The Nipple,tube, cataloged under National Stock Number 4730-00-172-8765, 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 Kalmar AC Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-172-8765 |
| Primary Part Number | 70924645-8 |
| Item Name | Nipple,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Nominal Overall Length | 2.000 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | CENTER WRENCHING FACILITY |
| Nominal Outside Diameter Tube Accommodated | 0.188 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Thread Class | 2A ALL ENDS A |
| Thread Quantity Per Inch | 27 ALL ENDS |
| Material | STEEL OVERALL |
| Thread Series Designator | UNS ALL ENDS |
| 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 |
|---|---|
| 70924645-8 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 70924645 | 5/9 Secondary reference U.S. Government activity |
| 924645-5 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-172-8765 is a Nipple,tube, manufactured by Kalmar AC Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-172-8765 has 1 manufacturer part number on file: 70924645-8 (Kalmar AC Inc).
Key specifications for 70924645-8: Connection Style: PLAIN (TUBE) ALL ENDS; Nominal Overall Length: 2.000 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Style Designator: CENTER WRENCHING FACILITY. 10 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.