The Bumper, cataloged under National Stock Number 5340-01-050-6350, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-050-6350 |
| Primary Part Number | 1605 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| Status | ACTIVE |
| Outside/top Flange Diameter | 0.500 INCHES NOMINAL IN |
| First Counterbore Diameter | 0.250 INCHES NOMINAL IN |
| Style Designator | FLAT TOP COUNTERBORED |
| Material Document and Classification | ZZ-R-765, CLASS 2B, GRADE 50 FED SPEC SINGLE MATERIAL RESPONSE |
| First Counterbore Depth | 0.120 INCHES NOMINAL IN |
| Material | RUBBER SILICONE |
| Hole Diameter | 0.120 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 1605 PRIMARY | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA) |
| E-71005 | Parco, Llc (USA) |
| Reference | Meaning |
|---|---|
| 903708-1C | 7/2 Vendor item drawing reference U.S. Government activity |
| 228551-1 | 5/9 Secondary reference Bell Industries Inc Precision Components Div |
NSN 5340-01-050-6350 is a Bumper, manufactured by Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-050-6350 has 2 manufacturer part numbers on file: 1605 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp), E-71005 (Parco, Llc).
Key specifications for 1605: Overall Height: 0.230 INCHES NOMINAL IN; Outside/top Flange Diameter: 0.500 INCHES NOMINAL IN; First Counterbore Diameter: 0.250 INCHES NOMINAL IN; Style Designator: FLAT TOP COUNTERBORED. 7 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.