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SS5072S4 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

SS5072S4: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include thickness: 0.016 INCHES NOMINAL IN, hole_diameter: 0.136 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN, heat_treatment: T-3 SOLUTION HEAT TREATED, COLD WORKED, overall_diameter: 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN, surface_treatment: OXIDE FILM AND ANODIZE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-004-0401, 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
SS5072S4
NSN: 5310-00-004-0401
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
thickness0.016 INCHES NOMINAL IN
hole_diameter0.136 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
heat_treatmentT-3 SOLUTION HEAT TREATED, COLD WORKED
overall_diameter0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
surface_treatmentOXIDE FILM AND ANODIZE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
surface_treatment_document_and_classificationMIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
NSN5310-00-004-0401
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SS5072S4 · 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: MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
•
HEAT TREATMENT: T-3 SOLUTION HEAT TREATED, COLD WORKED
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: OXIDE FILM AND ANODIZE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.136 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
OVERALL DIAMETER0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
HEAT TREATMENTT-3 SOLUTION HEAT TREATED, COLD WORKED
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTOXIDE FILM AND ANODIZE OVERALL
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.136 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
THICKNESS0.016 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-001-5340 5310-00-004-4584 5310-00-004-5157 5310-00-004-7045 5310-00-004-7046 5310-00-005-4375 5310-00-006-8067 5310-00-007-2907
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 SS5072S4?
SS5072S4 is a WASHER,FLAT.
What is the NSN for SS5072S4?
SS5072S4 is cataloged in the U.S. Government catalog under NSN 5310-00-004-0401. This indicates validated use in U.S. government and defense supply chains.
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