The Cover,electrical Connector, cataloged under National Stock Number 5935-01-304-4166, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is 3m Company. Government technical data includes 6 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-304-4166 |
| Primary Part Number | M5501/31A785 |
| Item Name | Cover,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | 3m Company |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PRESS FIT |
| Overall Diameter | 1.000 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Body Height | 0.625 INCHES NOMINAL IN |
| Style Designator | EXTERNAL BAYONET |
| Size Designation | 14 |
| Material | PLASTIC |
| 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 |
|---|---|
| M5501/31A785 PRIMARY | 3m Company (USA) |
| Reference | Meaning |
|---|---|
| 4270 M5501/31A-785 | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| 10125974-111 | 7/2 Vendor item drawing reference U.S. Government activity |
| 6689757-11 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 4270-14Y | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| 4270-14Y | 5/9 Secondary reference 3m Company Dba 3m |
| MD3H01-14Y | 5/9 Secondary reference The Boeing Company Div Defense |
| 10394005 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 4270 M5501/31A-785 | C/1 Advisory reference — outside the item-of-supply concept 3m Company Dba 3m |
| M5501/31A-785 | 5/9 Secondary reference Minnesota Mining and Mfg Co 3m Company |
| CEP-14 | C/1 Advisory reference — outside the item-of-supply concept Nrd Llc |
| ES2426-05A028 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| 4270-14Y | 5/9 Secondary reference Minnesota Mining and Mfg Co 3m Company |
| 4270-14Y | C/1 Advisory reference — outside the item-of-supply concept 3m Company |
NSN 5935-01-304-4166 is a Cover,electrical Connector, manufactured by 3m Company, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-304-4166 has 1 manufacturer part number on file: M5501/31A785 (3m Company).
2 possible matches (shared part number, not a government interchangeability claim): 1680-01-546-7275, 5340-01-615-7414. Verify interchangeability with system specifications before substitution.
Key specifications for M5501/31A785: Mounting Facility Type and Quantity: 1 PRESS FIT; Overall Diameter: 1.000 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN; Body Height: 0.625 INCHES NOMINAL IN; Style Designator: EXTERNAL BAYONET. 6 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.