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4002826 — FRAME,WINDOW,VEHICULAR

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

4002826: FRAME,WINDOW,VEHICULAR.

The FRAME,WINDOW,VEHICULAR is a the manufacturer industrial component. Key specifications include material: NICKEL OVERALL, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), hardness_rating: 32.0 ROCKWELL C MINIMUM, locking_feature: PREVAILING TORQUE ALL METAL DESIGN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-369-5683, 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
4002826
NSN: 5310-00-369-5683
NIINs: 003695683, 008328743, 015787691
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialNICKEL OVERALL
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating32.0 ROCKWELL C MINIMUM
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
surface_treatmentSILVER OVERALL
nominal_thread_size0.190 INCHES IN
counterbore_diameter0.204 INCHES MINIMUM AND 0.209 INCHES MAXIMUM NUT IN
nut_counterbore_depth0.075 INCHES MINIMUM AND 0.110 INCHES MAXIMUM NUT IN
thread_quantity_per_inch32
material_document_and_classificationAMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-369-5683
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4002826 · OEM ⚠ 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NUT COUNTERBORE DEPTH: 0.075 INCHES MINIMUM AND 0.110 INCHES MAXIMUM NUT IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
COUNTERBORE DIAMETER: 0.204 INCHES MINIMUM AND 0.209 INCHES MAXIMUM NUT IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING32.0 ROCKWELL C MINIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NUT COUNTERBORE DEPTH0.075 INCHES MINIMUM AND 0.110 INCHES MAXIMUM NUT IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
COUNTERBORE DIAMETER0.204 INCHES MINIMUM AND 0.209 INCHES MAXIMUM NUT IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
SURFACE TREATMENTSILVER OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
L10620-6-3Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
76756-1032Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
K49721-3Same 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 4002826?
4002826 is a FRAME,WINDOW,VEHICULAR.
What parts can replace 4002826?
There are 3 known substitutes for 4002826: L10620-6-3, 76756-1032, K49721-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 4002826?
4002826 is cataloged in the U.S. Government catalog under NSN 5310-00-369-5683. This indicates validated use in U.S. government and defense supply chains.
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