The Nipple,pipe, cataloged under National Stock Number 4730-01-431-6665, 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 Admiral Filter Company Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-431-6665 |
| Primary Part Number | PC1227-3 |
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Admiral Filter Company Llc |
| Status | ACTIVE |
| Connection Style | GRIPPING NIPPLE (NOSE) ALL ENDS |
| Nominal Overall Length | 1.000 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Style Designator | CLOSE |
| Material Document and Classification | ASTM B-43 SCH 40 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Material | COPPER ALLOY 230 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 |
| Part Number | Manufacturer |
|---|---|
| PC1227-3 PRIMARY | Admiral Filter Company Llc (USA) |
| Reference | Meaning |
|---|---|
| PC1227 | D/9 Drawing number reference only Admiral Filter Company Llc |
| PC1227-3 | C/1 Advisory reference — outside the item-of-supply concept Parmatic Pollution Control Corporation Dba Parmatic Filter |
NSN 4730-01-431-6665 is a Nipple,pipe, manufactured by Admiral Filter Company Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-431-6665 has 1 manufacturer part number on file: PC1227-3 (Admiral Filter Company Llc).
Key specifications for PC1227-3: Connection Style: GRIPPING NIPPLE (NOSE) ALL ENDS; Nominal Overall Length: 1.000 INCHES IN; Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Style Designator: CLOSE. 8 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.