The Attenuator,fixed, cataloged under National Stock Number 5985-01-317-7768, 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 Caes Systems Llc. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-317-7768 |
| Primary Part Number | DA-887 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Caes Systems Llc |
| Status | ACTIVE |
| Mounting Hole/stud Quantity | 4 |
| Frequency Range | 1.025 GIGAHERTZ MINIMUM AND 1.150 GIGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 5.500 INCHES NOMINAL IN |
| Mounting Method | THREADED HOLE(S) |
| Attenuation Accuracy in Decibels | -0.50 TO 31.50 |
| Body Length | 6.000 INCHES NOMINAL IN |
| Surface Treatment | IRIDIUM BODY |
| Operating Temp Range | -25.0 TO 75.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.000 INCHES NOMINAL IN |
| Mounting Facility Thread Size and Series/type Designator | 40 UNIFIED NATIONAL COARSE (UNC) |
| Terminal Type and Quantity | 2 CONNECTOR |
| Coaxial Connector Series Designation | SMA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DA-887 PRIMARY | Caes Systems Llc (USA) |
| 1128SCSEA969-1 | Northrop Grumman Systems Corporation (USA) |
NSN 5985-01-317-7768 is a Attenuator,fixed, manufactured by Caes Systems Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-317-7768 has 2 manufacturer part numbers on file: DA-887 (Caes Systems Llc), 1128SCSEA969-1 (Northrop Grumman Systems Corporation).
Key specifications for DA-887: Overall Height: 2.500 INCHES NOMINAL IN; Mounting Hole/stud Quantity: 4; Frequency Range: 1.025 GIGAHERTZ MINIMUM AND 1.150 GIGAHERTZ MAXIMUM; Body Style: RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES. 13 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 5985-01-317-7768 has DEMIL Code D. 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.