The O-Ring, cataloged under National Stock Number 5331-01-096-8822, 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 10 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5331-01-096-8822 |
| Primary Part Number | Q4121-514CP |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Temp Rating | -30.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Hardness Rating | 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM |
| Criticality Code Justification | ZZZW |
| Material Document and Classification | MIL-R-83248 MIL SPEC SINGLE MATERIAL RESPONSE |
| Elongation Percentage | 100 MINIMUM |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Nondefinitive Spec/std Data | 1 TYPE AND 2 CLASS |
| Center Hole Diameter | 1.039 INCHES MINIMUM AND 1.059 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 |
|---|---|
| Q4121-514CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 52660-300 ITEM 9CP | Naval Inventory Control Point Mechanicsburg (USA) |
| M83248-2-121CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 3021-32CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 52660-300 ITEM 9 | 5/1 Secondary reference U.S. Government activity |
| 3021-32 | 5/1 Secondary reference Pentair Filtration Solutions, Llc |
| 5331PL1259699 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| Q4121-514J | 3/1 Design control — primary reference Minnesota Rubber Co |
NSN 5331-01-096-8822 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-096-8822 has 4 manufacturer part numbers on file: Q4121-514CP (Naval Inventory Control Point Mechanicsburg), 52660-300 ITEM 9CP (Naval Inventory Control Point Mechanicsburg), M83248-2-121CP (Naval Inventory Control Point Mechanicsburg), 3021-32CP (Naval Inventory Control Point Mechanicsburg).
2 possible matches (shared part number, not a government interchangeability claim): 5342-01-219-6778, 5365-01-618-1132. Verify interchangeability with system specifications before substitution.
Key specifications for Q4121-514CP: Temp Rating: -30.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Hardness Rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM; Criticality Code Justification: ZZZW. 10 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.