The O-Ring, cataloged under National Stock Number 5331-00-401-4902, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Alliedsignal Inc Dba Allied-Signal Aerospace Co. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-401-4902 |
| Primary Part Number | S9412-111 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| Status | CANCELLED |
| Elongation Percentage | 125 MAXIMUM |
| Outside Diameter | 0.630 INCHES NOMINAL IN |
| Center Hole Diameter | 0.417 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN |
| Material | RUBBER |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| S9412-111 | Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA) |
| S9412-111 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA) |
| M25988/2-111 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-R-25988B | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-DTL-25988/2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| S9412-111 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| 10183666 | Nimikkeistokeskus Ncb Finland (FIN) |
NSN 5331-00-401-4902 is a O-Ring, manufactured by Alliedsignal Inc Dba Allied-Signal Aerospace Co, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-401-4902 has 7 cross-referenced part numbers: S9412-111 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), S9412-111 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), M25988/2-111 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-R-25988B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-25988/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.
There are 9 known substitutes for 5331-00-401-4902: 5330-00-153-1041, 5331-00-211-8040, 5331-00-351-6971 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for S9412-111: Elongation Percentage: 125 MAXIMUM; Outside Diameter: 0.630 INCHES NOMINAL IN; Center Hole Diameter: 0.417 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN; Material: RUBBER. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-401-4902 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.