The Grommet,nonmetallic, cataloged under National Stock Number 5325-00-159-3820, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-159-3820 |
| Primary Part Number | 11657872 |
| Item Name | Grommet,nonmetallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Grommet Style | ROUND |
| Flange Thickness | 0.125 INCHES NOMINAL IN |
| Features Provided | COOLANT RESISTANT AND OIL RESISTANT |
| Large Flange Outside Diameter | 1.160 INCHES NOMINAL IN |
| Groove Outside Diameter | 0.840 INCHES NOMINAL IN |
| Grommet Construction Type | SPLIT |
| Material | RUBBER SYNTHETIC OVERALL |
| Groove Width | 0.060 INCHES NOMINAL IN |
| Nonmetallic Hardness Rating | 55.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A |
| Hole Diameter | 0.120 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 |
|---|---|
| 11657872 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5325-00-159-3820 is a Grommet,nonmetallic, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-159-3820 has 1 manufacturer part number on file: 11657872 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11657872: Overall Height: 0.310 INCHES NOMINAL IN; Grommet Style: ROUND; Flange Thickness: 0.125 INCHES NOMINAL IN; Features Provided: COOLANT RESISTANT AND OIL RESISTANT. 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.