The O-Ring, cataloged under National Stock Number 5331-01-324-5267, 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 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-324-5267 |
| Primary Part Number | PL2850-0030 FIND 53CP |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZW |
| Specification/standard Data | 81349-MIL-R-83248/1 GOVERNMENT SPECIFICATION |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Center Hole Diameter | 1.475 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN |
| Material | RUBBER |
| 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 |
|---|---|
| PL2850-0030 FIND 53CP | Naval Inventory Control Point Mechanicsburg (USA) |
| AS3209-128CPCP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| AMS7276 | 3/9 Design control — primary reference U.S. Government activity |
| MIL-R-83248/1-128 | 5/1 Secondary reference U.S. Government activity |
| 5331PL1718541 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| M83248/1-128 | 5/9 Secondary reference U.S. Government activity |
| PL2850-0030 FIND 53 | 5/1 Secondary reference Carleton Technologies Inc Div Tampa Facility |
| 5331PL0848126 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| AS3209-128CP | 5/9 Secondary reference U.S. Government activity |
| AMS7276 | 3/1 Design control — primary reference Sae International Dba Sae International |
| M83248/1-128CP | 5/9 Secondary reference Naval Inventory Control Point Mechanicsburg |
| AS3209-128CP | 5/1 Secondary reference Sae International Dba Sae International |
NSN 5331-01-324-5267 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-324-5267 has 2 manufacturer part numbers on file: PL2850-0030 FIND 53CP (Naval Inventory Control Point Mechanicsburg), AS3209-128CPCP (Naval Inventory Control Point Mechanicsburg).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-385-6350. Verify interchangeability with system specifications before substitution.
Key specifications for PL2850-0030 FIND 53CP: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Criticality Code Justification: ZZZW; Specification/standard Data: 81349-MIL-R-83248/1 GOVERNMENT SPECIFICATION; Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. 6 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.