The Coupler,transmission Line, cataloged under National Stock Number 5985-01-016-1328, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-016-1328 |
| Primary Part Number | 277-0341-010 |
| Item Name | Coupler,transmission Line |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Input Impedance Rating in Ohms | 50.0 |
| Radio Frequency Rating | 292.0 MEGAHERTZ MINIMUM AND 322.0 MEGAHERTZ MAXIMUM |
| Unit Type | COAXIAL LINE |
| Mounting Configuration | TWO 0.138 IN. -32 THD MTG HOLES SPACED 2.330 IN. C TO C IN |
| Output Impedance Rating in Ohms | 50.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HJ-0.3K/806141 | Merrimac Industries, Inc (USA) |
| 277-0341-010 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| HJO-3K806141 | C/1 Advisory reference — outside the item-of-supply concept Merrimac Industries, Inc |
NSN 5985-01-016-1328 is a Coupler,transmission Line, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-016-1328 has 2 manufacturer part numbers on file: HJ-0.3K/806141 (Merrimac Industries, Inc), 277-0341-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 277-0341-010: Overall Height: 1.180 INCHES MAXIMUM IN; Input Impedance Rating in Ohms: 50.0; Radio Frequency Rating: 292.0 MEGAHERTZ MINIMUM AND 322.0 MEGAHERTZ MAXIMUM; Overall Length: 4.340 INCHES NOMINAL IN. 5 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.
NSN 5985-01-016-1328 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.