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7-58-058 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7-58-058: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: SQUARE, head_height: 0.281 INCHES NOMINAL IN, point_style: FULL DOG, thread_class: 2A A, thread_length: 2.094 INCHES MINIMUM AND 2.156 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-638-1175, 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
7-58-058
NSN: 5305-00-638-1175
NIINs: 006381175, 010414688
FSC: 5305 — Screws
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleSQUARE
head_height0.281 INCHES NOMINAL IN
point_styleFULL DOG
thread_class2A A
thread_length2.094 INCHES MINIMUM AND 2.156 INCHES MAXIMUM IN
fastener_length2.219 INCHES MINIMUM AND 2.281 INCHES MAXIMUM IN
hardness_rating38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
width_between_flats0.375 INCHES NOMINAL IN
internal_drive_styleW/O INTERNAL DRIVE
nominal_thread_diameter0.375 INCHES IN
NSN5305-00-638-1175
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7-58-058 · 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: 0.281 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.219 INCHES MINIMUM AND 2.281 INCHES MAXIMUM IN
•
THREAD LENGTH: 2.094 INCHES MINIMUM AND 2.156 INCHES MAXIMUM IN
•
HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: SQUARE
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: FULL DOG
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.281 INCHES NOMINAL IN
FASTENER LENGTH2.219 INCHES MINIMUM AND 2.281 INCHES MAXIMUM IN
THREAD LENGTH2.094 INCHES MINIMUM AND 2.156 INCHES MAXIMUM IN
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLESQUARE
THREAD DIRECTIONRIGHT-HAND
POINT STYLEFULL DOG
WIDTH BETWEEN FLATS0.375 INCHES NOMINAL IN
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
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 7-58-058?
7-58-058 is a RING,RETAINING.
What is the NSN for 7-58-058?
7-58-058 is cataloged in the U.S. Government catalog under NSN 5305-00-638-1175. 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.