PartsTable
Technical Data Sheet
Download PDF

EWSB22D5A21 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

EWSB22D5A21: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: DOUBLE HEXAGON, grip_length: 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN, head_height: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.3108 INCHES MINIMUM AND 0.3117 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-114-7958, 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
EWSB22D5A21
NSN: 5306-01-114-7958
FSC: 5306 — Bolts
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleDOUBLE HEXAGON
grip_length1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN
head_height0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.3108 INCHES MINIMUM AND 0.3117 INCHES MAXIMUM IN
thread_length0.326 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES GRIP
fastener_length1.648 INCHES MINIMUM AND 1.695 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OR CADMIUM AND CHROMATE OVERALL
NSN5306-01-114-7958
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: EWSB22D5A21 · 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 GRIP
•
HEAD HEIGHT: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.648 INCHES MINIMUM AND 1.695 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: NAS 672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837 TYPE 2 CLASS 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.326 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES GRIP
HEAD HEIGHT0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
FASTENER LENGTH1.648 INCHES MINIMUM AND 1.695 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONNAS 672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837 TYPE 2 CLASS 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
THREAD LENGTH0.326 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEDOUBLE HEXAGON
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 5
BM17020-5-21AReference document
Same NSN cross-reference
Reference document — Secondary reference
GB511B5-21Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
VS3071-5F21Reference document
Same NSN cross-reference
Reference document — Secondary reference
VAL22034-5F21Reference document
Same NSN cross-reference
Reference document — Secondary reference
H401-5-21Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy EWSB22D5A21?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is EWSB22D5A21?
EWSB22D5A21 is a BOLT,SHEAR.
What parts can replace EWSB22D5A21?
There are 5 known substitutes for EWSB22D5A21: BM17020-5-21A, GB511B5-21, VS3071-5F21 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for EWSB22D5A21?
EWSB22D5A21 is cataloged in the U.S. Government catalog under NSN 5306-01-114-7958. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — EWSB22D5A21

✓ 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.