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30608-4 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

30608-4: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include diameter: 0.187 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, drive_type: KNURLED, grip_length: 0.495 INCHES NOMINAL IN, surface_treatment: TIN OVERALL, turnlock_stud_head_style: STUD HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-618-9446, 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
30608-4
NSN: 5310-00-618-9446
NIINs: 006189446, 010887294, 011502335
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
diameter0.187 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
drive_typeKNURLED
grip_length0.495 INCHES NOMINAL IN
surface_treatmentTIN OVERALL
turnlock_stud_head_styleSTUD HEAD
turnlock_stud_shank_styleSTUD SHANK
stud_thread_size_and_series/type_designator0.112-40 UNIFIED NATIONAL COARSE (UNC)
NSN5310-00-618-9446
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 30608-4 · 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 FINISH: 63.0 MICROINCHES BOTTOM
•
OVERALL DIAMETER: 0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
•
HEAT TREATMENT: F-AS FABRICATED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4001 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: ALUMINUM ALLOY 1100 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES BOTTOM
SURFACE FINISH63.0 MICROINCHES TOP
OVERALL DIAMETER0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
HEAT TREATMENTF-AS FABRICATED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4001 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALALUMINUM ALLOY 1100 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
354290Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CVC754-328E17Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 30608-4?
30608-4 is a STANDOFF,THREADED,SPACING.
What parts can replace 30608-4?
There are 2 known substitutes for 30608-4: 354290, CVC754-328E17. Substitute compatibility should be verified for your specific system.
What is the NSN for 30608-4?
30608-4 is cataloged in the U.S. Government catalog under NSN 5310-00-618-9446. This indicates validated use in U.S. government and defense supply chains.
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