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752-6405297-54 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

752-6405297-54: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 4.580 INCHES NOMINAL IN, material: STEEL OVERALL, thread_class: 2B RIGHT INTERNAL, thread_length: 1.030 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN, special_features: PIN,NICRMOSTL, style_designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-516-5428, 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
752-6405297-54
NSN: 5340-01-516-5428
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
length4.580 INCHES NOMINAL IN
materialSTEEL OVERALL
thread_class2B RIGHT INTERNAL
thread_length1.030 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
special_featuresPIN,NICRMOSTL
style_designatorLEFT INTERNAL AND RIGHT INTERNAL THREADS
thread_directionRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
nominal_thread_size0.125 INCHES RIGHT INTERNAL IN
cross-sectional_shapeELLIPTICAL
cross-sectional_width1.750 INCHES NOMINAL IN
cross-sectional_length4.580 INCHES NOMINAL IN
thread_pitch_diameters+0.2175 TO 0.2248 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
NSN5340-01-516-5428
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 752-6405297-54 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
•
LENGTH: 4.580 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 1.750 INCHES NOMINAL IN
•
THREAD LENGTH: 1.030 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT INTERNAL THREADS
•
THREAD PITCH DIAMETERS: +0.1009 TO 0.1052 INCHES RIGHT INTERNAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: DOD-F-24669/1 FED STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
LENGTH4.580 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH1.750 INCHES NOMINAL IN
THREAD LENGTH1.030 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD LENGTH2.320 INCHES NOMINAL RIGHT INTERNAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT INTERNAL THREADS
THREAD PITCH DIAMETERS+0.1009 TO 0.1052 INCHES RIGHT INTERNAL IN
THREAD PITCH DIAMETERS+0.2175 TO 0.2248 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
MATERIAL DOCUMENT AND CLASSIFICATIONDOD-F-24669/1 FED STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL LENGTH4.580 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND 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
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FREQUENTLY ASKED QUESTIONS
What is 752-6405297-54?
752-6405297-54 is a STANDOFF,THREADED,SPACING.
What is the NSN for 752-6405297-54?
752-6405297-54 is cataloged in the U.S. Government catalog under NSN 5340-01-516-5428. 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.