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351990 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

351990: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include sterility: STERILE, special_features: INDIVIDUAL PACKAGE,NONVENTED, disposition_after_initial_use: DISPOSABLE. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-584-3870, 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
351990
NSN: 5310-00-584-3870
NIINs: 005843870, 013529912
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
sterilitySTERILE
special_featuresINDIVIDUAL PACKAGE,NONVENTED
disposition_after_initial_useDISPOSABLE
nonsupply_items_and_quantities86 INCH TUBING,1; SLIDE CLAMP,1; Y-TYPE INJECTION SITES,2; DRIP CHAMBER (20 DROPS/ML.),1; DISTAL SPINLOCK CONNECTION,1 IN
NSN5310-00-584-3870
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 351990 · 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
•
HEAT TREATMENT: AS FABRICATED
•
OUTSIDE DIAMETER: 4.820 INCHES MINIMUM AND 4.830 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP X OVERALL
•
HOLE DIAMETER: 4.665 INCHES MINIMUM AND 4.685 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.145 INCHES NOMINAL IN
HEAT TREATMENTAS FABRICATED
OUTSIDE DIAMETER4.820 INCHES MINIMUM AND 4.830 INCHES MAXIMUM IN
MATERIAL THICKNESS0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIALSTEEL COMP X OVERALL
HOLE DIAMETER4.665 INCHES MINIMUM AND 4.685 INCHES MAXIMUM 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 351990?
351990 is a WASHER,SPRING TENSION.
What is the NSN for 351990?
351990 is cataloged in the U.S. Government catalog under NSN 5310-00-584-3870. This indicates validated use in U.S. government and defense supply chains.
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