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449782-1 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

449782-1: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OR STEEL COMP 1050 OVERALL, hole_diameter: 0.322 INCHES MINIMUM AND 0.322 INCHES MINIMUM AND 0.332 INCHES MAXIMUM0.332 INCHES MAXIMUM IN, overall_height: 0.055 INCHES MINIMUM AND 0.055 INCHES MINIMUM AND 0.075 INCHES MAXIMUM0.075 INCHES MAXIMUM IN, hardness_rating: 46.0 ROCKWELL C MINIMUM46.0 ROCKWELL C MINIMUM, outside_diameter: 0.490 INCHES MINIMUM AND 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM0.510 INCHES MAXIMUM IN, surface_treatment: OXIDE FILM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-033-5834, 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
449782-1
NSN: 5310-01-033-5834
FSC: 5310 — Nuts and Washers
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialSTEEL OR STEEL COMP 1050 OVERALL
hole_diameter0.322 INCHES MINIMUM AND 0.322 INCHES MINIMUM AND 0.332 INCHES MAXIMUM0.332 INCHES MAXIMUM IN
overall_height0.055 INCHES MINIMUM AND 0.055 INCHES MINIMUM AND 0.075 INCHES MAXIMUM0.075 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM46.0 ROCKWELL C MINIMUM
outside_diameter0.490 INCHES MINIMUM AND 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM0.510 INCHES MAXIMUM IN
surface_treatmentOXIDE FILM OVERALL
material_thickness0.022 INCHES NOMINAL0.022 INCHES NOMINAL IN
material_document_and_classificationASTM A684 ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-033-5834
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 449782-1 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM46.0 ROCKWELL C MINIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A684 ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.490 INCHES MINIMUM AND 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM0.510 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.022 INCHES NOMINAL0.022 INCHES NOMINAL IN
•
SURFACE TREATMENT: OXIDE FILM OVERALL
•
MATERIAL: STEEL OR STEEL COMP 1050 OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.055 INCHES MINIMUM AND 0.055 INCHES MINIMUM AND 0.075 INCHES MAXIMUM0.075 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING46.0 ROCKWELL C MINIMUM46.0 ROCKWELL C MINIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A684 ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.490 INCHES MINIMUM AND 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM0.510 INCHES MAXIMUM IN
MATERIAL THICKNESS0.022 INCHES NOMINAL0.022 INCHES NOMINAL IN
SURFACE TREATMENTOXIDE FILM OVERALL
MATERIALSTEEL OR STEEL COMP 1050 OVERALL
HOLE DIAMETER0.322 INCHES MINIMUM AND 0.322 INCHES MINIMUM AND 0.332 INCHES MAXIMUM0.332 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 2
3515-18-15-0518Reference document
Same NSN cross-reference
Reference document — Secondary reference
449782Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 449782-1?
449782-1 is a WASHER,SPRING TENSION.
What parts can replace 449782-1?
There are 2 known substitutes for 449782-1: 3515-18-15-0518, 449782. Substitute compatibility should be verified for your specific system.
What is the NSN for 449782-1?
449782-1 is cataloged in the U.S. Government catalog under NSN 5310-01-033-5834. This indicates validated use in U.S. government and defense supply chains.
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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.