The Packing Nut, cataloged under National Stock Number 4730-01-295-6087, 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 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-295-6087 |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Material Document and Classification | ASTM B21, ALLOY A ASSN STD SINGLE MATERIAL RESPONSE |
| Material | COPPER ALLOY 464 |
| 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 |
|---|---|
| B-122 D-0000 | D/9 Drawing number reference only Pima Valve, Llc |
| B-122D0000 PART 12 2 1-2IN | C/1 Advisory reference — outside the item-of-supply concept Hunt Valve Company, Inc. |
| B-122D0000 PART 12 2 1-2IN | 3/9 Design control — primary reference Pima Valve, Llc |
NSN 4730-01-295-6087 is a Packing Nut, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-307-6218, 4820-01-309-0971. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-295-6087: Material Document and Classification: ASTM B21, ALLOY A ASSN STD SINGLE MATERIAL RESPONSE; End Item Identification: VALVE,GLOBE,FLANGED,150 LB,2-1/2 IN. SIZE LBS; Material: COPPER ALLOY 464. 2 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.