The Grommet,metallic, cataloged under National Stock Number 5325-01-474-2294, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-474-2294 |
| Primary Part Number | HS4874-4B2C |
| Item Name | Grommet,metallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Material Document and Classification | QQ-S-763, COND A FED SPEC 1ST MATERIAL RESPONSE OVERALL |
| Flange Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Washer Style | BARREL TYPE |
| Color | SILVER OVERALL |
| Barrel Outside Diameter | 0.281 INCHES MAXIMUM IN |
| Flange Width | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Material | STEEL COMP 302 OR STEEL COMP 304 OVERALL |
| Flange Style | FLANGE |
| Barrel Style | STRAIGHT ROUND TYPE |
| Barrel Height | 0.095 INCHES MINIMUM AND 0.115 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 |
|---|---|
| HS4874-4B2C PRIMARY | The Boeing Company (USA) |
| SLN119-4B2C | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| SL3541-C4A2 | 5/2 Secondary reference U.S. Government activity |
| HS4874-4B2C | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| ABC7080-4B2C | 5/9 Secondary reference U.S. Government activity |
NSN 5325-01-474-2294 is a Grommet,metallic, manufactured by The Boeing Company, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-474-2294 has 2 manufacturer part numbers on file: HS4874-4B2C (The Boeing Company), SLN119-4B2C (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok).
Key specifications for HS4874-4B2C: Material Document and Classification: QQ-S-763, COND A FED SPEC 1ST MATERIAL RESPONSE OVERALL; Flange Length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN; Washer Style: BARREL TYPE; Color: SILVER OVERALL. 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.