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91075A440 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91075A440: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, material: STEEL OVERALL, style_designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD, thread_direction: RIGHT-HAND RIGHT EXTERNAL, width_across_flats: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, nominal_thread_size: 0.138 INCHES RIGHT EXTERNAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-592-7459, 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
91075A440
NSN: 5340-01-592-7459
FSC: 5340 — Hardware, Commercial
CAGE: 3EM17 — ISO GROUP INC DBA ISO GROUP INC (USA)
SPECIFICATIONS
length0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
materialSTEEL OVERALL
style_designatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
thread_directionRIGHT-HAND RIGHT EXTERNAL
width_across_flats0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
nominal_thread_size0.138 INCHES RIGHT EXTERNAL IN
cross-sectional_shapeHEXAGON
end_item_identification6625016123560
right_projection_length0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
thread_quantity_per_inch32 RIGHT EXTERNAL
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
right_projection_diameter0.138 INCHES NOMINAL IN
NSN5340-01-592-7459
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91075A440 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: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
LENGTH: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
•
THREAD DIRECTION: RIGHT-HAND RIGHT EXTERNAL
•
NOMINAL THREAD SIZE: 0.138 INCHES RIGHT EXTERNAL IN
•
CROSS-SECTIONAL SHAPE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
LENGTH0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT EXTERNAL THREAD
THREAD DIRECTIONRIGHT-HAND RIGHT EXTERNAL
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE0.138 INCHES RIGHT EXTERNAL IN
NOMINAL THREAD SIZE0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
CROSS-SECTIONAL SHAPEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCY18-8 STAINLESS STEEL MALE-FEMALE THREADED HEX STANDOFF
END ITEM IDENTIFICATION6625016123560
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 91075A440?
91075A440 is a STANDOFF,THREADED,SPACING.
What is the NSN for 91075A440?
91075A440 is cataloged in the U.S. Government catalog under NSN 5340-01-592-7459. 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.