PartsTable
Technical Data Sheet
Download PDF

ST9M549-50 — PUSH ON NUT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ST9M549-50: PUSH ON NUT.

The PUSH ON NUT is a the manufacturer industrial component. Key specifications include nut_style: PUSH ON, nut_diameter: 0.818 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN, surface_treatment: CADMIUM AND CHROMATE OVERALL, material_thickness: 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN, mating_member_diameter_accommodated: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN, surface_treatment_document_and_classification: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-104-7340, 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
ST9M549-50
NSN: 5310-01-104-7340
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
nut_stylePUSH ON
nut_diameter0.818 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
material_thickness0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
mating_member_diameter_accommodated0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
NSN5310-01-104-7340
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ST9M549-50 · 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: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
•
MATERIAL THICKNESS: 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
•
NUT DIAMETER: 0.818 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN
•
MATING MEMBER DIAMETER ACCOMMODATED: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
NUT STYLE: PUSH ON
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1090 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1086 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
MATERIAL THICKNESS0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
NUT DIAMETER0.818 INCHES MINIMUM AND 0.838 INCHES MAXIMUM IN
MATING MEMBER DIAMETER ACCOMMODATED0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
NUT STYLEPUSH ON
MATERIALSTEEL COMP 1060 OR STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1090 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1086 OVERALL
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
5115-50.015ZDSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5115-50.015MDReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy ST9M549-50?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is ST9M549-50?
ST9M549-50 is a PUSH ON NUT.
What parts can replace ST9M549-50?
There are 2 known substitutes for ST9M549-50: 5115-50.015ZD, 5115-50.015MD. Substitute compatibility should be verified for your specific system.
What is the NSN for ST9M549-50?
ST9M549-50 is cataloged in the U.S. Government catalog under NSN 5310-01-104-7340. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — ST9M549-50