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Technical Data Sheet
PartsTable / COMPONENT / 544103
544103 ✓ 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 SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include length: 6.560 INCHES NOMINAL6.560 INCHES NOMINAL IN, material: ALUMINUM DOOR, special_features: USED ON DOUBLE BUMP THROUGH DOORSUSED ON DOUBLE BUMP THROUGH DOORS, position_designation: LOWERLOWER, procurement_group_code: 90826, tent_for_which_designed: FRAME, EXTENDIBLEFRAME, EXTENDIBLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-054-4103, 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
544103
NSN: 5315-00-054-4103
FSC: 5315
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
length6.560 INCHES NOMINAL6.560 INCHES NOMINAL IN
materialALUMINUM DOOR
special_featuresUSED ON DOUBLE BUMP THROUGH DOORSUSED ON DOUBLE BUMP THROUGH DOORS
position_designationLOWERLOWER
procurement_group_code90826
tent_for_which_designedFRAME, EXTENDIBLEFRAME, EXTENDIBLE
NSN5315-00-054-4103
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 544103 · 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
•
FIRST END TAPER ANGLE: 25.0 DEGREES NOMINAL
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FIRST END STYLE: CHAMFERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,TYPE A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 303 OVERALL
•
PIN OVERALL DIAMETER: 0.0605 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 0.176 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.010 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END TAPER ANGLE25.0 DEGREES NOMINAL
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END STYLECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,TYPE A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
PIN OVERALL DIAMETER0.0605 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.176 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.010 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
45013Interchangeable
interchangeable cross-reference
interchangeable
5001704Interchangeable
interchangeable cross-reference
interchangeable
7313Interchangeable
interchangeable cross-reference
interchangeable
7031660Interchangeable
interchangeable cross-reference
interchangeable
CS3331249Interchangeable
interchangeable cross-reference
interchangeable
D15-395-0PC263Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 544103?
544103 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 544103?
There are 13 known substitutes for 544103: 45013, 5001704, 7313 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 544103?
544103 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-054-4103. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026