The Grommet,nonmetallic, cataloged under National Stock Number 5325-00-177-3972, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-177-3972 |
| Primary Part Number | 6864391 |
| Item Name | Grommet,nonmetallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Grommet Style | EDGING |
| Grommet Overall Length | 19.000 INCHES NOMINAL IN |
| Material Document and Classification | AMS 3660 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Groove Depth | 0.100 INCHES NOMINAL IN |
| Tab Width | 0.067 INCHES NOMINAL IN |
| Width Between Tabs | 0.067 INCHES NOMINAL IN |
| Grommet Construction Type | SPLIT |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Groove Width | 0.056 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 |
NSN 5325-00-177-3972 is a Grommet,nonmetallic, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-177-3972 has 3 manufacturer part numbers on file: 6864391 (Allison Transmission Inc Dba Allison Transmission, Inc), 6864391 (Rolls-Royce Airlines), U320251 (Rolls-Royce Airlines).
Key specifications for 6864391: Overall Height: 0.150 INCHES NOMINAL IN; Grommet Style: EDGING; Grommet Overall Length: 19.000 INCHES NOMINAL IN; Material Document and Classification: AMS 3660 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 9 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.