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49502-8 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

49502-8: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL, construction: ONE-PIECE, overall_width: 0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN, overall_length: 30.250 INCHES MINIMUM AND 30.500 INCHES MAXIMUM IN, style_designator: RECTANGULAR, surface_treatment: PASSIVATE. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-291-4536, 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
49502-8
NSN: 5310-00-291-4536
NIINs: 002914536, 007267028
FSC: 5310 — Nuts and Washers
CAGE: 25681 — ITT GOULDS PUMPS, INC. (USA)
SPECIFICATIONS
materialSTEEL
constructionONE-PIECE
overall_width0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
overall_length30.250 INCHES MINIMUM AND 30.500 INCHES MAXIMUM IN
style_designatorRECTANGULAR
surface_treatmentPASSIVATE
fsc_application_dataENGINE ACFT TURBO-FAN
material_document_and_classificationAMS 5521 ASSN STD SINGLE MATERIAL RESPONSE
NSN5310-00-291-4536
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 49502-8 · 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
•
OVERALL DIAMETER: 1.750 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.344 INCHES NOMINAL IN
•
THICKNESS: 0.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.750 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.344 INCHES NOMINAL IN
THICKNESS0.312 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 49502-8?
49502-8 is a WASHER,FLAT.
What is the NSN for 49502-8?
49502-8 is cataloged in the U.S. Government catalog under NSN 5310-00-291-4536. 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.