The Closer,door, cataloged under National Stock Number 5340-01-278-4123, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-278-4123 |
| Primary Part Number | 5497432-1 |
| Item Name | Closer,door |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY 2024 CASE |
| Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 4150 OR STEEL COMP 304 OR STEEL COMP 309 OR STEEL COMP 321 ARM |
| Material | ALUMINUM ALLOY 2024 MOUNTING BRACKET |
| Mounting Type for Which Designed | SURFACE |
| Length | 15.746 INCHES MINIMUM AND 15.756 INCHES MAXIMUM OVERALL IN |
| Unit Type | SINGLE ACTION |
| Operational Direction | LEFT-HAND OR RIGHT-HAND |
| Control Type | AIR |
| Surface Treatment | PASSIVATE AND ANODIZE OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 5497432-1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 4001303 | Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions (USA) |
| 5497432-2 | Naval Sea Systems Command (USA) |
| 5497432-1 | Naval Sea Systems Command (USA) |
| 53912 | Avibank Mfg., Inc. Dba Avibank Manufacturing Inc (USA) |
NSN 5340-01-278-4123 is a Closer,door, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-01-278-4123 has 5 cross-referenced part numbers: 5497432-1 (Lockheed Martin Corporation Div Rotary and Mission Systems), 4001303 (Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions), 5497432-2 (Naval Sea Systems Command), 5497432-1 (Naval Sea Systems Command), 53912 (Avibank Mfg., Inc. Dba Avibank Manufacturing Inc).
There are 7 known substitutes for 5340-01-278-4123: 5905-00-257-7387, 4730-00-278-3397, 7050-00-421-9246 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5497432-1: Material: ALUMINUM ALLOY 2024 CASE; Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 4150 OR STEEL COMP 304 OR STEEL COMP 309 OR STEEL COMP 321 ARM; Material: ALUMINUM ALLOY 2024 MOUNTING BRACKET; Mounting Type for Which Designed: SURFACE. 10 total characteristics are documented in the Federal Logistics Information System.