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Technical Data Sheet
PartsTable / COMPONENT / 9320.877.1
9320.877.1 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The 9320.877.1 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-071-4314, 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
9320.877.1
NSN: 4820-01-071-4314
FSC: 4820
CAGE: 00819 — FLAIR CORPORATION DBA S P X AIR TREATMENT DIV DEHYDRATION (USA)
SPECIFICATIONS
Part Number9320.877.1
NSN4820-01-071-4314
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9320.877.1 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE
•
SHOULDER WIDTH: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE
SHOULDER WIDTH0.125 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
501-SPSInterchangeable
interchangeable cross-reference
interchangeable
8820.001.1-1Interchangeable
interchangeable cross-reference
interchangeable
0501-6Interchangeable
interchangeable cross-reference
interchangeable
0501-6 PIECE 3Interchangeable
interchangeable cross-reference
interchangeable
4710-702.2-1Interchangeable
interchangeable cross-reference
interchangeable
0501-6 PIECE 4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9320.877.1?
9320.877.1 is a 9320.877.1.
What parts can replace 9320.877.1?
There are 16 known substitutes for 9320.877.1: 501-SPS, 8820.001.1-1, 0501-6 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9320.877.1?
9320.877.1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-071-4314. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026