The Stem,needle Valve, cataloged under National Stock Number 4820-01-600-4332, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-600-4332 |
| Primary Part Number | M-6NBS12MM-BKP-M-3264 |
| Item Name | Stem,needle Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Stem Actuating End Type | KNOB |
| Valve Size for Which Designed | 12.0 MILLIMETERS MM |
| Material | NICKEL ALLOY 400 |
| 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 |
|---|---|
| M-6NBS12MM-BKP-M-3264 PRIMARY | Swagelok Co (USA) |
| M-6NBS12MM-BKP-M-32635-TECH | Teesside Fluid System Technologies Ltd (GBR) |
| M-6NBS12MM-BKP-M-32635-TECH | Hpf Energy Services (GBR) |
| Reference | Meaning |
|---|---|
| M-6NBS12MM-BKP-M-32635-TECH | 5/9 Secondary reference Swagelok Co |
NSN 4820-01-600-4332 is a Stem,needle Valve, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-600-4332 has 3 manufacturer part numbers on file: M-6NBS12MM-BKP-M-3264 (Swagelok Co), M-6NBS12MM-BKP-M-32635-TECH (Teesside Fluid System Technologies Ltd), M-6NBS12MM-BKP-M-32635-TECH (Hpf Energy Services).
Key specifications for M-6NBS12MM-BKP-M-3264: Stem Actuating End Type: KNOB; Valve Size for Which Designed: 12.0 MILLIMETERS MM; Special Features: KNOB IS BLACK PHENOLIC;KNOB DIA 1.88 IN.;DISTANCE FROM TOP OF KNOB TO VALVE CENTER LINE IS 4.21 INCHES IN THE OPEN POSITION;THE 6N SERIES VALVES CAN BE EQUIPPED WITH PNEUMATIC ACTUATORS IN NORMALLY CLOSED, NORMALLY OPEN, AND DOUBLE-ACTING MODELS IN; Part Name Assigned by Controlling Agency: 6N SERIES NEEDLE VALVE. 3 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.