The Nipple,pipe, cataloged under National Stock Number 4730-01-134-6559, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-134-6559 |
| Primary Part Number | 12308221 |
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Nominal Overall Length | 1.300 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Style Designator | CENTER WRENCHING FACILITY |
| Nominal Thread Size | 0.185 INCHES AND 0.285 INCHES ALL ENDS IN |
| Material | STEEL NIPPLE |
| 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 |
|---|---|
| 12308221 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 2083-4-2S PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| Reference | Meaning |
|---|---|
| 2D61839PK | 5/9 Secondary reference U.S. Government activity |
| 2083-4-2S | C/1 Advisory reference — outside the item-of-supply concept Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
NSN 4730-01-134-6559 is a Nipple,pipe, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-134-6559 has 2 manufacturer part numbers on file: 12308221 (U S Army Tank Automotive Command Amsta-Im-Mm), 2083-4-2S (Danfoss Power Solutions II, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-234-3261, 6685-01-277-0603. Verify interchangeability with system specifications before substitution.
Key specifications for 12308221: Connection Style: PLAIN (PIPE) ALL ENDS; Nominal Overall Length: 1.300 INCHES IN; Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Style Designator: CENTER WRENCHING FACILITY. 7 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.