The O-Ring, cataloged under National Stock Number 5331-00-640-9161, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-640-9161 |
| Primary Part Number | AS568-21 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Elongation Percentage | 160 MAXIMUM |
| Cross-Sectional Height | 0.062 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-180-021 | Zf Industrieantriebe Witten Gmbh (DEU) |
| PD5330-217-17 | General Stores Supply Office (USA) |
| 800-030-10 | Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA) |
| ARP568-021MILP5 516CLB | Zf Industrieantriebe Witten Gmbh (DEU) |
| AS568-21 | Society of Automotive Engineers Inc (USA) |
| 1756018 | Naval Ship Systems Command (USA) |
| 800-030-10 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| AS568-21 PRIMARY | Sae International Dba Sae International (USA) |
| D-0LH-0-99-018 | Carver Pump Company (USA) |
| 800-030-10 | Zf Industrieantriebe Witten Gmbh (DEU) |
| D-00K-0-99-004P | Carver Pump Company (USA) |
NSN 5331-00-640-9161 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-640-9161 has 11 cross-referenced part numbers: A-180-021 (Zf Industrieantriebe Witten Gmbh), PD5330-217-17 (General Stores Supply Office), 800-030-10 (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division), ARP568-021MILP5 516CLB (Zf Industrieantriebe Witten Gmbh), AS568-21 (Society of Automotive Engineers Inc) and 6 more.
There are 4 known substitutes for 5331-00-640-9161: 5330-00-543-6114, 5330-00-601-0198, 5330-00-663-5496 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS568-21: Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Elongation Percentage: 160 MAXIMUM; Cross-Sectional Height: 0.062 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-640-9161 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.