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B11-85-4249 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

B11-85-4249: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY X-750 OVERALL, hole_diameter: 1.797 INCHES NOMINAL1.797 INCHES NOMINAL IN, overall_height: 0.150 INCHES MINIMUM0.150 INCHES MINIMUM IN, outside_diameter: 2.000 INCHES MINIMUM AND 2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM2.031 INCHES MAXIMUM IN, material_thickness: 0.006 INCHES NOMINAL0.006 INCHES NOMINAL IN, material_document_and_classification: AMS 5542 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-019-6369, 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
B11-85-4249
NSN: 5310-01-019-6369
FSC: 5310 — Nuts and Washers
CAGE: 0BT82 — GITS MFG CO INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY X-750 OVERALL
hole_diameter1.797 INCHES NOMINAL1.797 INCHES NOMINAL IN
overall_height0.150 INCHES MINIMUM0.150 INCHES MINIMUM IN
outside_diameter2.000 INCHES MINIMUM AND 2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM2.031 INCHES MAXIMUM IN
material_thickness0.006 INCHES NOMINAL0.006 INCHES NOMINAL IN
material_document_and_classificationAMS 5542 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-019-6369
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B11-85-4249 · 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: AMS 5542 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 2.000 INCHES MINIMUM AND 2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM2.031 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.006 INCHES NOMINAL0.006 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY X-750 OVERALL
•
HOLE DIAMETER: 1.797 INCHES NOMINAL1.797 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.150 INCHES MINIMUM0.150 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5542 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER2.000 INCHES MINIMUM AND 2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM2.031 INCHES MAXIMUM IN
MATERIAL THICKNESS0.006 INCHES NOMINAL0.006 INCHES NOMINAL IN
MATERIALNICKEL ALLOY X-750 OVERALL
HOLE DIAMETER1.797 INCHES NOMINAL1.797 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

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 B11-85-4249?
B11-85-4249 is a WASHER,SPRING TENSION.
What is the NSN for B11-85-4249?
B11-85-4249 is cataloged in the U.S. Government catalog under NSN 5310-01-019-6369. 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.