The Connector Body,receptacle,electr, cataloged under National Stock Number 5935-01-277-8121, 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 22 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5935-01-277-8121 |
| Primary Part Number | MT34A-1831S-001 |
| Item Name | Connector Body,receptacle,electr |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix |
| Status | ACTIVE |
| Connector Locking Method | EXTERNALLY THREADED SHELL |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Bushing Accommodation Hole Shape | ROUND W/FLAT |
| Overall Diameter | 1.735 INCHES MINIMUM AND 1.766 INCHES MAXIMUM IN |
| Mating End Quantity | 1 |
| Contact Position Arrangement Style | 18-31 SINGLE MATING END |
| Shell Surface Treatment | ANODIZE |
| Insert Position in Deg | 0.0 |
| Shell Material Document and Classification | QQ-A-367,T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Shell Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
| Thread Direction | RIGHT-HAND |
| Mounting Facility Thickness | 0.062 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Nominal Thread Size | 1.062 INCHES AND 1.188 INCHES AND 1.250 INCHES IN |
| Polarization Method | KEYWAY OR MULTIPLE KEYWAY |
| Distance From Mounting Shoulder to Front Face | 0.761 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Threaded Device Type | BACK SHELL AND COUPLING FACILITY AND MOUNTING BUSHING |
| Thread Series Designator | UNEF |
| Insert Material | PLASTIC SINGLE MATING END |
| Shell Material | ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| MT34A-1831S-001 | Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix (USA) |
| KV42R18T31SNM(L) | Itt Cannon Llc (USA) |
| ET-1918-31SE-N | Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National (USA) |
| 38006-18-31SN | Te Connectivity Corporation Dba Tyco Electronics Corporation Div Deutsch Products (USA) |
| Reference | Meaning |
|---|---|
| 414-1329-004 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5935-01-277-8121 is a Connector Body,receptacle,electr, manufactured by Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-277-8121 has 4 manufacturer part numbers on file: MT34A-1831S-001 (Amphenol Optimize Manufacturing Co. Div Amphenol Aerospace/matrix), KV42R18T31SNM(L) (Itt Cannon Llc), ET-1918-31SE-N (Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National), 38006-18-31SN (Te Connectivity Corporation Dba Tyco Electronics Corporation Div Deutsch Products).
Key specifications for MT34A-1831S-001: Connector Locking Method: EXTERNALLY THREADED SHELL; Shell Type: SOLID; Body Style: STRAIGHT SHAPE, EXTERNAL COUPLING; Bushing Accommodation Hole Shape: ROUND W/FLAT. 22 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.