Acquisition method (AMC)
1
FSC 5985 × ATTENUATOR,VARIABLE
ATTENUATOR,VARIABLE
5985-01-290-4763 FSC 5985
NSN 5985-01-290-4763 (also written 5985012904763; NIIN 01-290-4763) is an attenuator, variable in Federal Supply Class 5985, Antennas, Waveguides, and Related Equipment. 8 manufacturer part numbers from 5 suppliers are on record. No purchases are on record yet.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
B
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| APPLICATION DESIGN AAFS | TRANSMISSION LINE |
| BODY STYLE AAQL | — |
| OVERALL LENGTH ABHP | INCHES MAXIMUM 5.000 |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH ABKQ | INCHES NOMINAL 3.100 |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH ABKR | INCHES NOMINAL 2.800 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 1.000 |
| OVERALL WIDTH ABMK | INCHES NOMINAL 3.329 |
| UNTHREADED MOUNTING HOLE DIAMETER AEBV | INCHES MINIMUM 0.120 AND INCHES MAXIMUM 0.130 |
| OPERATING TEMP RANGE AFGA | CELSIUS -55.0 TO 71.0 |
| VOLTAGE STANDING WAVE RATIO AHTW | 1.35 |
| COAXIAL CONNECTOR SERIES DESIGNATION AHUC | SMA |
| POWER RATING AJDB | WATTS AVERAGE 11.25 AND WATTS PEAK 25.0 |
| OVERALL ATTENUATION RANGE IN DECIBELS ASYD | 0.0 TO 50.0 |
| ATTENUATION VARIATION METHOD ASYF | STEPPED |
| STEP POSITION QUANTITY ASYG | 8 |
| ATTENUATION PER STEP IN DECIBELS ASYH | 0.39 AND 0.78 AND 1.56 AND 3.12 AND 6.24 AND 12.48 AND 24.96 AND 50.00 |
| MOUNTING FACILITY TYPE AND QUANTITY AXHR | UNTHREADED HOLE(S) 4 |
| FREQUENCY RANGE BNGR | MEGAHERTZ MINIMUM 30.000 AND MEGAHERTZ MAXIMUM 55.000 |
| BODY MATERIAL CQRG | ALUMINUM ALLOY |
| ADJUSTMENT DEVICE TYPE AND QUANTITY CQTQ | ELECTRONIC, PROGRAMMABLE 1 |
| MOUNTING FACILITY PATTERN CQYJ | FOUR POSITION RECTANGULAR |
| IMPEDANCE RATING IN OHMS CTGG | INPUT-OUTPUT 50.0 |
| SUPPLEMENTARY FEATURES SUPP | ELEC COMP OF DRIVER SECT. PROTECTED FROM V SPIKES ON THE SUPPLY LINES |
| TERMINAL TYPE AND QUANTITY TTQY | CONNECTOR, COAXIAL, FEMALE 2 AND CONNECTOR, RECEPTACLE 1 |
| FSC APPLICATION DATA ZZZV | ANTENNAS,WAVEGUIDES,AND RELATED EQUIP. |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 585R214H04 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP |
| 585R214H08 | 53213 | CAES MISSION SYSTEMS LLC |
| 585R214H08 | 96341 | COBHAM ADVANCED ELECTRONIC SOLUTIONS INC. |
| 585R214H08 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP |
| MP4300A | 11332 | GENERAL MICROWAVE CORPORATION DIV KRATOS MICROWAVE ELECTRONICS |
| MP4300A | 53213 | CAES MISSION SYSTEMS LLC |
| MPM-359E | 93346 | CAES SYSTEMS LLC |
| MPM-359E | 96341 | COBHAM ADVANCED ELECTRONIC SOLUTIONS INC. |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
—
Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
—
Total demand
—
Latest award total
Purchase history
No priced purchases on record for this NSN yet.
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
No related contract actions on record.
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M5-26-Q-0866 -- | Aug 14, 2026 | Aug 24, 2026 | 20 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "ATTENUATOR,VARIABLE." nsnexplorer.com, https://nsnexplorer.com/nsn/5985-01-290-4763/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5985-01-290-4763/