The Cup,oil,lubricating, cataloged under National Stock Number 4730-00-325-3169, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Telemechanics Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-325-3169 |
| Primary Part Number | 122220 |
| Item Name | Cup,oil,lubricating |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Shank Diameter | 0.251 INCHES NOMINAL IN |
| Assembly Clearance Radius | 0.142 INCHES NOMINAL IN |
| Shank Length | 0.250 INCHES NOMINAL IN |
| Style Designator | STRAIGHT, W/BALL CHECK, W/SHOULDER |
| Height | 0.323 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 122220 PRIMARY | Telemechanics Inc (USA) |
| GB ITEM NO. 00521 PRIMARY | Gits Mfg Co Inc (USA) |
| Reference | Meaning |
|---|---|
| GB521 | 5/9 Secondary reference Apache Corp Gits Bros Mfg Co |
| 122220 | C/1 Advisory reference — outside the item-of-supply concept American Telephone and Telegraph Co |
| 122220 | 5/9 Secondary reference At and T Corp |
NSN 4730-00-325-3169 is a Cup,oil,lubricating, manufactured by Telemechanics Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-325-3169 has 2 manufacturer part numbers on file: 122220 (Telemechanics Inc), GB ITEM NO. 00521 (Gits Mfg Co Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-358-9535. Verify interchangeability with system specifications before substitution.
Key specifications for 122220: Shank Diameter: 0.251 INCHES NOMINAL IN; Assembly Clearance Radius: 0.142 INCHES NOMINAL IN; Shank Length: 0.250 INCHES NOMINAL IN; Style Designator: STRAIGHT, W/BALL CHECK, W/SHOULDER. 6 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.