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321873-1 — FILLER HONEYCOMB

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

321873-1: FILLER HONEYCOMB.

The FILLER HONEYCOMB is a the manufacturer industrial component. Key specifications include head_style: FLAT, head_height: 0.2500 INCHES NOMINAL IN, neck_radius: 0.3750 INCHES NOMINAL IN, stem_length: 4.7500 INCHES NOMINAL IN, stem_diameter: 0.3750 INCHES NOMINAL IN, outside_diameter: 1.6250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-363-4396, 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
MRO→ MRO_GENERAL→ 321873-1
NSN: 2805-00-363-4396
NIINs: 003634396, 010977586
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 99343 — CHRYSLER CORP ENGINE AND COMPONENTS SALES DIVERSIFIED PRODUCTS DIV (USA)
SPECIFICATIONS
head_styleFLAT
head_height0.2500 INCHES NOMINAL IN
neck_radius0.3750 INCHES NOMINAL IN
stem_length4.7500 INCHES NOMINAL IN
stem_diameter0.3750 INCHES NOMINAL IN
outside_diameter1.6250 INCHES NOMINAL IN
seat_angle_in_deg45.0
first_groove_width0.0469 INCHES NOMINAL IN
third_groove_width0.0469 INCHES NOMINAL IN
second_groove_width0.0469 INCHES NOMINAL IN
carbon_relief_grooveNOT INCLUDED
distance_from_first_groove_to_stem_end0.1562 INCHES NOMINAL IN
NSN2805-00-363-4396
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILLER HONEYCOMB TITLE COMPONENT PN 321873-1 MFR FILLER HONEYCOMB
KEY FEATURES
•
STEM DIAMETER: 0.3750 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.2500 INCHES NOMINAL IN
•
SECOND GROOVE WIDTH: 0.0469 INCHES NOMINAL IN
•
STEM LENGTH: 4.7500 INCHES NOMINAL IN
•
SEAT ANGLE IN DEG: 45.0
•
NECK RADIUS: 0.3750 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.6250 INCHES NOMINAL IN
•
DISTANCE FROM FIRST GROOVE TO STEM END: 0.1562 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STEM DIAMETER0.3750 INCHES NOMINAL IN
HEAD HEIGHT0.2500 INCHES NOMINAL IN
SECOND GROOVE WIDTH0.0469 INCHES NOMINAL IN
STEM LENGTH4.7500 INCHES NOMINAL IN
SEAT ANGLE IN DEG45.0
NECK RADIUS0.3750 INCHES NOMINAL IN
OUTSIDE DIAMETER1.6250 INCHES NOMINAL IN
DISTANCE FROM FIRST GROOVE TO STEM END0.1562 INCHES NOMINAL IN
HEAD STYLEFLAT
DISTANCE FROM SECOND GROOVE TO STEM END0.2500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
2151Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 321873-1?
321873-1 is a FILLER HONEYCOMB. It is classified as a MRO (MRO_GENERAL).
What parts can replace 321873-1?
There is 1 known substitute for 321873-1: 2151. Substitute compatibility should be verified for your specific system.
What is the NSN for 321873-1?
321873-1 is cataloged in the U.S. Government catalog under NSN 2805-00-363-4396. 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.