PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4997Chamber Test,salt Spray

Developmental Engineering Corp · NSN 6636-00-566-9451 · FSC 6636 · No Item Name Available
Verified by PartsTable
NSN 6636-00-566-9451 — this item is cataloged by the U.S. Government under National Stock Number 6636-00-566-9451. Primary manufacturer part number: 4997.
Features
  • Chamber Test,salt Spray — FSC 6636
  • General Characteristics Item Description: O/A DIM. 40 IN. W,40 IN. DP,54 IN. H,MTD OR USED W/ANOTHER PIECE OF EQUIP,AUTHORIZED BY TDA M1WOMLAA IN
  • 1 verified cross-reference
  • Primary manufacturer: Developmental Engineering Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Chamber Test,salt Spray, cataloged under National Stock Number 6636-00-566-9451, is classified within Federal Supply Class 6636 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Developmental Engineering Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6636-00-566-9451
Primary Part Number4997
Item NameChamber Test,salt Spray
FSC / FSG6636 / 66 — No Item Name Available
ManufacturerDevelopmental Engineering Corp
StatusACTIVE
General Characteristics Item DescriptionO/A DIM. 40 IN. W,40 IN. DP,54 IN. H,MTD OR USED W/ANOTHER PIECE OF EQUIP,AUTHORIZED BY TDA M1WOMLAA IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
2825-00-146-90674997 INTERCHANGEABLE
Shaft Assembly,turb
Northrop Grumman Systems Corporation Div Marine Systems
6530-00-598-57014453 INTERCHANGEABLE
Table,overbed
Hard Manufacturing Co Inc
6625-00-649-4724324997 INTERCHANGEABLE
Meter,electrical Frequency
Avo Intl
1680-00-679-20474997 INTERCHANGEABLE
Bushing,torque Tube
B/e Aerospace Inc Dba Interturbine
5360-01-130-5636499-82 INTERCHANGEABLE
Spring,helical,compression
Parker Hannifin Corp Dba Pneutronics
5340-01-493-9458499-7 INTERCHANGEABLE
Clip,retaining
Lifesaving Systems Llc
5935-01-556-43334997 INTERCHANGEABLE
Connector,plug,electrical
Fluke Electronics Corp
1730-01-708-6973PH3296A-9 INTERCHANGEABLE
Tie Down,aircraft Mooring
Peck & Hale, Llc
4010-01-708-7206PH3296A-10 INTERCHANGEABLE
Chain Assembly,single Leg
Peck & Hale, Llc
Cross-Reference Index
Part NumberManufacturer
4997 Developmental Engineering Corp
Related Parts
2825-00-146-9067INTERCHANGEABLE
SHAFT ASSEMBLY,TURB
4997
6530-00-598-5701INTERCHANGEABLE
TABLE,OVERBED
4453
6625-00-649-4724INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
324997
1680-00-679-2047INTERCHANGEABLE
BUSHING,TORQUE TUBE
4997
5360-01-130-5636INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
499-82
5340-01-493-9458INTERCHANGEABLE
CLIP,RETAINING
499-7
5935-01-556-4333INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4997
1730-01-708-6973INTERCHANGEABLE
TIE DOWN,AIRCRAFT MOORING
PH3296A-9
4010-01-708-7206INTERCHANGEABLE
CHAIN ASSEMBLY,SINGLE LEG
PH3296A-10

Frequently Asked Questions

What is NSN 6636-00-566-9451?

NSN 6636-00-566-9451 is a Chamber Test,salt Spray, manufactured by Developmental Engineering Corp, classified under FSC 6636 (No Item Name Available). Status: active.

What are the part numbers for NSN 6636-00-566-9451?

NSN 6636-00-566-9451 has 1 cross-referenced part number: 4997 (Developmental Engineering Corp).

What NSN replaces 6636-00-566-9451?

There are 9 known substitutes for 6636-00-566-9451: 2825-00-146-9067, 6530-00-598-5701, 6625-00-649-4724 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4997?

Key specifications for 4997: End Item Identification: PE/OBS; General Characteristics Item Description: O/A DIM. 40 IN. W,40 IN. DP,54 IN. H,MTD OR USED W/ANOTHER PIECE OF EQUIP,AUTHORIZED BY TDA M1WOMLAA IN. 2 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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