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328131 — WASHER,FLAT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

328131: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1070 OVERALL, thickness: 0.115 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN, hole_diameter: 0.812 INCHES MINIMUM AND 0.842 INCHES MAXIMUM IN, heat_treatment: QUENCHED AND TEMPERED, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, overall_diameter: 1.560 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-948-7121, 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
328131
NSN: 5330-00-948-7121
NIINs: 009487121, 011478748
FSC: 5330 — Packing and Gasket Materials
CAGE: 66195 — SOLAR TURBINES INCORPORATED DBA SOLAR TURBINES INCORPORATED (USA)
SPECIFICATIONS
materialSTEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1070 OVERALL
thickness0.115 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN
hole_diameter0.812 INCHES MINIMUM AND 0.842 INCHES MAXIMUM IN
heat_treatmentQUENCHED AND TEMPERED
hardness_rating40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
overall_diameter1.560 INCHES NOMINAL IN
surface_treatmentZINC AND CHROMATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classification4342-M,FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5330-00-948-7121
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 328131 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FSC APPLICATION DATA: GAS TURBINE ENGINE
•
CROSS-SECTIONAL THICKNESS: 0.032 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 1.480 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
•
APERTURE LENGTH: 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAGAS TURBINE ENGINE
CROSS-SECTIONAL THICKNESS0.032 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH1.850 INCHES MINIMUM AND 1.910 INCHES MAXIMUM IN
APERTURE WIDTH1.480 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
APERTURE LENGTH1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH1.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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 328131?
328131 is a WASHER,FLAT.
What is the NSN for 328131?
328131 is cataloged in the U.S. Government catalog under NSN 5330-00-948-7121. This indicates validated use in U.S. government and defense supply chains.
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