The Bumper, cataloged under National Stock Number 5340-01-280-7162, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is United States Department of the Navy Dba Naval Undersea Warfare Ctr Div. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-280-7162 |
| Primary Part Number | 4684890 ITEM 11 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | United States Department of the Navy Dba Naval Undersea Warfare Ctr Div |
| Status | ACTIVE |
| Style Designator | RECTANGULAR |
| Material Document and Classification | DUPONT CO, DELRIN 150 MFR REF SINGLE MATERIAL RESPONSE |
| Material | PLASTIC ACETAL |
| 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 |
|---|---|
| 4684890 ITEM 11 PRIMARY | United States Department of the Navy Dba Naval Undersea Warfare Ctr Div (USA) |
| Reference | Meaning |
|---|---|
| 56-10-4078 | 5/9 Secondary reference U.S. Government activity |
| 709-4684890 ITEM 11 | 3/2 Design control — primary reference U.S. Government activity |
| 4694890-0011 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5340-01-280-7162 is a Bumper, manufactured by United States Department of the Navy Dba Naval Undersea Warfare Ctr Div, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-280-7162 has 1 manufacturer part number on file: 4684890 ITEM 11 (United States Department of the Navy Dba Naval Undersea Warfare Ctr Div).
Key specifications for 4684890 ITEM 11: Overall Height: 0.500 INCHES NOMINAL IN; Style Designator: RECTANGULAR; Material Document and Classification: DUPONT CO, DELRIN 150 MFR REF SINGLE MATERIAL RESPONSE; Overall Length: 2.000 INCHES NOMINAL IN. 3 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.