PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50040Contact,electrical

Crispaire Corp Dba Marvair Co · NSN 5999-01-657-9079 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-657-9079 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-657-9079. Primary manufacturer part number: 50040.
Features
  • Contact,electrical — FSC 5999
  • 1 verified cross-reference
  • Primary manufacturer: Crispaire Corp Dba Marvair Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-657-9079, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Crispaire Corp Dba Marvair Co. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-01-657-9079
Primary Part Number50040
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerCrispaire Corp Dba Marvair Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5815-00-228-6700SC-C-69992-19 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5133-00-335-5379 INTERCHANGEABLE
Extension,chuck,dri
2920-00-922-210250040 INTERCHANGEABLE
Switch,ignition
Cole Hersee Company
5940-00-980-8234 INTERCHANGEABLE
Terminal Board
5910-01-106-500550040 INTERCHANGEABLE
Capacitor
Odetics Inc Precision Time Div
2920-01-180-994350040 INTERCHANGEABLE
Stator,engine Generator
Prestolite Electric Inc
3110-01-236-5032 INTERCHANGEABLE
Bearing,ball,annular
4130-01-460-608050040 INTERCHANGEABLE
Electric Haps Vacu-
Dcm Clean Air Products, Inc.
6550-01-464-5467 INTERCHANGEABLE
Agarose,high Gellin
8120-01-532-5418P/N 797790-001 INTERCHANGEABLE
Cylinder,compressed Gas,nitrogen
Pacific Consolidated Industries Llc
Cross-Reference Index
Part NumberManufacturer
50040 PRIMARY Crispaire Corp Dba Marvair Co (USA)
Related Parts
5815-00-228-6700INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-19
5133-00-335-5379INTERCHANGEABLE
EXTENSION,CHUCK,DRI
2920-00-922-2102INTERCHANGEABLE
SWITCH,IGNITION
50040
5940-00-980-8234INTERCHANGEABLE
TERMINAL BOARD
5910-01-106-5005INTERCHANGEABLE
CAPACITOR
50040
2920-01-180-9943INTERCHANGEABLE
STATOR,ENGINE GENERATOR
50040
3110-01-236-5032INTERCHANGEABLE
BEARING,BALL,ANNULAR
4130-01-460-6080INTERCHANGEABLE
ELECTRIC HAPS VACU-
50040
6550-01-464-5467INTERCHANGEABLE
AGAROSE,HIGH GELLIN
8120-01-532-5418INTERCHANGEABLE
CYLINDER,COMPRESSED GAS,NITROGEN
P/N 797790-001

Frequently Asked Questions

What is NSN 5999-01-657-9079?

NSN 5999-01-657-9079 is a Contact,electrical, manufactured by Crispaire Corp Dba Marvair Co, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-657-9079?

NSN 5999-01-657-9079 has 1 cross-referenced part number: 50040 (Crispaire Corp Dba Marvair Co).

What NSN replaces 5999-01-657-9079?

There are 10 known substitutes for 5999-01-657-9079: 5815-00-228-6700, 5133-00-335-5379, 2920-00-922-2102 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50040?

Key specifications for 50040: Part Name Assigned by Controlling Agency: COMPRESSOR CONDUCTOR; End Item Identification: COMPAC I & II-MODEL 20-60 VERTICAL WALL MOUNT AIR CONDITIONER; Part Name Assigned by Controlling Agency: COMPRESSOR CONDUCTOR; End Item Identification: COMPAC I & II-MODEL 20-60 VERTICAL WALL MOUNT AIR CONDITIONER. 4 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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