The Bumper, cataloged under National Stock Number 5340-00-446-7600, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is De Havilland Aircraft of Canada Limited. Government technical data includes 9 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 | 5340-00-446-7600 |
| Primary Part Number | C4B1827-1 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | De Havilland Aircraft of Canada Limited |
| Status | ACTIVE |
| Outside/top Flange Diameter | 1.330 INCHES NOMINAL IN |
| Material Hardness Rating | 50.0 DUROMETER NOMINAL |
| First Counterbore Diameter | 0.332 INCHES NOMINAL IN |
| Style Designator | FLAT TOP CHAMFERED SHANK COUNTERBORED |
| First Counterbore Depth | 0.400 INCHES NOMINAL IN |
| Color | BLACK |
| Chamfer Angle in Deg | 8.0 |
| Material | RUBBER SYNTHETIC |
| Hole Diameter | 0.147 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C4B1827-1 PRIMARY | De Havilland Aircraft of Canada Limited (CAN) |
NSN 5340-00-446-7600 is a Bumper, manufactured by De Havilland Aircraft of Canada Limited, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-446-7600 has 1 manufacturer part number on file: C4B1827-1 (De Havilland Aircraft of Canada Limited).
Key specifications for C4B1827-1: Overall Height: 1.500 INCHES NOMINAL IN; Outside/top Flange Diameter: 1.330 INCHES NOMINAL IN; Material Hardness Rating: 50.0 DUROMETER NOMINAL; First Counterbore Diameter: 0.332 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.