The Grommet,nonmetallic, cataloged under National Stock Number 5325-01-413-5574, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-413-5574 |
| Primary Part Number | MS35489-1 |
| Item Name | Grommet,nonmetallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Grommet Style | ROUND |
| Flange Thickness | 0.063 INCHES NOMINAL IN |
| Material Document and Classification | ASTMD2000BG515A14B24C32E036F19Z ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | COOLANT RESISTANT AND OIL RESISTANT |
| Large Flange Outside Diameter | 0.344 INCHES NOMINAL IN |
| Color | BLACK OVERALL |
| Groove Outside Diameter | 0.250 INCHES NOMINAL IN |
| Grommet Construction Type | SOLID |
| Material | RUBBER SYNTHETIC OVERALL |
| Groove Width | 0.062 INCHES NOMINAL IN |
| Nonmetallic Hardness Rating | 45.0 NOMINAL SHORE DUROMETER A AND 55.0 MINIMUM SHORE DUROMETER A |
| Hole Diameter | 0.125 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 |
|---|---|
| MS35489-1 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| MS35489-1 | 3/2 Design control — primary reference U.S. Government activity |
| MS35489-1 | 5/9 Secondary reference U.S. Government activity |
| MS35489-1 | 3/2 Design control — primary reference U.S. Government activity |
| 5325PL0719594 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5325-01-413-5574 is a Grommet,nonmetallic, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-413-5574 has 1 manufacturer part number on file: MS35489-1 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for MS35489-1: Overall Height: 0.188 INCHES NOMINAL IN; Grommet Style: ROUND; Flange Thickness: 0.063 INCHES NOMINAL IN; Material Document and Classification: ASTMD2000BG515A14B24C32E036F19Z 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.