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3W21933 — PIN,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3W21933: PIN,PISTON.

The PIN,PISTON is a the manufacturer industrial component. Key specifications include hole_depth: 0.5937 INCHES NOMINAL IN, body_length: 2.9375 INCHES NOMINAL IN, outside_diameter: 1.18750 INCHES NOMINAL IN, special_features: BOTH ENDS CONCAVE SHAPED, first_hole_diameter: 0.2812 INCHES NOMINAL IN, second_hole_diameter: 0.2812 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-471-0065, 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
3W21933
NSN: 4310-00-471-0065
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
hole_depth0.5937 INCHES NOMINAL IN
body_length2.9375 INCHES NOMINAL IN
outside_diameter1.18750 INCHES NOMINAL IN
special_featuresBOTH ENDS CONCAVE SHAPED
first_hole_diameter0.2812 INCHES NOMINAL IN
second_hole_diameter0.2812 INCHES NOMINAL IN
hole_arrangement_styleTWO HOLES IN SOLID PIN
center_to_center_distance_between_holes2.2500 INCHES NOMINAL IN
distance_from_centerline_of_hole_to_end_of_pin0.343 INCHES NOMINAL IN
NSN4310-00-471-0065
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PIN,PISTON TITLE COMPONENT PN 3W21933 MFR PIN,PISTON
KEY FEATURES
•
HOLE ARRANGEMENT STYLE: TWO HOLES IN SOLID PIN
•
HOLE DEPTH: 0.5937 INCHES NOMINAL IN
•
FIRST HOLE DIAMETER: 0.2812 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.18750 INCHES NOMINAL IN
•
SECOND HOLE DIAMETER: 0.2812 INCHES NOMINAL IN
•
BODY LENGTH: 2.9375 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN HOLES: 2.2500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLETWO HOLES IN SOLID PIN
HOLE DEPTH0.5937 INCHES NOMINAL IN
FIRST HOLE DIAMETER0.2812 INCHES NOMINAL IN
OUTSIDE DIAMETER1.18750 INCHES NOMINAL IN
SECOND HOLE DIAMETER0.2812 INCHES NOMINAL IN
BODY LENGTH2.9375 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN HOLES2.2500 INCHES NOMINAL IN
SPECIAL FEATURESBOTH ENDS CONCAVE SHAPED
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.343 INCHES NOMINAL IN
OTHER ITEMS IN FSC 4310 — Compressors and Vacuum Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4310-00-000-0050 4310-00-001-0059 4310-00-001-2044 4310-00-001-3477 4310-00-001-3493 4310-00-001-6194 4310-00-001-6381 4310-00-001-7755
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3W21933?
3W21933 is a PIN,PISTON.
What is the NSN for 3W21933?
3W21933 is cataloged in the U.S. Government catalog under NSN 4310-00-471-0065. 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.