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RESC632-8B — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

RESC632-8B: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL, head_style: FLAT CHAMFER, head_height: 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN, thread_length: 0.150 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-331-1250, 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
RESC632-8B
NSN: 5305-01-331-1250
FSC: 5305 — Screws
CAGE: 56563 — ALIGN AEROSPACE LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
head_styleFLAT CHAMFER
head_height0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
thread_length0.150 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
fastener_length0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
width_across_flats0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.138 INCHES IN
NSN5305-01-331-1250
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RESC632-8B · 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
•
WIDTH ACROSS FLATS: 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924 CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.150 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
FIRST DIAMETER FROM HEAD: 0.100 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
HEAD HEIGHT0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
FASTENER LENGTH0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924 CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.150 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
FIRST DIAMETER FROM HEAD0.100 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 2
10113692Reference document
Same NSN cross-reference
Reference document — Informative reference only
PC91063-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RESC632-8B?
RESC632-8B is a SCREW,EXTERNALLY RELIEVED BODY.
What parts can replace RESC632-8B?
There are 2 known substitutes for RESC632-8B: 10113692, PC91063-3. Substitute compatibility should be verified for your specific system.
What is the NSN for RESC632-8B?
RESC632-8B is cataloged in the U.S. Government catalog under NSN 5305-01-331-1250. 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.