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55338 — SHIELD,MICROPHONE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

55338: SHIELD,MICROPHONE.

The SHIELD,MICROPHONE is a the manufacturer industrial component. Key specifications include material: ALUMINUM, nut_style: KNURLED, nut_diameter: 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN, thread_class: 2B, nut_thickness: 0.516 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN, overall_width: 0.380 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-053-7951, 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
55338
NSN: 5310-00-053-7951
NIINs: 000537951, 015204261, 015495693
FSC: 5310 — Nuts and Washers
CAGE: 53655 — AVOX SYSTEMS INC DBA AVOX SYSTEMS INC (USA)
SPECIFICATIONS
materialALUMINUM
nut_styleKNURLED
nut_diameter1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN
thread_class2B
nut_thickness0.516 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
overall_width0.380 INCHES NOMINAL IN
thread_seriesUNEF
overall_length3.000 INCHES NOMINAL IN
style_designatorRECTANGULAR
thread_directionRIGHT-HAND
countersink_angle100.0 DEGREES MINIMUM AND 120.0 DEGREES MAXIMUM NUT
overall_thickness0.090 INCHES NOMINAL IN
NSN5310-00-053-7951
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 55338 · 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
•
THREAD SERIES: UNEF
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
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THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.375 INCHES IN
•
NUT DIAMETER: 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN
•
NUT THICKNESS: 0.516 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
•
SURFACE TREATMENT: OXIDE OVERALL
•
COUNTERSINK ANGLE: 100.0 DEGREES MINIMUM AND 120.0 DEGREES MAXIMUM NUT
TECHNICAL CHARACTERISTICS
THREAD SERIESUNEF
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.375 INCHES IN
NUT DIAMETER1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN
NUT THICKNESS0.516 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
SURFACE TREATMENTOXIDE OVERALL
COUNTERSINK ANGLE100.0 DEGREES MINIMUM AND 120.0 DEGREES MAXIMUM NUT
NUT STYLEKNURLED
THREAD CLASS2B
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 55338?
55338 is a SHIELD,MICROPHONE.
What is the NSN for 55338?
55338 is cataloged in the U.S. Government catalog under NSN 5310-00-053-7951. This indicates validated use in U.S. government and defense supply chains.
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