The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-226-5618, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 28 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-226-5618 |
| Primary Part Number | MS3451W18-5S |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Connector Locking Method | EXTERNALLY THREADED SHELL |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Terminal Type | CRIMP SINGLE MATING END ALL CONTACT GROUPINGS |
| Nominal Thread Length | 0.290 INCHES AND 0.664 INCHES IN |
| Contact Material | COPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS |
| Overall Diameter | 1.318 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 18-5 SINGLE MATING END |
| Shell Surface Treatment | CADMIUM AND CHROMATE |
| Insert Position in Deg | 0.0 |
| Precious Material and Weight | 0.020 GOLD GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END ALL CONTACT GROUPINGS |
| Included Contact Quantity | 1 SINGLE MATING END FIRST CONTACT GROUPING |
| Included Contact Quantity | 2 SINGLE MATING END SECOND CONTACT GROUPING |
| Shell Surface Treatment Document and Classification | QQ-N-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.062 INCHES AND 1.125 INCHES IN |
| Specification/standard Data | 96906-MS3451 GOVERNMENT STANDARD |
| Operating Temp Rating | -55.0 CELSIUS MINIMUM AND 200.0 CELSIUS MAXIMUM DEGC |
| Included Contact Type | ROUND SOCKET SINGLE MATING END ALL CONTACT GROUPINGS |
| Polarization Method | KEY, MULTIPLE KEY GROOVE |
| Contact Surface Treatment Document and Classification | MIL-G-45204,TY 2,GRADE C,CL 1 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,CL 2 FED SPEC 2ND TREATMENT RESPONSE SINGLE MATING END ALL CONTACT GROUPINGS |
| Environmental Protection | MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF AND SHOCK RESISTANT AND COLD RESISTANT AND HEAT RESISTANT AND EXPLOSION PROOF |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | REMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MS3451W18-5S PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS50151 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS3101A18-5S | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MIL-C-5015 | 5/9 Secondary reference U.S. Government activity |
| MS3451W18-5S | 5/9 Secondary reference U.S. Government activity |
NSN 5935-01-226-5618 is a Connector,receptacle,electrical, manufactured by Sae International Dba Sae International, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-226-5618 has 1 manufacturer part number on file: MS3451W18-5S (Sae International Dba Sae International).
Key specifications for MS3451W18-5S: Connector Locking Method: EXTERNALLY THREADED SHELL; Shell Type: SOLID; Body Style: STRAIGHT SHAPE, EXTERNAL COUPLING; Terminal Type: CRIMP SINGLE MATING END ALL CONTACT GROUPINGS. 28 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.