PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

636-1Waveguide Assembly

Waveline Inc · NSN 5985-01-329-7761 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-329-7761 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-329-7761. Primary manufacturer part number: 636-1.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Inside Diameter: 1.406 INCHES MINIMUM AND 1.437 INCHES MAXIMUM ALL FLANGES IN
  • Flange Inside Width: 0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM ALL FLANGES IN
  • Waveguide Outside Height: 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND ALL FLANGES ALL CONNECTION FACILITIES
  • Bend Angle in Deg: 90.0 SINGLE BEND H-PLANE
  • Waveguide Longer Offset Distance: 1.750 INCHES NOMINAL IN
  • Surface Treatment: CHROMATE ALL TUBING SEGMENT AND FLANGE ALL SURFACES
Applications
  • Applications requiring Aluminum Alloy All Tubing Segment and Flange construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-329-7761, 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 Waveline Inc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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: Active.

Technical Specifications
ParameterValue
NSN5985-01-329-7761
Primary Part Number636-1
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerWaveline Inc
StatusACTIVE
Flange Inside Diameter1.406 INCHES MINIMUM AND 1.437 INCHES MAXIMUM ALL FLANGES IN
Flange Inside Width0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM ALL FLANGES IN
Waveguide Outside Height0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND ALL FLANGES ALL CONNECTION FACILITIES
Bend Angle in Deg90.0 SINGLE BEND H-PLANE
Waveguide Longer Offset Distance1.750 INCHES NOMINAL IN
Surface TreatmentCHROMATE ALL TUBING SEGMENT AND FLANGE ALL SURFACES
Waveguide Offset Distance1.750 INCHES NOMINAL IN
Flange Inside Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM ALL FLANGES IN
Flange Quantity2
Tubing Wall Construction StyleSEAMLESS ALL TUBING SEGMENT
Flange Depth0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM ALL FLANGES IN
FSC Application DataRADAR EQUIPMENT
Style DesignatorCORNER TYPE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) ALL FLANGES ALL CONNECTION FACILITIES
FlexibilityRIGID ALL TUBING SEGMENT
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Flange Outside Width1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM ALL FLANGES IN
Waveguide Outside Width0.996 INCHES MINIMUM AND 1.004 INCHES MAXIMUM IN
Waveguide Inside Width0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM IN
Flange Outside Height1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM ALL FLANGES IN
MaterialALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE
Voltage Standing Wave Ratio1.05
Nominal Thread Size0.164 INCHES ALL FLANGES ALL CONNECTION FACILITIES IN
Thread Class2B ALL FLANGES ALL CONNECTION FACILITIES
Flange StyleCHOKE TYPE ALL FLANGES
Flange Connecting Facility and Quantity4 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Waveguide Inside Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
8345-00-233-2976 INTERCHANGEABLE
Flag,national
8345-00-245-2768 INTERCHANGEABLE
Flag,national
5120-00-255-44576361 INTERCHANGEABLE
Pan,drip,cable Splicer's
Telemechanics Inc
5330-00-285-826947099 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5315-00-286-78206361 INTERCHANGEABLE
Pin,straight,headless
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2530-00-384-8759503687 INTERCHANGEABLE
Cover Assy,side Ste
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
2990-00-430-072563-61 INTERCHANGEABLE
Sleeve
Dresser Industries Inc Leroi Div
6145-00-861-6035 INTERCHANGEABLE
Cable,power,electrical
5340-01-098-5854150088 INTERCHANGEABLE
Plug
Hyster-Yale Group, Inc.
6530-01-191-54316361 INTERCHANGEABLE
Chair,bathtub and Shower
Invacare Corp Dba Invacare America
Cross-Reference Index
Part NumberManufacturer
636-1 Waveline Inc (USA)
ES8132-07 Drs Sustainment Systems, Inc. (USA)
AW2057 Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA)
Related Parts
8345-00-233-2976INTERCHANGEABLE
FLAG,NATIONAL
8345-00-245-2768INTERCHANGEABLE
FLAG,NATIONAL
5120-00-255-4457INTERCHANGEABLE
PAN,DRIP,CABLE SPLICER'S
6361
5330-00-285-8269INTERCHANGEABLE
SEAL,PLAIN ENCASED
47099
5315-00-286-7820INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
6361
2530-00-384-8759INTERCHANGEABLE
COVER ASSY,SIDE STE
503687
2990-00-430-0725INTERCHANGEABLE
SLEEVE
63-61
6145-00-861-6035INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
5340-01-098-5854INTERCHANGEABLE
PLUG
150088
6530-01-191-5431INTERCHANGEABLE
CHAIR,BATHTUB AND SHOWER
6361
5310-01-507-5140INTERCHANGEABLE
NUT,EYE
6361
4010-01-510-5777INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
6361

Frequently Asked Questions

What is NSN 5985-01-329-7761?

NSN 5985-01-329-7761 is a Waveguide Assembly, manufactured by Waveline Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-329-7761?

NSN 5985-01-329-7761 has 3 cross-referenced part numbers: 636-1 (Waveline Inc), ES8132-07 (Drs Sustainment Systems, Inc.), AW2057 (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc).

What NSN replaces 5985-01-329-7761?

There are 12 known substitutes for 5985-01-329-7761: 8345-00-233-2976, 8345-00-245-2768, 5120-00-255-4457 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 636-1?

Key specifications for 636-1: Flange Inside Diameter: 1.406 INCHES MINIMUM AND 1.437 INCHES MAXIMUM ALL FLANGES IN; Flange Inside Width: 0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM ALL FLANGES IN; Waveguide Outside Height: 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND ALL FLANGES ALL CONNECTION FACILITIES. 29 total characteristics are documented in the Federal Logistics Information System.

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