The Washer,spring Tension, cataloged under National Stock Number 5310-00-379-4571, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Defense. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-379-4571 |
| Primary Part Number | ST4M148-06001 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Hole Diameter | 0.380 INCHES MINIMUM IN |
| Style Designator | SPRING TENSION |
| Material Document and Classification | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL COMP 302 OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Outside Diameter | 0.750 INCHES MAXIMUM IN |
| Material Thickness | 0.028 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 77C718632P001 | Lockheed Martin Corporation Div Rms (USA) |
| 530454-33 | Raytheon Company Dba Raytheon (USA) |
| B0750-028-S | Barnes Group Inc (USA) |
| HS5409-0001 | The Boeing Company (USA) |
| ST4M148-06001 PRIMARY | The Boeing Company Div Defense (USA) |
| HS5409-0001 | Mcdonnell Douglas Helicopter Co Inc (USA) |
| 10121337 | Nimikkeistokeskus Ncb Finland (FIN) |
| 0530454-033 | Raytheon Company Dba Raytheon (USA) |
| B0750-028S | Barnes Group Inc. Dba Associated Spring Div Associated Spring Bristol (USA) |
| 5562235 PIECE 2 | Naval Sea Systems Command (USA) |
| 12279487 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 74A635002-2005 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
NSN 5310-00-379-4571 is a Washer,spring Tension, manufactured by The Boeing Company Div Defense, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-379-4571 has 12 cross-referenced part numbers: 77C718632P001 (Lockheed Martin Corporation Div Rms), 530454-33 (Raytheon Company Dba Raytheon), B0750-028-S (Barnes Group Inc), HS5409-0001 (The Boeing Company), ST4M148-06001 (The Boeing Company Div Defense) and 7 more.
There are 4 known substitutes for 5310-00-379-4571: 1430-00-925-3578, 5310-01-129-8116, 5310-01-484-8224 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for ST4M148-06001: Hole Diameter: 0.380 INCHES MINIMUM IN; Style Designator: SPRING TENSION; Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 302 OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.