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220635 — DUMMY COUPLING,AUTOMOTIVE AIR BR

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

220635: DUMMY COUPLING,AUTOMOTIVE AIR BR.

DUMMY COUPLING,AUTOMOTIVE AIR BR. Key specifications include material: STEEL OVERALL, hole_type: DRILLED, head_style: HEXAGON, head_height: 0.234 INCHES NOMINAL IN, thread_class: 2A A, hole_diameter: 0.070 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-022-0635, 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
MRO→ MRO_GENERAL→ 220635
NSN: 5305-00-022-0635
NIINs: 000220635, 001379235, 012076337
FSC: 5305 — Screws
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_typeDRILLED
head_styleHEXAGON
head_height0.234 INCHES NOMINAL IN
thread_class2A A
hole_diameter0.070 INCHES NOMINAL IN
hole_quantity1
thread_length1.000 INCHES MINIMUM IN
fastener_length1.250 INCHES NOMINAL IN
hardness_rating100.0 ROCKWELL B MAXIMUM OVERALL
thread_directionRIGHT-HAND
width_between_flats0.562 INCHES NOMINAL IN
NSN5305-00-022-0635
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 220635 · 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: 0.234 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.250 INCHES NOMINAL IN
•
THREAD LENGTH: 1.000 INCHES MINIMUM IN
•
HARDNESS RATING: 100.0 ROCKWELL B MAXIMUM OVERALL
•
HOLE CONFIGURATION STYLE: HEXAGON FLATS
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.234 INCHES NOMINAL IN
FASTENER LENGTH1.250 INCHES NOMINAL IN
THREAD LENGTH1.000 INCHES MINIMUM IN
HARDNESS RATING100.0 ROCKWELL B MAXIMUM OVERALL
HOLE CONFIGURATION STYLEHEXAGON FLATS
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY HOLE TYPE AND QUANTITY
WIDTH BETWEEN FLATS0.562 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
FFS85TYPE2STYLE10PGRADE2Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 220635?
220635 is a DUMMY COUPLING,AUTOMOTIVE AIR BR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 220635?
There is 1 known substitute for 220635: FFS85TYPE2STYLE10PGRADE2. Substitute compatibility should be verified for your specific system.
What is the NSN for 220635?
220635 is cataloged in the U.S. Government catalog under NSN 5305-00-022-0635. 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.