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337D109BX2 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

337D109BX2: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include recess_depth: 0.911 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN, hole_diameter: 3.406 INCHES MINIMUM AND 3.416 INCHES MAXIMUM IN, overall_height: 1.121 INCHES MINIMUM AND 1.123 INCHES MAXIMUM IN, outside_diameter: 4.932 INCHES MINIMUM AND 4.934 INCHES MAXIMUM IN, special_features: ONE SLOT IN OUTSIDE DIA OF RECESSED END; GROOVE ON INSIDE WASHER FACE, style_designator: RECESSED. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-186-9312, 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
337D109BX2
NSN: 5310-01-186-9312
FSC: 5310 — Nuts and Washers
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
recess_depth0.911 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN
hole_diameter3.406 INCHES MINIMUM AND 3.416 INCHES MAXIMUM IN
overall_height1.121 INCHES MINIMUM AND 1.123 INCHES MAXIMUM IN
outside_diameter4.932 INCHES MINIMUM AND 4.934 INCHES MAXIMUM IN
special_featuresONE SLOT IN OUTSIDE DIA OF RECESSED END; GROOVE ON INSIDE WASHER FACE
style_designatorRECESSED
material_thickness0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
material_document_and_classificationQQ-C-465 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5310-01-186-9312
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 337D109BX2 · 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
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-465 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 4.932 INCHES MINIMUM AND 4.934 INCHES MAXIMUM IN
•
RECESS DEPTH: 0.911 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.121 INCHES MINIMUM AND 1.123 INCHES MAXIMUM IN
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-465 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER4.932 INCHES MINIMUM AND 4.934 INCHES MAXIMUM IN
RECESS DEPTH0.911 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN
MATERIAL THICKNESS0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
SPECIAL FEATURESONE SLOT IN OUTSIDE DIA OF RECESSED END; GROOVE ON INSIDE WASHER FACE
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
HOLE DIAMETER3.406 INCHES MINIMUM AND 3.416 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
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 337D109BX2?
337D109BX2 is a WASHER,RECESSED.
What is the NSN for 337D109BX2?
337D109BX2 is cataloged in the U.S. Government catalog under NSN 5310-01-186-9312. This indicates validated use in U.S. government and defense supply chains.
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