The Union,pipe, cataloged under National Stock Number 4730-01-321-9922, 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 Sps Technologies, Llc Dba Airdrome Precision Components. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-321-9922 |
| Primary Part Number | AP301P-12H |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sps Technologies, Llc Dba Airdrome Precision Components |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Nominal Overall Length | 1.774 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Material Document and Classification | AMS 5643,17-4 PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 16 ALL ENDS |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) 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 |
|---|---|
| AP301P-12H PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| HFP1208P-12L PRIMARY | Aerofit, Llc (USA) |
| S01832P-12H | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AE16558-12W PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| 50617P12 | Mission Systems Davenport Inc. (USA) |
| R44358P-12W PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| Reference | Meaning |
|---|---|
| TF301P-12W | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. |
NSN 4730-01-321-9922 is a Union,pipe, manufactured by Sps Technologies, Llc Dba Airdrome Precision Components, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-321-9922 has 6 manufacturer part numbers on file: AP301P-12H (Sps Technologies, Llc Dba Airdrome Precision Components), HFP1208P-12L (Aerofit, Llc), S01832P-12H (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AE16558-12W (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 50617P12 (Mission Systems Davenport Inc.) and 1 more.
Key specifications for AP301P-12H: Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: PLAIN (PIPE) ALL ENDS; Nominal Overall Length: 1.774 INCHES IN; Connection Type: THREADED EXTERNAL PIPE ALL ENDS. 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.