The Grommet,nonmetallic, cataloged under National Stock Number 5325-00-913-4630, 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 11 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-913-4630 |
| Primary Part Number | 11588722 |
| 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 | 0.219 INCHES NOMINAL IN |
| Material Document and Classification | 417,TYPE S,CLASS SB,GRADE 512 A1,B1,C1,F2 MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| Large Flange Outside Diameter | 4.000 INCHES NOMINAL IN |
| Color | BLACK OVERALL |
| Groove Outside Diameter | 3.484 INCHES MINIMUM AND 3.516 INCHES MAXIMUM IN |
| Grommet Construction Type | SOLID |
| Material | RUBBER OVERALL |
| Groove Width | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| Nonmetallic Hardness Rating | 45.0 MINIMUM SHORE DUROMETER A AND 55.0 MAXIMUM SHORE DUROMETER A |
| Hole Diameter | 2.484 INCHES MINIMUM AND 2.516 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 |
| Part Number | Manufacturer |
|---|---|
| 11588722 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5325-00-913-4630 is a Grommet,nonmetallic, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-913-4630 has 1 manufacturer part number on file: 11588722 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-721-4202. Verify interchangeability with system specifications before substitution.
Key specifications for 11588722: Overall Height: 0.562 INCHES NOMINAL IN; Grommet Style: ROUND; Flange Thickness: 0.219 INCHES NOMINAL IN; Material Document and Classification: 417,TYPE S,CLASS SB,GRADE 512 A1,B1,C1,F2 MIL STD SINGLE MATERIAL RESPONSE OVERALL. 11 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.