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700577 — FASTENER ASSEMBLY,TURNLOCK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

700577: FASTENER ASSEMBLY,TURNLOCK.

The FASTENER ASSEMBLY,TURNLOCK is a the manufacturer industrial component. Key specifications include diameter: 0.500 INCHES NOMINAL IN, material: RUBBER WASHER, grip_length: 0.719 INCHES NOMINAL IN, stud_assembly_style: STUD ASSEMBLY, eyelet_outside_diameter: 0.438 INCHES NOMINAL IN, turnlock_stud_head_style: FILLISTER. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-020-2019, 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
700577
NSN: 5325-00-020-2019
FSC: 5325 — Fastening Devices
CAGE: 01359 — TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. (USA)
SPECIFICATIONS
diameter0.500 INCHES NOMINAL IN
materialRUBBER WASHER
grip_length0.719 INCHES NOMINAL IN
stud_assembly_styleSTUD ASSEMBLY
eyelet_outside_diameter0.438 INCHES NOMINAL IN
turnlock_stud_head_styleFILLISTER
stud_shank_major_diameter0.188 INCHES NOMINAL IN
turnlock_stud_shank_styleSTUD SHANK
distance_from_engaging_member_to_largest_bearing_surface_of_head0.438 INCHES NOMINAL IN
NSN5325-00-020-2019
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 700577 · 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
•
EYELET OUTSIDE DIAMETER: 0.438 INCHES NOMINAL IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
DIAMETER: 0.500 INCHES NOMINAL IN
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.438 INCHES NOMINAL IN
•
TURNLOCK STUD HEAD STYLE: FILLISTER
•
STUD SHANK MAJOR DIAMETER: 0.188 INCHES NOMINAL IN
•
MATERIAL: RUBBER WASHER
TECHNICAL CHARACTERISTICS
EYELET OUTSIDE DIAMETER0.438 INCHES NOMINAL IN
TURNLOCK STUD SHANK STYLESTUD SHANK
DIAMETER0.500 INCHES NOMINAL IN
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.438 INCHES NOMINAL IN
TURNLOCK STUD HEAD STYLEFILLISTER
STUD SHANK MAJOR DIAMETER0.188 INCHES NOMINAL IN
MATERIALRUBBER WASHER
MATERIALSTEEL STUD
MATERIALRUBBER GROMMET
MATERIALSTEEL PIN
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
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 700577?
700577 is a FASTENER ASSEMBLY,TURNLOCK.
What is the NSN for 700577?
700577 is cataloged in the U.S. Government catalog under NSN 5325-00-020-2019. 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.