The Proving Ring, cataloged under National Stock Number 6635-01-259-8281, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Morehouse Instrument Company Dba Morehouse Instrument Co Inc. This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Proving Ring |
| FSC / FSG | 6635 — No Item Name Available (FSG 66) |
| Manufacturers | Morehouse Instrument Company Dba Morehouse Instrument Co Inc (CAGE 90562) |
| Parameter | Value |
|---|---|
| NSN | 6635-01-259-8281 |
| Primary Part Number | 5-277 |
| Item Name | Proving Ring |
| FSC / FSG | 6635 / 66 — No Item Name Available |
| Manufacturer | Morehouse Instrument Company Dba Morehouse Instrument Co Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5-277 PRIMARY | Morehouse Instrument Company Dba Morehouse Instrument Co Inc (USA) |
| 5C | Morehouse Instrument Company Dba Morehouse Instrument Co Inc (USA) |
| 5-279 | Morehouse Instrument Company Dba Morehouse Instrument Co Inc (USA) |
| 5C 0-100LBS | Morehouse Instrument Company Dba Morehouse Instrument Co Inc (USA) |
NSN 6635-01-259-8281 is a Proving Ring, manufactured by Morehouse Instrument Company Dba Morehouse Instrument Co Inc, classified under FSC 6635 (No Item Name Available). Status: active.
NSN 6635-01-259-8281 has 4 cross-referenced part numbers: 5-277 (Morehouse Instrument Company Dba Morehouse Instrument Co Inc), 5C (Morehouse Instrument Company Dba Morehouse Instrument Co Inc), 5-279 (Morehouse Instrument Company Dba Morehouse Instrument Co Inc), 5C 0-100LBS (Morehouse Instrument Company Dba Morehouse Instrument Co Inc).
There are 12 known substitutes for 6635-01-259-8281: 5935-00-081-1438, 2815-00-146-2320, 5330-00-146-7440 and 9 more. Verify interchangeability with system specifications before substitution.