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6061-99 — VALVE ASSY,CHECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6061-99: VALVE ASSY,CHECK.

The VALVE ASSY,CHECK is a the manufacturer industrial component. Key specifications include head_style: DEE, head_height: 0.031 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.265 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN, thread_length: 0.250 INCHES NOMINAL IN, screw_material: COPPER ALLOY 360. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-032-5530, 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
6061-99
NSN: 5305-00-032-5530
NIINs: 000325530, 003502589
FSC: 5305 — Screws
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
head_styleDEE
head_height0.031 INCHES NOMINAL IN
thread_class2A A
head_diameter0.265 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
thread_length0.250 INCHES NOMINAL IN
screw_materialCOPPER ALLOY 360
fastener_length0.406 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
thread_quantity_per_inch36
thread_series_designatorUNF
NSN5305-00-032-5530
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6061-99 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.031 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.406 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE TO FLAT: 0.099 INCHES NOMINAL IN
•
THREAD LENGTH: 0.250 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: DEE
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: COPPER ALLOY 360
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.031 INCHES NOMINAL IN
FASTENER LENGTH0.406 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO FLAT0.099 INCHES NOMINAL IN
THREAD LENGTH0.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEDEE
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALCOPPER ALLOY 360
INTERNAL DRIVE STYLESLOT
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
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 6061-99?
6061-99 is a VALVE ASSY,CHECK.
What is the NSN for 6061-99?
6061-99 is cataloged in the U.S. Government catalog under NSN 5305-00-032-5530. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.