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144803 — PLATE,VALVE,LINEAR DIRECTIONAL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

144803: PLATE,VALVE,LINEAR DIRECTIONAL.

The PLATE,VALVE,LINEAR DIRECTIONAL is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: STEEL; 7.719 IN. O/ALG; 6.906 IN.

O/A W; WITH FOURTEEN HOLES AND THIRTEEN GROOVES,VARIOUS SIZES,UNEVENLY SPACED IN. This part is cataloged in the U.S. Government catalog under NSN 5305-00-359-8291, 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
144803
NSN: 5305-00-359-8291
NIINs: 003598291, 008912098
FSC: 5305 — Screws
CAGE: 77948 — SINGER CO THE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSTEEL; 7.719 IN. O/ALG; 6.906 IN. O/A W; WITH FOURTEEN HOLES AND THIRTEEN GROOVES,VARIOUS SIZES,UNEVENLY SPACED IN
NSN5305-00-359-8291
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 144803 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 2
144DReference document
Same NSN cross-reference
Reference document — Design control — primary reference
144Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 144803?
144803 is a PLATE,VALVE,LINEAR DIRECTIONAL.
What parts can replace 144803?
There are 2 known substitutes for 144803: 144D, 144. Substitute compatibility should be verified for your specific system.
What is the NSN for 144803?
144803 is cataloged in the U.S. Government catalog under NSN 5305-00-359-8291. 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.