The O-Ring, cataloged under National Stock Number 5331-01-418-0324, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 5331-01-418-0324 |
| Primary Part Number | M83248-1-910 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company |
| Status | ACTIVE |
| Center Hole Diameter | 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Elongation Percentage | 250 MAXIMUM |
| Material Document and Classification | MIL-R-7362B TY I, COMP B MIL SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Height | 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| M83248-1-910 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 20R512-10 | Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector (USA) |
| 20R512-10 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
NSN 5331-01-418-0324 is a O-Ring, manufactured by Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-418-0324 has 3 cross-referenced part numbers: M83248-1-910 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 20R512-10 (Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector), 20R512-10 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
There are 4 known substitutes for 5331-01-418-0324: 5331-00-020-0067, 5331-01-470-1506, 5331-01-495-0373 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for M83248-1-910: Center Hole Diameter: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Elongation Percentage: 250 MAXIMUM; Material Document and Classification: MIL-R-7362B TY I, COMP B MIL SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Height: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.