The Bumper, cataloged under National Stock Number 5340-01-120-0163, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Breeze-Eastern Llc. Government technical data includes 4 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-120-0163 |
| Primary Part Number | 11689-1 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Breeze-Eastern Llc |
| Status | ACTIVE |
| Outside/top Flange Diameter | 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Style Designator | FLAT TOP |
| Material Document and Classification | L-P-410A FED SPEC SINGLE MATERIAL RESPONSE A |
| Material | PLASTIC POLYAMIDE NYLON |
| 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 |
|---|---|
| 11689-1 PRIMARY | Breeze-Eastern Llc (USA) |
NSN 5340-01-120-0163 is a Bumper, manufactured by Breeze-Eastern Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-120-0163 has 1 manufacturer part number on file: 11689-1 (Breeze-Eastern Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5950-01-200-6357, 5330-01-210-4817. Verify interchangeability with system specifications before substitution.
Key specifications for 11689-1: Overall Height: 1.410 INCHES NOMINAL IN; Outside/top Flange Diameter: 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Style Designator: FLAT TOP; Material Document and Classification: L-P-410A FED SPEC SINGLE MATERIAL RESPONSE A. 4 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.