The Gage,pressure,dial Indicating, cataloged under National Stock Number 4220-01-641-7564, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Enfm-Usa Inc. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-641-7564 |
| Primary Part Number | RD16613M318VAH1 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Enfm-Usa Inc |
| Status | ACTIVE |
| Scale Accuracy | 1.0% OF SPAN |
| Scale Name | PRESSURE |
| Overall Diameter | 4.0 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Scale Inscription/background Color | WHITE ALUMINUM WITH BLACK LETTERING |
| Scale Range | +0.0 TO 25.0 BAR |
| Material Document and Classification | AISI 316 ASSN STD SINGLE MATERIAL RESPONSE ACTUATING ELEMENT |
| Material Document and Classification | 304 ASSN STD SINGLE MATERIAL RESPONSE CASE |
| Scale Name for Which Pointer Is Designed | PRESSURE |
| Pointer Type | INDICATING |
| Scale Type | DIAL |
| Dial Size | 4.0 INCH DIAMETER IN |
| Connection Location | BACK, LOWER |
| Pointer Color | BLACK |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | STEEL COMP 304 CASE |
| Material | COPPER ALLOY 511 AND STEEL COMP 316 ACTUATING ELEMENT |
| Bezel Type | BAYONET |
| Connection Size | 0.5 INCH BSP W/ SNUBBER IN |
| 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 |
|---|---|
| RD16613M318VAH1 PRIMARY | Enfm-Usa Inc (USA) |
NSN 4220-01-641-7564 is a Gage,pressure,dial Indicating, manufactured by Enfm-Usa Inc, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-641-7564 has 1 manufacturer part number on file: RD16613M318VAH1 (Enfm-Usa Inc).
Key specifications for RD16613M318VAH1: Scale Accuracy: 1.0% OF SPAN; Scale Name: PRESSURE; Overall Diameter: 4.0 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 19 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.