The O-Ring, cataloged under National Stock Number 5331-01-600-2432, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Control Solutions Llc. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Amz Alabama Inc. (CAGE 076M6); Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Control Solutions Llc (CAGE 4B8D1); Npc Robotics Corporation (CAGE 4WCH7) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-600-2432 |
| Primary Part Number | CS 3385 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Control Solutions Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6441750-04M1 | Amz Alabama Inc. (USA) |
| N1490 3-908 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| CS 3385 PRIMARY | Control Solutions Llc (USA) |
| CS 3385 | Npc Robotics Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6441750-04M1 | 5/9 Secondary reference Bae Systems Survivability Systems Llc |
| 6441750-04M1 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems Land & Armaments L.p. |
| 6441750 | D/9 Drawing number reference only Bae Systems Survivability Systems Llc |
| 4462464 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5331-01-600-2432 is a O-Ring, manufactured by Control Solutions Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-600-2432 has 4 manufacturer part numbers on file: 6441750-04M1 (Amz Alabama Inc.), N1490 3-908 (Parker-Hannifin Corp Div O-Ring Division), CS 3385 (Control Solutions Llc), CS 3385 (Npc Robotics Corporation).
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.