The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-501-1301, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-501-1301 |
| Primary Part Number | 531-7015135 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Adjustability | NONADJUSTABLE |
| Actuation Type | BOURDON TUBE |
| Scale Smallest Increment | 25.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Quantity | 1 |
| Material | NICKEL ALLOY ACTUATING ELEMENT |
| Scale Range | +0.0 TO 1500.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Connector Type Vent | NOT PROVIDED |
| Connection Location | BACK |
| Connection Size | 7/16-20UNF FLARELESS |
| Dial Size | 3.5INCH IN |
| Graduation Unit | 100.0 POUNDS PER SQUARE INCH LBS |
| Connection Type | EXTERNAL |
| Scale Type | DIAL |
| Mounting Method | FLUSH |
| Pointer Color | ANY ACCEPTABLE |
| Scale Name | POUNDS PRESSURE |
| Pointer Type | INDICATING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 531-7015135 | Naval Sea Systems Command (USA) |
| SG3MC15HPWCANA | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| SG3MC15HPWCANAG | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-G-18997 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| H728-4401 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| EA23-3PRF-RWBO | Ashcroft Inc Dba Heise (USA) |
NSN 6685-01-501-1301 is a Gage,pressure,dial Indicating, manufactured by Naval Sea Systems Command, classified under FSC 6685 (No Item Name Available). Status: active.
NSN 6685-01-501-1301 has 6 cross-referenced part numbers: 531-7015135 (Naval Sea Systems Command), SG3MC15HPWCANA (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SG3MC15HPWCANAG (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-G-18997 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), H728-4401 (Electric Boat Corporation Div General Dynamics Electric Boat) and 1 more.
There are 6 known substitutes for 6685-01-501-1301: 6685-01-481-2073, 6685-01-501-0899, 6685-01-501-1204 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 531-7015135: Adjustability: NONADJUSTABLE; Actuation Type: BOURDON TUBE; Scale Smallest Increment: 25.0 POUNDS PER SQUARE INCH (PSI) LBS; Connection Quantity: 1. 17 total characteristics are documented in the Federal Logistics Information System.