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40849 — CONTACT,ELECTRICAL

✓ Government record, cited
Lindy · NUT WASHER
PRODUCT OVERVIEW

40849: CONTACT,ELECTRICAL.

This Box Type Projector Bracket is part of the LINDY Wall Mount Projector System, a selection of poles and brackets to create customised configurations for mounting a projector. Simply use this bracket in conjunction with a LINDY Wall Mount Projector Pole and attach your projector to either a ceiling or a wall. - Suitable for most projectors on the market.

- Supports a maximum weight of 11.5kg. - For use with a LINDY Long Wall Mount Projector Pole or Short Wall Mount Projector Pole (not included). - Maximum dimensions: 390mm to outer radius.

- Pole not included. This part is cataloged in the U.S. Government catalog under NSN 5310-00-685-3290, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
40849
NSN: 5310-00-685-3290
NIINs: 006853290, 013978719, 014463681
FSC: 5310 — Nuts and Washers
CAGE: 54402 — RPS-FL, INC. DBA RPS INC (USA)
SPECIFICATIONS
shapeRECTANGULAR
materialALUMINUM
nut_styleROUND
nut_diameter3.000 INCHES NOMINAL IN
thread_class3B
nut_thickness0.500 INCHES NOMINAL IN
thread_seriesUNF
overall_height9.500 INCHES NOMINAL IN
overall_length23.700 INCHES NOMINAL IN
special_features12 AWG CONTACT MODIFIED FOR 8 TO 10 AWG WIRE
thread_directionRIGHT-HAND
nominal_thread_size1.250 INCHES IN
NSN5310-00-685-3290
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 40849 · Lindy ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD SERIES: UNF
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.250 INCHES IN
•
NUT DIAMETER: 3.000 INCHES NOMINAL IN
•
NUT THICKNESS: 0.500 INCHES NOMINAL IN
•
DRIVE POINT DIAMETER: 0.281 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
THREAD SERIESUNF
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.250 INCHES IN
NUT DIAMETER3.000 INCHES NOMINAL IN
NUT THICKNESS0.500 INCHES NOMINAL IN
DRIVE POINT DIAMETER0.281 INCHES NOMINAL IN
SPECIAL FEATURESSURFACE FLAT HOLES DRILLED ON 2.500 IN DIA BOLT CIRCLE; SURFACE FLAT HOLES,TWO 0.281 IN. DIA 180 DEG APART,ONE 0.250-20 NC TAPPED AND EVENLY SPACED BETWEEN 0.281 IN. HOLES; DRILL AND TAP ON THE PERIPHERY SURFACE 180 DEG FROM 0.250 IN HOLE,ONE 0.312-18 NC HOLE FLAT BOTTOM 0.469 IN. TO POINT IN
DRIVE POINT QUANTITY2
NUT STYLEROUND
SUBSTITUTES & CROSS-REFERENCES 3
SK144249Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
14994PReference document
Same NSN cross-reference
Reference document — Design control — primary reference
3223887Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 40849?
40849 is a CONTACT,ELECTRICAL manufactured by Lindy.
What parts can replace 40849?
There are 3 known substitutes for 40849: SK144249, 14994P, 3223887. Substitute compatibility should be verified for your specific system.
What is the NSN for 40849?
40849 is cataloged in the U.S. Government catalog under NSN 5310-00-685-3290. This indicates validated use in U.S. government and defense supply chains.
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