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W114058SS12 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

W114058SS12: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include length: 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN, material: STEEL OVERALL, thickness: 0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN, hole_diameter: 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, width_across_flats: 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-607-0083, 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
W114058SS12
NSN: 5310-01-607-0083
FSC: 5310 — Nuts and Washers
CAGE: 51506 — ACCURATE SCREW MACHINE CORP DIV ACCURATE SCREW MACHINE CORPORATION (USA)
SPECIFICATIONS
length0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
materialSTEEL OVERALL
thickness0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
hole_diameter0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
width_across_flats0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
peripheral_shape_styleRECTANGULAR
center_hole_shape_styleROUND
end_item_identificationAN/BLQ-10A(V) A
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyWASHER, CAPTIVE
NSN5310-01-607-0083
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: W114058SS12 · 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
•
WIDTH ACROSS FLATS: 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
•
LENGTH: 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
PERIPHERAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
LENGTH0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTPASSIVATE OVERALL
PERIPHERAL SHAPE STYLERECTANGULAR
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, CAPTIVE
END ITEM IDENTIFICATIONAN/BLQ-10A(V) A
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.370 INCHES MINIMUM AND 0.395 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 W114058SS12?
W114058SS12 is a WASHER,FLAT.
What is the NSN for W114058SS12?
W114058SS12 is cataloged in the U.S. Government catalog under NSN 5310-01-607-0083. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.