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48123H — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

48123H: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thickness: 0.016 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN, hole_diameter: 0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN, hardness_rating: 30.0 ROCKWELL B MINIMUM AND 50.0 ROCKWELL B MAXIMUM, overall_diameter: 0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-359-0458, 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
48123H
NSN: 5310-00-359-0458
FSC: 5310 — Nuts and Washers
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.016 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
hole_diameter0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
hardness_rating30.0 ROCKWELL B MINIMUM AND 50.0 ROCKWELL B MAXIMUM
overall_diameter0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAQQ-C-576 ASSN STD 1ST MATERIAL RESPONSE OVERALL
NSN5310-00-359-0458
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 48123H · 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: 0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
•
HARDNESS RATING: 30.0 ROCKWELL B MINIMUM AND 50.0 ROCKWELL B MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AQQ-C-576 ASSN STD 1ST MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: COPPER ALLOY OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
HARDNESS RATING30.0 ROCKWELL B MINIMUM AND 50.0 ROCKWELL B MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAQQ-C-576 ASSN STD 1ST MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALCOPPER ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
THICKNESS0.016 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 9
311392Reference document
Same NSN cross-reference
Reference document — Secondary reference
811180Reference document
Same NSN cross-reference
Reference document — Secondary reference
231343Reference document
Same NSN cross-reference
Reference document — Secondary reference
5214930Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
GM-3-21Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
04627Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 48123H?
48123H is a WASHER,FLAT.
What parts can replace 48123H?
There are 9 known substitutes for 48123H: 311392, 811180, 231343 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 48123H?
48123H is cataloged in the U.S. Government catalog under NSN 5310-00-359-0458. This indicates validated use in U.S. government and defense supply chains.
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