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HR204-7-29D — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

HR204-7-29D: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.7782 INCHES MINIMUM AND 0.7784 INCHES MAXIMUM IN, head_diameter: 0.826 INCHES MINIMUM AND 0.888 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-164-9729, 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
HR204-7-29D
NSN: 5305-01-164-9729
FSC: 5305 — Screws
CAGE: L4528 — LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC (CAN)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleFLAT COUNTERSUNK
grip_length1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.7782 INCHES MINIMUM AND 0.7784 INCHES MAXIMUM IN
head_diameter0.826 INCHES MINIMUM AND 0.888 INCHES MAXIMUM IN
thread_length0.639 INCHES MINIMUM AND 0.706 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES THREADS
fastener_length2.461 INCHES MINIMUM AND 2.508 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
NSN5305-01-164-9729
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HR204-7-29D · 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
•
SURFACE FINISH: 32.0 MICROINCHES THREADS
•
FASTENER LENGTH: 2.461 INCHES MINIMUM AND 2.508 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: NAS672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837,TY 2,CL 3 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.639 INCHES MINIMUM AND 0.706 INCHES MAXIMUM IN
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
•
SHANK UNTHREADED HOLE DIAMETER: 0.096 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH32.0 MICROINCHES GRIP
FASTENER LENGTH2.461 INCHES MINIMUM AND 2.508 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONNAS672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837,TY 2,CL 3 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
THREAD LENGTH0.639 INCHES MINIMUM AND 0.706 INCHES MAXIMUM IN
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER0.096 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.438 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 3
106706T-7-29DReference document
Same NSN cross-reference
Reference document — Secondary reference
GB510FD7-29DReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
GB510CE7-29DReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 HR204-7-29D?
HR204-7-29D is a SCREW,CLOSE TOLERANCE.
What parts can replace HR204-7-29D?
There are 3 known substitutes for HR204-7-29D: 106706T-7-29D, GB510FD7-29D, GB510CE7-29D. Substitute compatibility should be verified for your specific system.
What is the NSN for HR204-7-29D?
HR204-7-29D is cataloged in the U.S. Government catalog under NSN 5305-01-164-9729. 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.