The O-Ring, cataloged under National Stock Number 5331-00-689-6480, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 8 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through both NSN and commercial part number lookups. 20 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-689-6480 |
| Primary Part Number | 2-124EM163-80CP |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Outside Diameter | 0.504 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | ASTM D2000 -2AA810A13EA14F17 ASSN STD SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 0.359 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN |
| Material | RUBBER |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 2-124EM163-80CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 500530-2 | 5/1 Secondary reference U.S. Government activity |
| 2-124EM163-80CP | 3/1 Design control — primary reference Parker-Hannifin Corp Div O-Ring Division |
| 500531-2CP | 5/9 Secondary reference U.S. Government activity |
| 012E515-8 | 5/1 Secondary reference U.S. Government activity |
| 500500-2 | 5/1 Secondary reference U.S. Government activity |
| AS568A-012-8CP | 5/9 Secondary reference U.S. Government activity |
| 500530-2CP | 5/9 Secondary reference U.S. Government activity |
| 500628-7CP | 5/9 Secondary reference U.S. Government activity |
| 500530-2CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 24-49154 PC 9 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2449143 PIECE 8 | 5/9 Secondary reference U.S. Government activity |
| 500500-2CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 4400483-0120 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 500628-7CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 500500-2CP | 5/9 Secondary reference U.S. Government activity |
| AS568A-012-8CP | 5/9 Secondary reference Sae International Dba Sae International |
| 500531-2 | 5/9 Secondary reference U.S. Government activity |
| 2-012E540-8 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 24-49143 PC 9 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 500531-2CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 5331-00-689-6480 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-689-6480 has 1 manufacturer part number on file: 2-124EM163-80CP (Naval Inventory Control Point Mechanicsburg).
2 possible matches (shared part number, not a government interchangeability claim): 5331-01-371-2378, 5305-01-610-4451. Verify interchangeability with system specifications before substitution.
Key specifications for 2-124EM163-80CP: Temp Rating: -65.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Outside Diameter: 0.504 INCHES NOMINAL IN; Criticality Code Justification: ZZZY. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.