distribution Services SAS (FRA)
HN5G51-1 Hartwell Corporation (USA)
Related Parts
5315-01-091-5601INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
55911
5360-01-452-0871INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
4029-3

Frequently Asked Questions

What is NSN 5325-01-051-7937?

NSN 5325-01-051-7937 is a Grommet,nonmetallic, manufactured by Hartwell Corporation, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-051-7937?

NSN 5325-01-051-7937 has 5 cross-referenced part numbers: HN5G-51-1 (Klx Aerospace Solutions II SAS), HN5G-51-1 (Tecnotec Sarl), 559-1-1 (Hartwell Corporation), HN5G-51-1 (Boeing Distribution Services SAS), HN5G51-1 (Hartwell Corporation).

What NSN replaces 5325-01-051-7937?

There are 2 known substitutes for 5325-01-051-7937: 5315-01-091-5601, 5360-01-452-0871. Verify interchangeability with system specifications before substitution.

What are the specifications of 559-1-1?

Key specifications for 559-1-1: Color: BLACK BARREL; Groove Outside Diameter: 0.297 INCHES NOMINAL IN; Grommet Construction Type: SPLIT; Flange Thickness: 0.095 INCHES NOMINAL IN. 10 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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