PartsTable
Technical Data Sheet
Download PDF

521762 — LOCKPLATE,DRAIN PRE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

521762: LOCKPLATE,DRAIN PRE.

The LOCKPLATE,DRAIN PRE is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE BODY, base_width: 3.830 INCHES NOMINAL IN, dome_height: 0.240 INCHES NOMINAL IN, overall_height: 0.350 INCHES NOMINAL IN, sealing_method: COMPRESSION, mounting_method: UNTHREADED HOLE(S). This part is cataloged in the U.S.

Government catalog under NSN 5360-00-290-9087, 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
521762
NSN: 5360-00-290-9087
NIINs: 002909087, 009814050, 013688815
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 82722 — WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP DBA WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE BODY
base_width3.830 INCHES NOMINAL IN
dome_height0.240 INCHES NOMINAL IN
overall_height0.350 INCHES NOMINAL IN
sealing_methodCOMPRESSION
mounting_methodUNTHREADED HOLE(S)
style_designatorCLOSED END
base_overall_length0.485 INCHES NOMINAL IN
base_inside_diameter1.430 INCHES NOMINAL IN
body_outside_diameter1.590 INCHES NOMINAL IN
end_item_identificationCOMPUTER SYSTEM,DIGITAL AN/USQ-117
mounting_device_quantity1
NSN5360-00-290-9087
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LOCKPLATE,DRAIN PRE TITLE COMPONENT PN 521762 MFR LOCKPLATE,DRAIN PRE
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 4.078 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 9.123 INCHES NOMINAL IN
•
INSIDE DIAMETER: 3.078 INCHES NOMINAL IN
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
COIL HELIX DIRECTION: LEFT-HAND
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER4.078 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH9.123 INCHES NOMINAL IN
INSIDE DIAMETER3.078 INCHES NOMINAL IN
SURFACE TREATMENTPHOSPHATE OVERALL
COIL HELIX DIRECTIONLEFT-HAND
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
X1009D1PC29Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
Ready to buy 521762?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 521762?
521762 is a LOCKPLATE,DRAIN PRE.
What parts can replace 521762?
There is 1 known substitute for 521762: X1009D1PC29. Substitute compatibility should be verified for your specific system.
What is the NSN for 521762?
521762 is cataloged in the U.S. Government catalog under NSN 5360-00-290-9087. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 521762

✓ 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.