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1221-007 — FILTER,RADIO FREQUENCY INTERFERE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

1221-007: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include cushion: NOT INCLUDED, material: ALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED, bonnet_type: INSIDE SCREW, mounting_pad: NOT INCLUDED, body_material: METAL, overall_width: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-535-2127, 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
MRO→ MRO_GENERAL→ 1221-007
NSN: 4820-00-535-2127
NIINs: 005352127, 009728238, 011436272, 013783795
FSC: 4820 — Valves, Nonpowered
CAGE: 14889 — GEORGE FISCHER SLOANE, INC. (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED
bonnet_typeINSIDE SCREW
mounting_padNOT INCLUDED
body_materialMETAL
overall_width1.000 INCHES NOMINAL IN
inclosure_typeENCASED
overall_length1.116 INCHES NOMINAL IN
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSOCKET ALL ENDS
special_featuresW/ONE END TWISTED 90 DEG AND A 0.250 IN.UNTHD HOLE,SECONDEND SLOTTED,0.750IN.X 0.375 IN. IN
style_designatorROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
NSN4820-00-535-2127
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1221-007 · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES ALL ENDS IN
•
CONNECTION STYLE: SOCKET ALL ENDS
•
CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
BONNET TYPE: INSIDE SCREW
•
BONNET ATTACHMENT METHOD: INTEGRAL
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE SEAT
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES ALL ENDS IN
CONNECTION STYLESOCKET ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
BONNET TYPEINSIDE SCREW
SPECIAL FEATURESBODT,FLOWCONTROLDEVICEANDSTEMCHLORINATEDPOLYVINYLCHLORIDE,PACKNGRUBBER,FLUOROCARBON
BONNET ATTACHMENT METHODINTEGRAL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
VALVE OPERATION METHODMANUAL
SUBSTITUTES & CROSS-REFERENCES 5
3/4 IN U51TB-VReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
22599008Reference document
Same NSN cross-reference
Reference document — Secondary reference
1181-007Reference document
Same NSN cross-reference
Reference document — Secondary reference
1081-007Reference document
Same NSN cross-reference
Reference document — Secondary reference
22909-008Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 1221-007?
1221-007 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1221-007?
There are 5 known substitutes for 1221-007: 3/4 IN U51TB-V, 22599008, 1181-007 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1221-007?
1221-007 is cataloged in the U.S. Government catalog under NSN 4820-00-535-2127. This indicates validated use in U.S. government and defense supply chains.
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