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211049947 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

211049947: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, hole_diameter: 0.906 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN, recess_diameter: 0.940 INCHES MINIMUM AND 0.967 INCHES MAXIMUM IN, outside_diameter: 1.890 INCHES MINIMUM AND 1.930 INCHES MAXIMUM IN, material_thickness: 0.530 INCHES NOMINAL IN, material_document_and_classification: ASTM A564 XM-13 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-396-9669, 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
211049947
NSN: 5310-01-396-9669
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
hole_diameter0.906 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN
recess_diameter0.940 INCHES MINIMUM AND 0.967 INCHES MAXIMUM IN
outside_diameter1.890 INCHES MINIMUM AND 1.930 INCHES MAXIMUM IN
material_thickness0.530 INCHES NOMINAL IN
material_document_and_classificationASTM A564 XM-13 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-396-9669
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 211049947 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A564 XM-13 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.890 INCHES MINIMUM AND 1.930 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.530 INCHES NOMINAL IN
•
RECESS DIAMETER: 0.940 INCHES MINIMUM AND 0.967 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP XM-13 OVERALL
•
HOLE DIAMETER: 0.906 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A564 XM-13 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.890 INCHES MINIMUM AND 1.930 INCHES MAXIMUM IN
MATERIAL THICKNESS0.530 INCHES NOMINAL IN
RECESS DIAMETER0.940 INCHES MINIMUM AND 0.967 INCHES MAXIMUM IN
MATERIALSTEEL COMP XM-13 OVERALL
HOLE DIAMETER0.906 INCHES MINIMUM AND 0.937 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 211049947?
211049947 is a WASHER,RECESSED.
What is the NSN for 211049947?
211049947 is cataloged in the U.S. Government catalog under NSN 5310-01-396-9669. 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.