The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-303-4727, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hypertronics Corp Si-Tac Connectors. Government technical data includes 26 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-303-4727 |
| Primary Part Number | HPD053UMIU007X |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Hypertronics Corp Si-Tac Connectors |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 5.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Locking Method | FRICTION |
| Thread Tolerance Class | 6G EXTERNAL G |
| Body Style | STRAIGHT TYPE |
| Terminal Type | PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Guide Design and Location | KEY SHAPE PIN LEFT-HAND AND KEY SHAPE PIN RIGHT-HAND AT 9:00 OCLOCK |
| Contact Position Arrangement Style | 2 ROWS OF CONTACTS NON-INSERTED BOARD SINGLE MATING END |
| Thread Pitch in Millimeters | 0.45 |
| Precious Material and Weight | 0.053 GOLD GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Distance Between Mounting Facility Centers | 2.992 INCHES MINIMUM AND 3.008 INCHES MAXIMUM IN |
| Included Contact Quantity | 53 SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.5 MILLIMETERS MM |
| Operating Temp Rating | -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC |
| Included Contact Type | ROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Polarization Method | GUIDE PIN/SOCKET |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment | GOLD AND NICKEL SINGLE MATING END SINGLE CONTACT GROUPING |
| Threaded Device Type | MOUNTING STUD |
| Thread Series Designator | ISO S |
| Insert Material | PLASTIC DIALLYL PHTHALATE SINGLE MATING END |
| 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 |
|---|---|
| HPD053UMIU007X | Hypertronics Corp Si-Tac Connectors (USA) |
| KA53/127BPMD11TBH-444 | Smiths Interconnect Americas, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 312A2897P7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5935-01-303-4727 is a Connector,receptacle,electrical, manufactured by Hypertronics Corp Si-Tac Connectors, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-303-4727 has 2 manufacturer part numbers on file: HPD053UMIU007X (Hypertronics Corp Si-Tac Connectors), KA53/127BPMD11TBH-444 (Smiths Interconnect Americas, Inc.).
Key specifications for HPD053UMIU007X: Overall Height: 0.815 INCHES NOMINAL IN; Contact Maximum Current Rating in Amps: 5.0 SINGLE MATING END SINGLE CONTACT GROUPING; Connector Locking Method: FRICTION; Thread Tolerance Class: 6G EXTERNAL G. 26 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.