1811657-25 — STANDOFF,THREADED,SPACING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

1811657-25: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A LEFT INTERNAL (INCLUDES THRU THREAD) A, thread_length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN, special_features: OVERALL LENGTH IS 1.120 INCHES (NOM) IN, style_designator: PROJECTION ONE END LEFT INTERNAL THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-411-4484, 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

1811657-25

NSN: 5340-00-411-4484
NIINs: 004114484, 015971509
FSC: 5340 — Hardware, Commercial
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

length	0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
material	STEEL CORROSION RESISTING OVERALL
thread_class	2A LEFT INTERNAL (INCLUDES THRU THREAD) A
thread_length	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
special_features	OVERALL LENGTH IS 1.120 INCHES (NOM) IN
style_designator	PROJECTION ONE END LEFT INTERNAL THREAD
thread_direction	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
nominal_thread_size	0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
cross-sectional_shape	HEXAGON
end_item_identification	RT-1700/BPS-1
NSN	5340-00-411-4484

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.188 INCHES NOMINAL IN

•

LENGTH: 0.188 INCHES NOMINAL IN

•

STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT EXTERNAL THREAD

•

CROSS-SECTIONAL SHAPE: HEXAGON

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.188 INCHES NOMINAL IN
LENGTH	0.188 INCHES NOMINAL IN
STYLE DESIGNATOR	LEFT INTERNAL AND RIGHT EXTERNAL THREAD
CROSS-SECTIONAL SHAPE	HEXAGON

SUBSTITUTES & CROSS-REFERENCES 9

9723-SS-0440-7Reference document

Same NSN cross-reference

Reference document — Secondary reference

69118-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

9723-SS-0440Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

163-01-SS-440-ESame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

14H3-04X3CSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

952083-136Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1811657-25?

1811657-25 is a STANDOFF,THREADED,SPACING.

What parts can replace 1811657-25?

There are 9 known substitutes for 1811657-25: 9723-SS-0440-7, 69118-1, 9723-SS-0440 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 1811657-25?

1811657-25 is cataloged in the U.S. Government catalog under NSN 5340-00-411-4484. This indicates validated use in U.S. government and defense supply chains.

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1811657-25 — STANDOFF,THREADED,SPACING

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