The Grommet,metallic, cataloged under National Stock Number 5325-00-641-1278, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-641-1278 |
| Item Name | Grommet,metallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Flange Outside Diameter | 0.655 INCHES MINIMUM AND 0.685 INCHES MAXIMUM IN |
| Washer Style | SINGLE ROW TOOTHED |
| Nondefinitive Spec/std Data | 3 TYPE AND 3 CLASS AND 0 SIZE |
| Color | BLACK OVERALL |
| Surface Treatment | ENAMEL OVERALL |
| Barrel Outside Diameter | 0.297 INCHES MINIMUM AND 0.307 INCHES MAXIMUM IN |
| Material | COPPER ALLOY OVERALL |
| Flange Style | FLANGE |
| Barrel Style | STRAIGHT ROUND TYPE |
| Barrel Height | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| NASM16491 TY 3 CL 3 SZ 0 | 3/2 Design control — primary reference U.S. Government activity |
| G16491TYPE3CLASS3SIZE0 | 5/9 Secondary reference U.S. Government activity |
NSN 5325-00-641-1278 is a Grommet,metallic, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-00-641-1278: Flange Outside Diameter: 0.655 INCHES MINIMUM AND 0.685 INCHES MAXIMUM IN; Washer Style: SINGLE ROW TOOTHED; Nondefinitive Spec/std Data: 3 TYPE AND 3 CLASS AND 0 SIZE; Color: BLACK OVERALL. 10 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.