The Ball,valve, cataloged under National Stock Number 4470-00-116-5587, is classified within Federal Supply Class 4470 (Nuclear Reactors) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Portland Valve Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4470-00-116-5587 |
| Primary Part Number | 2337IM3 |
| Item Name | Ball,valve |
| FSC / FSG | 4470 / 44 — Nuclear Reactors |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| General Characteristics Item Description | 1 IN. SIZE IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL IN ACCORDANCE WITH ACTIVITY HXQUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2337IM3 | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| 001-0175-36 | 3/1 Design control — primary reference Portland Valve Llc |
| S-2165ITEM3,STD | 5/1 Secondary reference Portland Valve Llc |
| 23371M3 | 5/1 Secondary reference Portland Valve Llc |
| 2337PC3 | 5/1 Secondary reference Portland Valve Llc |
NSN 4470-00-116-5587 is a Ball,valve, manufactured by Portland Valve Llc, classified under FSC 4470, Nuclear Reactors. Status: active.
NSN 4470-00-116-5587 has 1 manufacturer part number on file: 2337IM3 (Portland Valve Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-293-8272. Verify interchangeability with system specifications before substitution.
Key specifications for 2337IM3: General Characteristics Item Description: 1 IN. SIZE IN; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL IN ACCORDANCE WITH ACTIVITY HXQUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 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.
NSN 4470-00-116-5587 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.