The Grommet,nonmetallic, cataloged under National Stock Number 5325-00-910-4048, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Kelly Manufacturing Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5325-00-910-4048 |
| Primary Part Number | M3503 |
| Item Name | Grommet,nonmetallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Kelly Manufacturing Company |
| Status | ACTIVE |
| Grommet Style | ROUND |
| Flange Thickness | 0.030 INCHES NOMINAL IN |
| Material Document and Classification | ASTM D735 61 TY T 81346 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | OIL RESISTANT AND COOLANT RESISTANT |
| Large Flange Outside Diameter | 0.250 INCHES NOMINAL IN |
| Groove Outside Diameter | 0.150 INCHES NOMINAL IN |
| Grommet Construction Type | SOLID |
| Material | RUBBER SYNTHETIC OVERALL |
| Groove Width | 0.109 INCHES NOMINAL IN |
| Nonmetallic Hardness Rating | 60.0 NOMINAL SHORE DUROMETER A |
| Hole Diameter | 0.093 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 |
|---|---|
| M3503 PRIMARY | Kelly Manufacturing Company (USA) |
| Reference | Meaning |
|---|---|
| M3503 | 5/9 Secondary reference Allen R C Instruments Inc |
NSN 5325-00-910-4048 is a Grommet,nonmetallic, manufactured by Kelly Manufacturing Company, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-910-4048 has 1 manufacturer part number on file: M3503 (Kelly Manufacturing Company).
1 possible match (shared part number, not a government interchangeability claim): 5962-01-321-0164. Verify interchangeability with system specifications before substitution.
Key specifications for M3503: Overall Height: 0.169 INCHES NOMINAL IN; Grommet Style: ROUND; Flange Thickness: 0.030 INCHES NOMINAL IN; Material Document and Classification: ASTM D735 61 TY T 81346 ASSN 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.