The Bumper, cataloged under National Stock Number 5340-00-664-8344, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Edgewood Chemical Biological Center Ecbc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-664-8344 |
| Primary Part Number | A75-4-557 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Edgewood Chemical Biological Center Ecbc |
| Status | CANCELLED |
| Material Hardness Rating | 65.0 DUROMETER MINIMUM AND 75.0 DUROMETER MAXIMUM |
| Color | BLACK |
| Outside/top Flange Diameter | 1.250 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Hole Diameter | 0.250 INCHES NOMINAL IN |
| Material Document and Classification | MIL-STD-417, TYPE R, CLASS RS, GRADE RS705 MIL STD SINGLE MATERIAL RESPONSE |
| First Counterbore Depth | 0.750 INCHES NOMINAL IN |
| First Counterbore Diameter | 0.375 INCHES NOMINAL IN |
| Style Designator | FLAT TOP COUNTERBORED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Unit of Issue | EA |
NSN 5340-00-664-8344 is a Bumper, manufactured by Edgewood Chemical Biological Center Ecbc, classified under FSC 5340 (No Item Name Available). Status: cancelled.
NSN 5340-00-664-8344 has 2 cross-referenced part numbers: 611-96 (American Laundry Machinery Inc), A75-4-557 (Edgewood Chemical Biological Center Ecbc).
There are 6 known substitutes for 5340-00-664-8344: 5340-00-149-2624, 2805-00-024-6850, 1610-00-144-3038 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for A75-4-557: Overall Height: 1.875 INCHES NOMINAL IN; Material Hardness Rating: 65.0 DUROMETER MINIMUM AND 75.0 DUROMETER MAXIMUM; Color: BLACK; Outside/top Flange Diameter: 1.250 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5340-00-664-8344 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.