PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RLA150-NFAdapter,waveguide

Andrew Llc · NSN 5985-00-975-4038 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-975-4038 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-975-4038. Primary manufacturer part number: RLA150-NF.
Features
  • Adapter,waveguide — FSC 5985
  • Coaxial Connector Series Designation: N
  • Style Designator: WAVEGUIDE TO COAXIAL
  • Connector End Design: FEMALE
  • Flange Quantity: 1
  • Adapter Length: 3.812 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Andrew Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Adapter,waveguide, cataloged under National Stock Number 5985-00-975-4038, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Andrew Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-975-4038
Primary Part NumberRLA150-NF
Item NameAdapter,waveguide
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerAndrew Llc
StatusCANCELLED
Coaxial Connector Series DesignationN
Style DesignatorWAVEGUIDE TO COAXIAL
Connector End DesignFEMALE
Flange Quantity1
Adapter Length3.812 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-069-90492261 INTERCHANGEABLE
Seat,valve
Imi Cash Valve Inc
6685-00-174-62392261-08000QF INTERCHANGEABLE
Thermometer,self-Indicating,bime
Control Specialties Inc
4920-00-257-50952261 INTERCHANGEABLE
Accessory Kit,test Set
Bae Systems Information and Electronic Systems Integration Inc.
9390-00-290-4021 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
6685-00-521-0656PH660U INTERCHANGEABLE
Thermometer,self-Indicating,bime
Joint Electronics Type Designation System
6685-00-663-80936-01276 INTERCHANGEABLE
Thermometer,self-Indicating,bime
Sigma Products & Mfg
4920-00-708-30242261 INTERCHANGEABLE
Cable Assy
Marvel Manufacturing Co Div the Marvel Manufacturing Company
6685-00-764-4248 INTERCHANGEABLE
Thermometer,self-Indicating,bime
6685-00-979-8961 INTERCHANGEABLE
Thermometer,self-Indicating,bime
5331-00-999-85652-261S604-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
UG1121U Joint Electronics Type Designation System (USA)
2261A Andrew Llc (USA)
RLA150-NF PRIMARY Andrew Llc (USA)
2261 Itt Industries Systems Div (USA)
2261 Andrew Llc (USA)
Related Parts
4820-00-069-9049INTERCHANGEABLE
SEAT,VALVE
2261
6685-00-174-6239INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
2261-08000QF
4920-00-257-5095INTERCHANGEABLE
ACCESSORY KIT,TEST SET
2261
9390-00-290-4021INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
6685-00-521-0656INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
PH660U
6685-00-663-8093INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
6-01276
4920-00-708-3024INTERCHANGEABLE
CABLE ASSY
2261
6685-00-764-4248INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
6685-00-979-8961INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
5331-00-999-8565INTERCHANGEABLE
O-RING
2-261S604-70
5331-01-106-7286INTERCHANGEABLE
O-RING
MS28775-261
5950-01-233-2498INTERCHANGEABLE
TRANSFORMER,CURRENT
2261

Frequently Asked Questions

What is NSN 5985-00-975-4038?

NSN 5985-00-975-4038 is a Adapter,waveguide, manufactured by Andrew Llc, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-975-4038?

NSN 5985-00-975-4038 has 5 cross-referenced part numbers: UG1121U (Joint Electronics Type Designation System), 2261A (Andrew Llc), RLA150-NF (Andrew Llc), 2261 (Itt Industries Systems Div), 2261 (Andrew Llc).

What NSN replaces 5985-00-975-4038?

There are 12 known substitutes for 5985-00-975-4038: 4820-00-069-9049, 6685-00-174-6239, 4920-00-257-5095 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RLA150-NF?

Key specifications for RLA150-NF: Coaxial Connector Series Designation: N; Style Designator: WAVEGUIDE TO COAXIAL; Connector End Design: FEMALE; Flange Quantity: 1. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-975-4038 still in active supply?

NSN 5985-00-975-4038 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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