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141630 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

141630: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include head_style: FLAT CHAMFER, head_height: 0.046 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.093 INCHES NOMINAL IN, thread_length: 0.078 INCHES MINIMUM IN, screw_material: COPPER ALLOY. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-285-8661, 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
141630
NSN: 5305-00-285-8661
NIINs: 002858661, 012107388
FSC: 5305 — Screws
CAGE: 89944 — ELBITAMERICA, INC. (USA)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.046 INCHES NOMINAL IN
thread_class3A A
head_diameter0.093 INCHES NOMINAL IN
thread_length0.078 INCHES MINIMUM IN
screw_materialCOPPER ALLOY
fastener_length0.093 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.060 INCHES IN
thread_quantity_per_inch80
thread_series_designatorUNF
NSN5305-00-285-8661
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 141630 · 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: 0.046 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.093 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-611,COMP B CANC FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.078 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.060 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.046 INCHES NOMINAL IN
FASTENER LENGTH0.093 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-611,COMP B CANC FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.078 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.060 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALCOPPER ALLOY
INTERNAL DRIVE STYLESLOT
THREAD CLASS3A A
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 141630?
141630 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 141630?
141630 is cataloged in the U.S. Government catalog under NSN 5305-00-285-8661. 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.