The O-Ring, cataloged under National Stock Number 5331-01-535-7142, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Itw Food Equipment Group Llc Dba Hobart Service. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-535-7142 |
| Primary Part Number | 00-439990 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Itw Food Equipment Group Llc Dba Hobart Service |
| 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 |
|---|---|
| 00-439990 PRIMARY | Itw Food Equipment Group Llc Dba Hobart Service (USA) |
| PL-52188 ITEM 1 | Itw Food Equipment Group Llc Dba Hobart Service (USA) |
NSN 5331-01-535-7142 is a O-Ring, manufactured by Itw Food Equipment Group Llc Dba Hobart Service, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-535-7142 has 2 manufacturer part numbers on file: 00-439990 (Itw Food Equipment Group Llc Dba Hobart Service), PL-52188 ITEM 1 (Itw Food Equipment Group Llc Dba Hobart Service).
Key specifications for 00-439990: Special Features: O-RING GOES ON ACTIVATOR PINS; End Item Identification: FOOD PROCESSOR. 0 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.