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G615385-1 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

G615385-1: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include width: 0.90 INCHES NOMINAL IN, length: 2.00 INCHES NOMINAL IN, material: STEEL COMP 304 OVERALL, thickness: 0.120 INCHES NOMINAL IN, hole_diameter: 0.60 INCHES NOMINAL IN, width_across_flats: 0.90 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-657-2780, 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
G615385-1
NSN: 5310-01-657-2780
FSC: 5310 — Nuts and Washers
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
width0.90 INCHES NOMINAL IN
length2.00 INCHES NOMINAL IN
materialSTEEL COMP 304 OVERALL
thickness0.120 INCHES NOMINAL IN
hole_diameter0.60 INCHES NOMINAL IN
width_across_flats0.90 INCHES NOMINAL IN
peripheral_shape_styleRECTANGULAR
center_hole_shape_styleROUND
end_item_identification5840-01-603-2838
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyRER FITTING BODY WASHER (B)
NSN5310-01-657-2780
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: G615385-1 · 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: 0.90 INCHES NOMINAL IN
•
LENGTH: 2.00 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: RECTANGULAR
•
WIDTH: 0.90 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 304 OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.90 INCHES NOMINAL IN
LENGTH2.00 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLERECTANGULAR
WIDTH0.90 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYRER FITTING BODY WASHER (B)
END ITEM IDENTIFICATION5840-01-603-2838
MATERIALSTEEL COMP 304 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.60 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.
5310-00-000-0040 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 1
G615385Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 G615385-1?
G615385-1 is a WASHER,FLAT.
What parts can replace G615385-1?
There is 1 known substitute for G615385-1: G615385. Substitute compatibility should be verified for your specific system.
What is the NSN for G615385-1?
G615385-1 is cataloged in the U.S. Government catalog under NSN 5310-01-657-2780. 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.