The Grommet,nonmetallic, cataloged under National Stock Number 5325-01-413-8497, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Div Marine Systems. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5325-01-413-8497 |
| Primary Part Number | 100H143PC35 |
| Item Name | Grommet,nonmetallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Northrop Grumman Systems Corporation Div Marine Systems |
| Status | ACTIVE |
| Grommet Style | ROUND |
| Flange Thickness | 0.094 INCHES NOMINAL IN |
| Material Document and Classification | ASTM D2000 BG515A14B24C32E036F19Z ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | COOLANT RESISTANT AND OIL RESISTANT |
| Large Flange Outside Diameter | 0.656 INCHES NOMINAL IN |
| Color | BLACK OVERALL |
| Groove Outside Diameter | 0.500 INCHES NOMINAL IN |
| Grommet Construction Type | SOLID |
| Material | RUBBER SYNTHETIC OVERALL |
| Groove Width | 0.062 INCHES NOMINAL IN |
| Nonmetallic Hardness Rating | 45.0 MINIMUM SHORE DUROMETER A AND 55.0 MAXIMUM SHORE DUROMETER A |
| Hole Diameter | 0.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 100H143PC35 PRIMARY | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| Reference | Meaning |
|---|---|
| MS35489-141 | 4/1 Identification reference U.S. Government activity |
NSN 5325-01-413-8497 is a Grommet,nonmetallic, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-413-8497 has 1 manufacturer part number on file: 100H143PC35 (Northrop Grumman Systems Corporation Div Marine Systems).
Key specifications for 100H143PC35: Overall Height: 0.250 INCHES NOMINAL IN; Grommet Style: ROUND; Flange Thickness: 0.094 INCHES NOMINAL IN; Material Document and Classification: ASTM D2000 BG515A14B24C32E036F19Z ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.