The O-Ring, cataloged under National Stock Number 5331-00-166-5989, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Nimikkeistokeskus Ncb Finland. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-166-5989 |
| Primary Part Number | 411-8797 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Nimikkeistokeskus Ncb Finland |
| Status | ACTIVE |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Elongation Percentage | 200 MAXIMUM |
| Hardness Rating | 65.0 SHORE DUROMETER A NOMINAL |
| Criticality Code Justification | ZZZW |
| Center Hole Diameter | 1.170 INCHES MINIMUM AND 1.182 INCHES MAXIMUM IN |
| Outside Diameter | 1.316 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 411-8797 | Nimikkeistokeskus Ncb Finland (FIN) |
| MS29513-25 | Wintec Llc (USA) |
| MS29513-25CP | Naval Inventory Control Point Mechanicsburg (USA) |
| MS29513-025 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS29513-025CP | Naval Inventory Control Point Mechanicsburg (USA) |
| MS29513-25 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS29513-025 | Sae International Dba Sae International (USA) |
| MS29513-025 | Society of Automotive Engineers Inc (USA) |
| 9469127325 | Pilatus Aircraft Ltd (CHE) |
NSN 5331-00-166-5989 is a O-Ring, manufactured by Nimikkeistokeskus Ncb Finland, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-166-5989 has 9 cross-referenced part numbers: 411-8797 (Nimikkeistokeskus Ncb Finland), MS29513-25 (Wintec Llc), MS29513-25CP (Naval Inventory Control Point Mechanicsburg), MS29513-025 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS29513-025CP (Naval Inventory Control Point Mechanicsburg) and 4 more.
There are 2 known substitutes for 5331-00-166-5989: 5331-00-250-0239, 4810-01-653-6089. Verify interchangeability with system specifications before substitution.
Key specifications for 411-8797: Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D; Elongation Percentage: 200 MAXIMUM; Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL; Criticality Code Justification: ZZZW. 8 total characteristics are documented in the Federal Logistics Information System.