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Technical Data Sheet
91104A048 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include color: YELLOW SEALING ELEMENT, material: STEEL COMP 4037 OVERALL, hole_diameter: 0.894 INCHES NOMINAL IN, hardness_rating: 38.0 ROCKWELL C NOMINAL, outside_diameter: 1.459 INCHES NOMINAL IN, style_designator: SPLIT HELICAL-RIGHT HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-524-7450, 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
91104A048
NSN: 5310-01-524-7450
FSC: 5310
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
colorYELLOW SEALING ELEMENT
materialSTEEL COMP 4037 OVERALL
hole_diameter0.894 INCHES NOMINAL IN
hardness_rating38.0 ROCKWELL C NOMINAL
outside_diameter1.459 INCHES NOMINAL IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentZINC AND CHROMATE OVERALL
material_thickness0.219 INCHES MINIMUM IN
end_item_identificationASSAULT HOSELINE SYSTEM (AHS)
NSN5310-01-524-7450
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 91104A048 · 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
HOLE DIAMETER: 0.894 INCHES NOMINAL IN
MATERIAL THICKNESS: 0.219 INCHES MINIMUM IN
COLOR: YELLOW SEALING ELEMENT
OUTSIDE DIAMETER: 1.459 INCHES NOMINAL IN
HARDNESS RATING: 38.0 ROCKWELL C NOMINAL
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
MATERIAL: STEEL COMP 4037 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.894 INCHES NOMINAL IN
MATERIAL THICKNESS0.219 INCHES MINIMUM IN
COLORYELLOW SEALING ELEMENT
OUTSIDE DIAMETER1.459 INCHES NOMINAL IN
HARDNESS RATING38.0 ROCKWELL C NOMINAL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIALSTEEL COMP 4037 OVERALL
END ITEM IDENTIFICATIONASSAULT HOSELINE SYSTEM (AHS)
SURFACE TREATMENTZINC AND CHROMATE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
27511Interchangeable
interchangeable cross-reference
interchangeable
27511-JInterchangeable
interchangeable cross-reference
interchangeable
4317Interchangeable
IBM 8.5GB 10k Disk Scsi-U2 80p 3.5in
interchangeable
Y4307Interchangeable
interchangeable cross-reference
interchangeable
4004317Interchangeable
interchangeable cross-reference
interchangeable
4317LInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91104A048?
91104A048 is a WASHER,LOCK.
What parts can replace 91104A048?
There are 18 known substitutes for 91104A048: 27511, 27511-J, 4317 and 15 more. Substitute compatibility should be verified for your specific system.
Is 91104A048 still available?
91104A048 is currently cancelled.
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