PartsTable
Technical Data Sheet
Download PDF

5624421 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5624421: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.230 INCHES NOMINAL IN, material: ALUMINUM OVERALL, thread_class: 2A RIGHT EXTERNAL A, thread_length: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN, style_designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD, width_across_flats: 0.187 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-326-3863, 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
5624421
NSN: 5340-01-326-3863
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
length0.230 INCHES NOMINAL IN
materialALUMINUM OVERALL
thread_class2A RIGHT EXTERNAL A
thread_length0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
style_designatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
width_across_flats0.187 INCHES NOMINAL IN
nominal_thread_size0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
cross-sectional_shapeHEXAGON
right_projection_length0.200 INCHES NOMINAL IN
thread_quantity_per_inch32 RIGHT EXTERNAL
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
NSN5340-01-326-3863
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5624421 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.187 INCHES NOMINAL IN
•
LENGTH: 0.230 INCHES NOMINAL IN
•
THREAD LENGTH: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
•
NOMINAL THREAD SIZE: 0.138 INCHES RIGHT EXTERNAL IN
•
CROSS-SECTIONAL SHAPE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.187 INCHES NOMINAL IN
LENGTH0.230 INCHES NOMINAL IN
THREAD LENGTH0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD LENGTH0.190 INCHES NOMINAL RIGHT EXTERNAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT EXTERNAL THREAD
NOMINAL THREAD SIZE0.138 INCHES RIGHT EXTERNAL IN
NOMINAL THREAD SIZE0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
CROSS-SECTIONAL SHAPEHEXAGON
THREAD CLASS2A RIGHT EXTERNAL A
THREAD CLASS2B LEFT INTERNAL (INCLUDES THRU THREAD)
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 5624421?
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 5624421?
5624421 is a STANDOFF,THREADED,SPACING.
What is the NSN for 5624421?
5624421 is cataloged in the U.S. Government catalog under NSN 5340-01-326-3863. 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 — 5624421

✓ 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.