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C1520 — RESISTOR,FIXED,FILM

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

C1520: RESISTOR,FIXED,FILM.

The RESISTOR,FIXED,FILM is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_length: 0.250 INCHES NOMINAL IN, thread_class: 2A SINGLE THREADED PORTION A, body_diameter: 0.109 INCHES NOMINAL IN, terminal_type: WIRE LEAD, thread_length: 0.340 INCHES MINIMUM AND 0.370 INCHES MAXIMUM SINGLE THREADED PORTION IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-216-9014, 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→ C1520
NSN: 4820-00-216-9014
NIINs: 002169014, 008800385, 015541065
FSC: 4820 — Valves, Nonpowered
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_length0.250 INCHES NOMINAL IN
thread_class2A SINGLE THREADED PORTION A
body_diameter0.109 INCHES NOMINAL IN
terminal_typeWIRE LEAD
thread_length0.340 INCHES MINIMUM AND 0.370 INCHES MAXIMUM SINGLE THREADED PORTION IN
inclosure_typeENCAPSULATED
flange_diameter3.880 INCHES NOMINAL IN
special_featuresHAND-HELD; REACTS TO DIFFERENT EXLOSIVES BY TURNING COLORS; 20 NANOGRAMS RESOLUTION; TESTS FOR NITRATE ESTERS AND NITRAMINES; 100 TEST PLUS 200ML
style_designatorAXIAL TERMINAL EACH END
seat_angle_in_deg5.000 NOMINAL
nominal_thread_size3.500 INCHES SINGLE THREADED PORTION IN
NSN4820-00-216-9014
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C1520 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.312 INCHES NOMINAL IN
•
FLANGE DIAMETER: 3.880 INCHES NOMINAL IN
•
THREAD LENGTH: 0.340 INCHES MINIMUM AND 0.370 INCHES MAXIMUM SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 3.000 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN
•
NOMINAL THREAD SIZE: 3.500 INCHES SINGLE THREADED PORTION IN
•
UNDER FLANGE HEIGHT: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.312 INCHES NOMINAL IN
FLANGE DIAMETER3.880 INCHES NOMINAL IN
THREAD LENGTH0.340 INCHES MINIMUM AND 0.370 INCHES MAXIMUM SINGLE THREADED PORTION IN
STYLE DESIGNATORTHREADED FLANGED
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER3.000 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN
NOMINAL THREAD SIZE3.500 INCHES SINGLE THREADED PORTION IN
UNDER FLANGE HEIGHT0.500 INCHES NOMINAL IN
THREAD CLASS2A SINGLE THREADED PORTION A
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
SUBSTITUTES & CROSS-REFERENCES 2
61024ITEM15Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
61024Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is C1520?
C1520 is a RESISTOR,FIXED,FILM. It is classified as a MRO (MRO_GENERAL).
What parts can replace C1520?
There are 2 known substitutes for C1520: 61024ITEM15, 61024. Substitute compatibility should be verified for your specific system.
What is the NSN for C1520?
C1520 is cataloged in the U.S. Government catalog under NSN 4820-00-216-9014. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.