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WSI4-15 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

WSI4-15: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 2.100 INCHES NOMINAL IN, diameter: 0.320 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN, material: STEEL CORROSION RESISTING OVERALL, nut_style: PLATE, nut_height: 1.500 INCHES NOMINAL IN, nut_length: 0.985 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-936-4543, 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
WSI4-15
NSN: 5310-00-936-4543
NIINs: 009364543, 011695562, 015214396
FSC: 5310 — Nuts and Washers
CAGE: 04169 — ATLAS CORP WESTERN SKY INDUSTRIES DIV (USA)
SPECIFICATIONS
length2.100 INCHES NOMINAL IN
diameter0.320 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
materialSTEEL CORROSION RESISTING OVERALL
nut_stylePLATE
nut_height1.500 INCHES NOMINAL IN
nut_length0.985 INCHES NOMINAL IN
plate_width0.396 INCHES NOMINAL IN
thread_class2B
thread_length0.420 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
thread_seriesUNF
locking_featurePREVAILING TORQUE ALL METAL DESIGN
plate_thickness0.060 INCHES NOMINAL IN
NSN5310-00-936-4543
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: WSI4-15 · 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
•
PLATE THICKNESS: 0.060 INCHES NOMINAL IN
•
NUT LENGTH: 0.985 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE SHELL
•
THREAD SERIES: UNF
•
PLATE WIDTH: 0.396 INCHES NOMINAL IN
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7245 ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT
TECHNICAL CHARACTERISTICS
PLATE THICKNESS0.060 INCHES NOMINAL IN
NUT LENGTH0.985 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE SHELL
THREAD SERIESUNF
PLATE WIDTH0.396 INCHES NOMINAL IN
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7245 ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-A-12545 MIL SPEC SINGLE MATERIAL RESPONSE SHELL
MOUNTING HOLE DIAMETER0.098 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES 5
WSI-7-15Reference document
Same NSN cross-reference
Reference document — Secondary reference
WSI-4-15DReference document
Same NSN cross-reference
Reference document — Secondary reference
5365-003-1-15Reference document
Same NSN cross-reference
Reference document — Secondary reference
10121856Reference document
Same NSN cross-reference
Reference document — Informative reference only
ST4M134-3-15Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WSI4-15?
WSI4-15 is a STANDOFF,THREADED,SPACING.
What parts can replace WSI4-15?
There are 5 known substitutes for WSI4-15: WSI-7-15, WSI-4-15D, 5365-003-1-15 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WSI4-15?
WSI4-15 is cataloged in the U.S. Government catalog under NSN 5310-00-936-4543. This indicates validated use in U.S. government and defense supply chains.
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