2640-617 — GEAR SET,WORM AND WORM WHEEL,MAT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

2640-617: GEAR SET,WORM AND WORM WHEEL,MAT.

GEAR SET,WORM AND WORM WHEEL,MAT. This part is cataloged in the U.S. Government catalog under NSN 3040-01-102-7655, 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

2640-617

NSN: 3040-01-102-7655
NIINs: 011027655, 011131915, 011137894, 011497907, 011709797, 011974943, 012083134
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)

SPECIFICATIONS

general_characteristics_item_description	BRONZE QQ-B-726 CL A HOUSING;GUN METAL WORM GEAR;CORROSION RESISTANT STEEL INDICATOR PLATE;FOR 3.000 IN. STANDARD BALL VALVE;0 TO 650 PSI WORKING PRESSURE;LOCKED SHUT IN
NSN	3040-01-102-7655

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT LOCATION: BOTH ENDS OF WORM

•

WORM THREAD LEAD: 0.5125 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE

•

WORM PITCH DIAMETER: 1.638 INCHES NOMINAL IN

•

WORM OUTSIDE DIAMETER: 1.940 INCHES NOMINAL IN

•

END SIMILARITY: NOT IDENTICAL

•

WORM HELIX ANGLE: 10 DEG,34 MIN

•

MATERIAL: NICKEL ALLOY 400

TECHNICAL CHARACTERISTICS

SHAFT LOCATION	BOTH ENDS OF WORM
WORM THREAD LEAD	0.5125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE
WORM PITCH DIAMETER	1.638 INCHES NOMINAL IN
WORM OUTSIDE DIAMETER	1.940 INCHES NOMINAL IN
END SIMILARITY	NOT IDENTICAL
WORM HELIX ANGLE	10 DEG,34 MIN
MATERIAL	NICKEL ALLOY 400
WORM THREAD QUANTITY	2
WORM THREAD DIRECTION	RIGHT-HAND

SUBSTITUTES & CROSS-REFERENCES 3

845-2068554 PIEReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

845-2068554Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

845-2068554 ITEReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 2640-617?

2640-617 is a GEAR SET,WORM AND WORM WHEEL,MAT.

What parts can replace 2640-617?

There are 3 known substitutes for 2640-617: 845-2068554 PIE, 845-2068554, 845-2068554 ITE. Substitute compatibility should be verified for your specific system.

What is the NSN for 2640-617?

2640-617 is cataloged in the U.S. Government catalog under NSN 3040-01-102-7655. This indicates validated use in U.S. government and defense supply chains.

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2640-617 — GEAR SET,WORM AND WORM WHEEL,MAT

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