The O-Ring, cataloged under National Stock Number 5331-00-140-7668, 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5331-00-140-7668 |
| Primary Part Number | 8610 PIECE 39CP |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Temp Rating | -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN |
| Outside Diameter | 0.367 INCHES NOMINAL IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Criticality Code Justification | ZZZW |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Center Hole Diameter | 0.232 INCHES MINIMUM AND 0.246 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| 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 |
|---|---|
| 8610 PIECE 39CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| M83488/2-902CP | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| AS3581-902CP | 5/9 Secondary reference U.S. Government activity |
| 8610 PIECE 39 | 5/1 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| NAS1596-2CP | 5/2 Secondary reference U.S. Government activity |
| M83248/2-902 | 5/1 Secondary reference U.S. Government activity |
| NAS1596-2 | 3/1 Design control — primary reference U.S. Government activity |
| SAE-AS3581 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AS3581-902CP | 3/1 Design control — primary reference Sae International Dba Sae International |
| NAS1596-2CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| M83248/2-902CP | 3/1 Design control — primary reference Naval Inventory Control Point Mechanicsburg |
NSN 5331-00-140-7668 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-140-7668 has 1 manufacturer part number on file: 8610 PIECE 39CP (Naval Inventory Control Point Mechanicsburg).
2 possible matches (shared part number, not a government interchangeability claim): 5331-00-167-5171, 5331-01-497-4161. Verify interchangeability with system specifications before substitution.
Key specifications for 8610 PIECE 39CP: Temp Rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN; Outside Diameter: 0.367 INCHES NOMINAL IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL. 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.