The Coupling,tube, cataloged under National Stock Number 4730-01-329-2155, 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 Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-329-2155 |
| Primary Part Number | 2621-092-01 PC-102 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc |
| Status | ACTIVE |
| Connection Style | SOCKET (TUBE) ALL ENDS |
| Tubing Wall Nominal Thickness for Which Designed | 0.238 INCHES ALL ENDS IN |
| Nominal Overall Length | 1.620 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Style Designator | PLAIN |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES ALL ENDS IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | STEEL COMP 316L 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 |
|---|---|
| 2621-092-01 PC-102 | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA) |
| Reference | Meaning |
|---|---|
| 6558988 ITEM-F10 | 5/2 Secondary reference U.S. Government activity |
| 2621-092-01 PC-102 | 3/2 Design control — primary reference U.S. Government activity |
| 2621-092-01 | D/9 Drawing number reference only U.S. Government activity |
| 262109201-0102 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-329-2155 is a Coupling,tube, manufactured by Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-329-2155 has 1 manufacturer part number on file: 2621-092-01 PC-102 (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc).
4 possible matches (shared part number, not a government interchangeability claim): 4730-01-329-2156, 4730-01-333-0139, 4730-01-333-0140. Verify interchangeability with system specifications before substitution.
Key specifications for 2621-092-01 PC-102: Connection Style: SOCKET (TUBE) ALL ENDS; Tubing Wall Nominal Thickness for Which Designed: 0.238 INCHES ALL ENDS IN; Nominal Overall Length: 1.620 INCHES IN; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS. 9 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.