The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-421-8340, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix. Government technical data includes 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-00-421-8340 |
| Primary Part Number | 91531-23A |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 5.0 SINGLE MATING END SECOND CONTACT GROUPING |
| Connector Locking Method | FRICTION |
| Body Style | STRAIGHT TYPE |
| Terminal Type | PIN SINGLE MATING END SECOND CONTACT GROUPING |
| Contact Material | COPPER ALLOY 172 SINGLE MATING END SECOND CONTACT GROUPING |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 2 ROWS OF CONTACTS NON-INSERTED BOARD SINGLE MATING END |
| Criticality Code Justification | FEAT |
| Insert Material Document and Classification | MIL-M-14,TY SDG-F MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END |
| Precious Material and Weight | 0.022 GOLD GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END SECOND CONTACT GROUPING |
| Distance Between Mounting Facility Centers | 1.370 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.060 INCHES IN |
| Polarization Method | CONTACT |
| Contact Surface Treatment Document and Classification | MIL-G-45204,TY 2 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290 FED SPEC 2ND TREATMENT RESPONSE SINGLE MATING END SECOND CONTACT GROUPING |
| Environmental Protection | HEAT RESISTANT AND COLD RESISTANT AND VIBRATION RESISTANT AND SHOCK RESISTANT AND MOISTURE RESISTANT AND CORROSION RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END SECOND CONTACT GROUPING |
| Thread Class | 2B |
| Contact Material Document and Classification | QQ-C-530,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SECOND CONTACT GROUPING |
| Contact Surface Treatment | GOLD AND NICKEL SINGLE MATING END SECOND CONTACT GROUPING |
| Threaded Device Type | MOUNTING HOLE |
| Thread Series Designator | UNF |
| 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 91531-23A | Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix (USA) |
| Reference | Meaning |
|---|---|
| B520010N93 | C/1 Advisory reference — outside the item-of-supply concept Singer Co the Kearfott Div |
| B520010393 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5935-00-421-8340 is a Connector,receptacle,electrical, manufactured by Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-421-8340 has 1 manufacturer part number on file: 91531-23A (Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix).
Key specifications for 91531-23A: Overall Height: 0.338 INCHES NOMINAL IN; Contact Maximum Current Rating in Amps: 5.0 SINGLE MATING END SECOND CONTACT GROUPING; Connector Locking Method: FRICTION; Body Style: STRAIGHT TYPE. 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.