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2811940 — SCREW,ELEVATION DRI

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

2811940: SCREW,ELEVATION DRI.

The SCREW,ELEVATION DRI is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: NAVY SPECIAL PROJECT. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-135-9268, 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
2811940
NSN: 5305-00-135-9268
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
general_characteristics_item_descriptionMATL STEEL PER AISI 4130; 1.125 IN. BODY DIA; 0.875 IN.-14 UNF 2B INT THD ONE END; 2.500 IN. THD DEPTH; 1.125 IN.-.250P-.500 LEAD ACME 3G LEFT HAND THD OTHER END; 17.250 IN. O/A LG G
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5305-00-135-9268
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2811940 · 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
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATL STEEL PER AISI 4130; 1.125 IN. BODY DIA; 0.875 IN.-14 UNF 2B INT THD ONE END; 2.500 IN. THD DEPTH; 1.125 IN.-.250P-.500 LEAD ACME 3G LEFT HAND THD OTHER END; 17.250 IN. O/A LG G
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATL STEEL PER AISI 4130; 1.125 IN. BODY DIA; 0.875 IN.-14 UNF 2B INT THD ONE END; 2.500 IN. THD DEPTH; 1.125 IN.-.250P-.500 LEAD ACME 3G LEFT HAND THD OTHER END; 17.250 IN. O/A LG G
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 2
50915-40010Reference document
Same NSN cross-reference
Reference document — Secondary reference
BUWEPSDWG2811940Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2811940?
2811940 is a SCREW,ELEVATION DRI.
What parts can replace 2811940?
There are 2 known substitutes for 2811940: 50915-40010, BUWEPSDWG2811940. Substitute compatibility should be verified for your specific system.
What is the NSN for 2811940?
2811940 is cataloged in the U.S. Government catalog under NSN 5305-00-135-9268. 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.