The Nipple,pipe, cataloged under National Stock Number 4730-01-070-5987, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-070-5987 |
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Nominal Overall Length | 2.000 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Style Designator | LONG |
| Material Document and Classification | ASTM A120 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Specification/standard Data | 81348-WW-N-351C GOVERNMENT SPECIFICATION AND 96906-MS51873 GOVERNMENT STANDARD |
| Nondefinitive Spec/std Data | 2 TYPE |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| Thread Series Designator | NPT 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 |
| Reference | Meaning |
|---|---|
| WW-N-351 | 5/9 Secondary reference U.S. Government activity |
| MS51873-101 | 5/9 Secondary reference U.S. Government activity |
| ASTM-A733 | 3/1 Design control — primary reference U.S. Government activity |
| A733XS-101CFG | 3/2 Design control — primary reference U.S. Government activity |
| 4549K593 | 5/1 Secondary reference Mcmaster-Carr Supply Co |
| 3-4 NPT X 2 LG | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 110-6095 | 5/1 Secondary reference Landoll Company, Llc |
NSN 4730-01-070-5987 is a Nipple,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-689-6049. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-070-5987: Connection Style: PLAIN (PIPE) ALL ENDS; Nominal Overall Length: 2.000 INCHES IN; Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Style Designator: LONG. 11 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.