The Grommet,metallic, cataloged under National Stock Number 5325-00-641-3429, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-641-3429 |
| Primary Part Number | 501447 |
| Item Name | Grommet,metallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flange Outside Diameter | 0.687 INCHES NOMINAL IN |
| Barrel Largest Outside Diameter | 0.375 INCHES NOMINAL IN |
| Washer Style | SINGLE ROW TOOTHED |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 SIZE |
| Color | BLACK OVERALL |
| Barrel Outside Diameter | 0.311 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Flange Style | FLANGE |
| Barrel Style | TAPERED ROUND TYPE |
| Barrel Height | 0.185 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 |
|---|---|
| 501447 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| M16491/1-1071C | 3/2 Design control — primary reference U.S. Government activity |
| 5325PL0789082 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5325PL1387812 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5325-00-641-3429 is a Grommet,metallic, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-641-3429 has 1 manufacturer part number on file: 501447 (U S Army Tank Automotive Command Amsta-Im-Mm).
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-038-0305, 5340-01-600-5368. Verify interchangeability with system specifications before substitution.
Key specifications for 501447: Flange Outside Diameter: 0.687 INCHES NOMINAL IN; Barrel Largest Outside Diameter: 0.375 INCHES NOMINAL IN; Washer Style: SINGLE ROW TOOTHED; Nondefinitive Spec/std Data: 2 TYPE AND 1 SIZE. 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.