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21973 — HEADER,PUMP,ENGINE

✓ Government record, cited
Lindy · COMPONENT
PRODUCT OVERVIEW

21973: HEADER,PUMP,ENGINE.

Gaming keyboard with 3 color LED illumination and 5 programmable macro keys. Key specifications include height: 2.310 INCHES NOMINAL IN, load_rating: 19.0 POUNDS MAXIMUM LBS, flange_thickness: 0.180 INCHES NOMINAL IN, flange_mounting_hole_diameter: 0.196 INCHES NOMINAL IN, distance_between_mounting_hole_centers: 2.475 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5342-00-710-5278, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
21973
NSN: 5342-00-710-5278
NIINs: 007105278, 010189004, 011455268
FSC: 5342 — Hardware, Weapon System
CAGE: 81860 — HUTCHINSON AEROSPACE & INDUSTRY, INC. DBA BARRY WRIGHT CORP (USA)
SPECIFICATIONS
height2.310 INCHES NOMINAL IN
load_rating19.0 POUNDS MAXIMUM LBS
flange_thickness0.180 INCHES NOMINAL IN
flange_mounting_hole_diameter0.196 INCHES NOMINAL IN
distance_between_mounting_hole_centers2.475 INCHES NOMINAL IN
NSN5342-00-710-5278
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Lindy HEADER,PUMP,ENGINE TITLE COMPONENT PN 21973 MFR Lindy HEADER,PUMP,ENGINE
KEY FEATURES
•
FLANGE MOUNTING HOLE DIAMETER: 0.196 INCHES NOMINAL IN
•
LOAD RATING: 19.0 POUNDS MAXIMUM LBS
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 2.475 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.180 INCHES NOMINAL IN
•
HEIGHT: 2.310 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE MOUNTING HOLE DIAMETER0.196 INCHES NOMINAL IN
LOAD RATING19.0 POUNDS MAXIMUM LBS
DISTANCE BETWEEN MOUNTING HOLE CENTERS2.475 INCHES NOMINAL IN
FLANGE THICKNESS0.180 INCHES NOMINAL IN
HEIGHT2.310 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21973?
21973 is a HEADER,PUMP,ENGINE manufactured by Lindy.
What is the NSN for 21973?
21973 is cataloged in the U.S. Government catalog under NSN 5342-00-710-5278. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.