| PartNumber | 173977-3 | 173977-5 | 173977-4 |
| Description | Headers & Wire Housings 2MM 3P HSG | Headers & Wire Housings 2MM 5P HSG | Headers & Wire Housings 4 PIN SOCKET CONN. |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| RoHS | Y | Y | Y |
| Product | Wire Housings | Wire Housings | Wire Housings |
| Type | Receptacle Housing | Receptacle Housing | Receptacle Housing |
| Number of Positions | 3 Position | 5 Position | 4 Position |
| Pitch | 2 mm | 2 mm | 2 mm |
| Number of Rows | 1 Row | 1 Row | 1 Row |
| Mounting Style | Wire | Wire | Wire |
| Termination Style | IDC | IDC | IDC |
| Mounting Angle | Straight | Straight | Straight |
| Contact Gender | Socket (Female) | Socket (Female) | Socket (Female) |
| Contact Plating | Tin | Tin | Tin |
| Series | AMP CT | AMP CT | AMP CT |
| Tradename | Common Termination | Common Termination | Common Termination |
| Contact Type | Socket (Female) | Socket | Socket |
| Current Rating | 2 A | 2 A | 2 A |
| Housing Material | Polybutylene Terephthalate (PBT) | Polybutylene Terephthalate (PBT) | Polybutylene Terephthalate (PBT) |
| Voltage Rating | 125 V | 125 V | 125 V |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | TE Connectivity / AMP |
| Contact Material | Phosphor Bronze | Phosphor Bronze | Phosphor Bronze |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 1000 | 1000 | 1000 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Part # Aliases | 173977-3 | 173977-5 | 173977-4 |
| Unit Weight | 0.007196 oz | 0.009524 oz | 0.008148 oz |
| Wire Gauge | - | 28 AWG - 26 AWG | 28 AWG - 26 AWG |
| Packaging | - | - | Bulk |