The Connector,valve, cataloged under National Stock Number 4810-01-201-7565, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-201-7565 |
| Primary Part Number | S-4127-1-P PIECE 40 |
| Item Name | Connector,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL;1.000 IN.DIA;0.500-13UNC 2B THD 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 |
|---|---|
| S-4127-1-P PIECE 40 PRIMARY | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company (USA) |
| S-4127 PIECE 40 PRIMARY | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company (USA) |
| Reference | Meaning |
|---|---|
| S-4127-1-P | D/9 Drawing number reference only Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| S-4127 | D/9 Drawing number reference only Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
NSN 4810-01-201-7565 is a Connector,valve, manufactured by Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-201-7565 has 2 manufacturer part numbers on file: S-4127-1-P PIECE 40 (Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company), S-4127 PIECE 40 (Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-435-1718, 3040-01-436-4202. Verify interchangeability with system specifications before substitution.
Key specifications for S-4127-1-P PIECE 40: General Characteristics Item Description: STEEL;1.000 IN.DIA;0.500-13UNC 2B THD IN. 1 specification is 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.