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Technical Data Sheet
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R91GB616 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

R91GB616: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-00-461-1647, 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
R91GB616
NSN: 5340-00-461-1647
FSC: 5340 — Hardware, Commercial
CAGE: 12464 — MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS ELECTRONIC SYSTEMS CO (USA)
SPECIFICATIONS
Part NumberR91GB616
NSN5340-00-461-1647
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R91GB616 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
SUBSTITUTES & CROSS-REFERENCES 9
9743-SS-0632Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
9743-SS-0632-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
5307-0001-02Reference document
Same NSN cross-reference
Reference document — Secondary reference
4542-632-SS-20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
0600C0046-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
860456-50Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R91GB616?
R91GB616 is a STANDOFF,THREADED,SPACING.
What parts can replace R91GB616?
There are 9 known substitutes for R91GB616: 9743-SS-0632, 9743-SS-0632-7, 5307-0001-02 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R91GB616?
R91GB616 is cataloged in the U.S. Government catalog under NSN 5340-00-461-1647. This indicates validated use in U.S. government and defense supply chains.
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